<!DOCTYPE html> <html lang="en" prefix="og: http://ogp.me/ns#" dir=ltr> <head> <meta name="viewport" content="width=device-width, initial-scale=1" /> <meta http-equiv="content-type" content="text/html; charset=UTF-8" /> <title lang="en">Glossary - Apple Support (GU)</title> <link rel="dns-prefetch" href="https://www.apple.com/" /> <link rel="preconnect" href="https://www.apple.com/" crossorigin /> <link rel="canonical" href="https://support.apple.com/en-gu/guide/security/sec93292bfa6/web" /> <meta name="description" content="" /> <meta property="og:url" content="https://support.apple.com/en-gu/guide/security/sec93292bfa6/1/web/1" /> <meta property="og:title" content="Glossary" /> <meta property="og:description" content="" /> <meta property="og:site_name" content="Apple Support" /> <meta property="og:locale" content="en_GU" /> <meta property="og:type" content="article" /> <meta name="ac-gn-search-field[locale]" content="en_GU" /> <meta name="robots" content="index,nofollow" /> <link rel="preload" as="style" href="/clientside/build/apd-sasskit.built.css" onload="this.onload=null;this.rel='stylesheet'"> <noscript> <link rel="stylesheet" href="/clientside/build/apd-sasskit.built.css" type="text/css" /> </noscript> <link rel="preload" as="style" href="/clientside/build/app-apd.css" onload="this.onload=null;this.rel='stylesheet'"> <noscript> <link rel="stylesheet" href="/clientside/build/app-apd.css" type="text/css" /> </noscript> <link rel="preload" as="style" href="//www.apple.com/wss/fonts?families=SF+Pro,v1:200,300,400,500,600|SF+Pro+Icons,v1" onload="this.onload=null;this.rel='stylesheet'"> <noscript> <link rel="stylesheet" href="//www.apple.com/wss/fonts?families=SF+Pro,v1:200,300,400,500,600|SF+Pro+Icons,v1" type="text/css" /> </noscript> <script> var _applemd = { page: { site_section: "kb", content_type: "bk", info_type: "", topics: "", in_house: "", locale: "en-gu", content_template: "topic", friendly_content: { title: `Apple Platform Security`, publish_date: "01072025", topic_id: "SEC93292BFA6", article_id : "BK_6EAAD3FAC75B6647A53C556FAE333FA7_SEC93292BFA6", product_version : "security, 1", os_version : ", 1", article_version : "1" }, }, product: "security" }; const isMobilePlayer = /iPhone|iPod|Android/i.test(navigator.userAgent); </script> <script> var data = { showHelpFulfeedBack: true, id: "BK_6EAAD3FAC75B6647A53C556FAE333FA7_SEC93292BFA6", locale: "en_US", podCookie: "gu~en", source : "", isSecureEnv: false, dtmPageSource: "topic", domain: "support.apple.com", isNeighborJsEnabled: true, dtmPageName: "acs.pageload" } window.appState = JSON.stringify(data); </script> <script src="/clientside/build/nn.js" type="text/javascript" charset="utf-8"></script> <script> var neighborInitData = { appDataSchemaVersion: '1.0.0', webVitalDataThrottlingPercentage: 100, reportThrottledWebVitalDataTypes: ['system:dom-content-loaded', 'system:load', 'system:unfocus', 'system:focus', 'system:unload', 'system:page-hide', 'system:visibility-change-visible', 'system:visibility-change-hidden', 'system:event', 'app:load', 'app:unload', 'app:event'], trackMarcomSearch: true, trackSurvey: true, endpoint: 'https://supportmetrics.apple.com/content/services/stats' } </script> </head> <body dir="ltr" data-istaskopen="false" lang="en" class="ac-gn-current-support no-js Glossary apd-topic" data-designversion="2" itemscope itemtype="https://schema.org/TechArticle"> <link rel="stylesheet" type="text/css" href="https://www.apple.com/api-www/global-elements/global-header/v1/assets/globalheader.css" /> <div id="globalheader" class="globalnav-scrim globalheader-light"> <nav id="globalnav" lang="en_GU" dir="ltr" aria-label="Global" data-analytics-element-engagement-start="globalnav:onFlyoutOpen" data-analytics-element-engagement-end="globalnav:onFlyoutClose" data-store-api="https://www.apple.com/[storefront]/shop/bag/status" data-analytics-activitymap-region-id="global nav" data-analytics-region="global nav" class="globalnav no-js" > <div class="globalnav-content"> <ul id="globalnav-list" class="globalnav-list" aria-labelledby="globalnav-menutrigger-button" > <li data-analytics-element-engagement="globalnav hover - apple" class="globalnav-item globalnav-item-apple" > <a href="https://www.apple.com/" data-globalnav-item-name="apple" data-analytics-title="apple home" aria-label="Apple" class="globalnav-link globalnav-link-apple" > <span class="globalnav-image-regular globalnav-link-image"> <svg height="44" viewBox="0 0 14 44" width="14" xmlns="http://www.w3.org/2000/svg" > <path d="m13.0729 17.6825a3.61 3.61 0 0 0 -1.7248 3.0365 3.5132 3.5132 0 0 0 2.1379 3.2223 8.394 8.394 0 0 1 -1.0948 2.2618c-.6816.9812-1.3943 1.9623-2.4787 1.9623s-1.3633-.63-2.613-.63c-1.2187 0-1.6525.6507-2.644.6507s-1.6834-.9089-2.4787-2.0243a9.7842 9.7842 0 0 1 -1.6628-5.2776c0-3.0984 2.014-4.7405 3.9969-4.7405 1.0535 0 1.9314.6919 2.5924.6919.63 0 1.6112-.7333 2.8092-.7333a3.7579 3.7579 0 0 1 3.1604 1.5802zm-3.7284-2.8918a3.5615 3.5615 0 0 0 .8469-2.22 1.5353 1.5353 0 0 0 -.031-.32 3.5686 3.5686 0 0 0 -2.3445 1.2084 3.4629 3.4629 0 0 0 -.8779 2.1585 1.419 1.419 0 0 0 .031.2892 1.19 1.19 0 0 0 .2169.0207 3.0935 3.0935 0 0 0 2.1586-1.1368z" ></path> </svg> </span> <span class="globalnav-image-compact globalnav-link-image"> <svg height="48" viewBox="0 0 17 48" width="17" xmlns="http://www.w3.org/2000/svg" > <path d="m15.5752 19.0792a4.2055 4.2055 0 0 0 -2.01 3.5376 4.0931 4.0931 0 0 0 2.4908 3.7542 9.7779 9.7779 0 0 1 -1.2755 2.6351c-.7941 1.1431-1.6244 2.2862-2.8878 2.2862s-1.5883-.734-3.0443-.734c-1.42 0-1.9252.7581-3.08.7581s-1.9611-1.0589-2.8876-2.3584a11.3987 11.3987 0 0 1 -1.9373-6.1487c0-3.61 2.3464-5.523 4.6566-5.523 1.2274 0 2.25.8062 3.02.8062.734 0 1.8771-.8543 3.2729-.8543a4.3778 4.3778 0 0 1 3.6822 1.841zm-6.8586-2.0456a1.3865 1.3865 0 0 1 -.2527-.024 1.6557 1.6557 0 0 1 -.0361-.337 4.0341 4.0341 0 0 1 1.0228-2.5148 4.1571 4.1571 0 0 1 2.7314-1.4078 1.7815 1.7815 0 0 1 .0361.373 4.1487 4.1487 0 0 1 -.9867 2.587 3.6039 3.6039 0 0 1 -2.5148 1.3236z" ></path> </svg> </span> <span class="globalnav-link-text"> Apple </span> </a> </li> </ul> </div> </nav> <div id="globalnav-curtain" class="globalnav-curtain"></div> <div id="globalnav-placeholder" class="globalnav-placeholder"></div> </div> <script type="text/javascript" src="https://www.apple.com/api-www/global-elements/global-header/v1/assets/globalheader.umd.js" ></script> <div id="arabic-localnav"> <input type='checkbox' id='localnav-menustate' class='localnav-menustate' /> <nav id='localnav-pattern' class='localnav' data-sticky aria-label='Local Navigation' > <div class='localnav-wrapper' role='presentation'> <div class='localnav-background'></div> <div class='localnav-content' role='presentation'> <span class='localnav-title'> <a href='https://support.apple.com/en-gu/guide/security/welcome/1/web' data-ss-analytics-link-component_name='support' data-ss-analytics-link-component_type='local nav' data-ss-analytics-link-text='Apple Platform Security' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/welcome/1/web' data-ss-analytics-event='acs.link_click' >Apple Platform Security</a> </span> <div class='localnav-menu' role='presentation'> <a href="#localnav-menustate" role="button" class='localnav-menucta-anchor localnav-menucta-anchor-open' id='localnav-menustate-open' > <span class='localnav-menucta-anchor-label'> Open Menu </span> </a> <a href='#localnav-menustate' role="button" class='localnav-menucta-anchor localnav-menucta-anchor-close' id='localnav-menustate-close' > <span class='localnav-menucta-anchor-label'> Close Menu </span> </a> <div class='localnav-menu-tray' role='presentation'> <ul class='localnav-menu-items'> <li class='localnav-menu-item'> <a href='https://discussions.apple.com/welcome' class='localnav-menu-link' data-ss-analytics-link-component_name='support' data-ss-analytics-link-component_type='local nav' data-ss-analytics-link-text='Communities' data-ss-analytics-link-url='https://discussions.apple.com/welcome' data-ss-analytics-event='acs.link_click' > Communities</a> </li> </ul> </div> <div class='localnav-actions'> <div class='localnav-action localnav-action-menucta' aria-hidden='true'> <label for='localnav-menustate' class='localnav-menucta'> <span class='localnav-menucta-chevron' ></span> </label> </div> </div> </div> </div> </div> </nav> <label id='localnav-curtain' class='localnav-curtain' htmlFor='localnav-menustate' ></label> </div> <div class='main' role='main' dir=ltr id="arabic"> <section class='book topic-search single-version'> <div id='book-version' class='book-version-name'></div> <div id='searchBar-container'> <section class="as-search"> <div class="as-search-content"> <div class="row"> <form action="/kb/index" method="get" id="as-search-form" aria-label="Apple Platform Security" class="as-search-form" data-suggestions-endpoint="https://www.apple.com/search-services/suggestions/" data-no-results-hint-text="Hit enter to search" data-quick-links-heading="Quick Links" data-suggested-results-heading="Suggested Searches" onsubmit="return false;" > <input type="hidden" name="page" value="search" /> <input type="hidden" name="src" id="src" value="support_book_topic" /> <input type="hidden" name="locale" id="as-search-locale" value="en_GU" /> <input type="hidden" name="bookid" value="6eaad3fac75b6647a53c556fae333fa7" /> <input type="hidden" name="rurl" value="https://support.apple.com/en-gu/guide/security/sec93292bfa6/1/web/1" /> <input type="hidden" name="title" value="Apple Platform Security" /> <label for="as-search-input" class="hidden"> Search this guide </label> <input autocomplete="off" class="as-search-form-input" id="as-search-input" placeholder="Search this guide" name="query" spellcheck="false" type="text" value="" /> <button class="as-search-form-submit" type="submit" aria-label="Submit Search" > </button> <button id="as-search-close" class="as-search-form-reset" type="reset"> <span class="hidden"> Clear Search </span> </button> </form> </div> <div class="row"> <div class="as-search-suggestions " id="as-search-suggestions-wrapper" aria-expanded="false"> <span role="status" class="hidden" aria-live="polite"></span> <section class="as-search-results-section as-search-results-section-quicklinks">  </section> <section class="as-search-results-section-divider-space">  </section> <section class=" as-search-results-section as-search-results-section-suggestions">  </section> <section class="as-search-results-section-no-results">  </section> </div> </div> </div> </section> </div> </section> <div id="toc-section-wrapper"> <div id="toc-container" class="toc-container"> <div class="book book-toc" id="toc-title-link"> <a href="https://support.apple.com/en-gu/guide/security/toc/1" id="toc-link" class="icon icon-after icon-pluscircle toggle-toc" role="button" data-ss-analytics-link-component_name="table of contents" data-ss-analytics-link-component_type="toc" data-ss-analytics-link-text="launch=table of contents" data-ss-analytics-event="acs.link_click" > <span class="toc-link-text">Table of Contents</span> </a> </div> </div> </div> <div id='toc-hidden-content'> <div id="modal-toc-container" class="modal-content"> <h2 id='modal-heading' class="modal-heading">Apple Platform Security</h2> <ul class='toc hasIcons'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Welcome' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/welcome/web' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/welcome/web' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/welcome/web' id='toc-item-SECFE0C7D4A5' data-tocid='SECFE0C7D4A5' > <span class='name'>Welcome</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Intro to Apple platform security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seccd5016d31/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seccd5016d31/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seccd5016d31/1/web/1' id='toc-item-SECCD5016D31' data-tocid='SECCD5016D31' > <span class='name'>Intro to Apple platform security</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Hardware security and biometrics' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECA2AF84C27' onClick='' > <span class='name'>Hardware security and biometrics</span> </button> <ul id='node-children-SECA2AF84C27' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Hardware security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf020d1074/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf020d1074/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf020d1074/1/web/1' id='toc-item-SECF020D1074' data-tocid='SECF020D1074' > <span class='name'>Hardware security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple SoC security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec87716a080/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec87716a080/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec87716a080/1/web/1' id='toc-item-SEC87716A080' data-tocid='SEC87716A080' > <span class='name'>Apple SoC security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure Enclave' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec59b0b31ff/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec59b0b31ff/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec59b0b31ff/1/web/1' id='toc-item-SEC59B0B31FF' data-tocid='SEC59B0B31FF' > <span class='name'>Secure Enclave</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Optic ID, Face ID, and Touch ID' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC46AC694C7' onClick='' > <span class='name'>Optic ID, Face ID, and Touch ID</span> </button> <ul id='node-children-SEC46AC694C7' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Biometric security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec067eb0c9e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec067eb0c9e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec067eb0c9e/1/web/1' id='toc-item-SEC067EB0C9E' data-tocid='SEC067EB0C9E' > <span class='name'>Biometric security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Magic Keyboard with Touch ID' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf60513daa/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf60513daa/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf60513daa/1/web/1' id='toc-item-SECF60513DAA' data-tocid='SECF60513DAA' > <span class='name'>Magic Keyboard with Touch ID</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Optic ID, Face ID, Touch ID, passcodes, and passwords' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec9479035f1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec9479035f1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec9479035f1/1/web/1' id='toc-item-SEC9479035F1' data-tocid='SEC9479035F1' > <span class='name'>Optic ID, Face ID, Touch ID, passcodes, and passwords</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Optic ID matching security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec4518c1d57/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec4518c1d57/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec4518c1d57/1/web/1' id='toc-item-SEC4518C1D57' data-tocid='SEC4518C1D57' > <span class='name'>Optic ID matching security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Facial matching security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece151358d1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece151358d1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece151358d1/1/web/1' id='toc-item-SECE151358D1' data-tocid='SECE151358D1' > <span class='name'>Facial matching security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Uses for Optic ID, Face ID, and Touch ID' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc5227ff3c/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc5227ff3c/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc5227ff3c/1/web/1' id='toc-item-SECC5227FF3C' data-tocid='SECC5227FF3C' > <span class='name'>Uses for Optic ID, Face ID, and Touch ID</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure intent and connections to the Secure Enclave' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7a94f7d1e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7a94f7d1e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7a94f7d1e/1/web/1' id='toc-item-SEC7A94F7D1E' data-tocid='SEC7A94F7D1E' > <span class='name'>Secure intent and connections to the Secure Enclave</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Hardware microphone disconnect' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secbbd20b00b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secbbd20b00b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secbbd20b00b/1/web/1' id='toc-item-SECBBD20B00B' data-tocid='SECBBD20B00B' > <span class='name'>Hardware microphone disconnect</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Express Cards with power reserve' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec90cd29d1f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec90cd29d1f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec90cd29d1f/1/web/1' id='toc-item-SEC90CD29D1F' data-tocid='SEC90CD29D1F' > <span class='name'>Express Cards with power reserve</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='System security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECBE51BDF7A' onClick='' > <span class='name'>System security</span> </button> <ul id='node-children-SECBE51BDF7A' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='System security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec114e4db04/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec114e4db04/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec114e4db04/1/web/1' id='toc-item-SEC114E4DB04' data-tocid='SEC114E4DB04' > <span class='name'>System security overview</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure boot' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECBB300CA1B' onClick='' > <span class='name'>Secure boot</span> </button> <ul id='node-children-SECBB300CA1B' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Boot process for iPhone and iPad devices' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb3000f149/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb3000f149/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb3000f149/1/web/1' id='toc-item-SECB3000F149' data-tocid='SECB3000F149' > <span class='name'>Boot process for iPhone and iPad devices</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Memory safe iBoot implementation' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec30d8d9ec1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec30d8d9ec1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec30d8d9ec1/1/web/1' id='toc-item-SEC30D8D9EC1' data-tocid='SEC30D8D9EC1' > <span class='name'>Memory safe iBoot implementation</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Mac computers with Apple silicon' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC3C46C619D' onClick='' > <span class='name'>Mac computers with Apple silicon</span> </button> <ul id='node-children-SEC3C46C619D' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Boot process' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secac71d5623/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secac71d5623/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secac71d5623/1/web/1' id='toc-item-SECAC71D5623' data-tocid='SECAC71D5623' > <span class='name'>Boot process</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Boot modes' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec10869885b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec10869885b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec10869885b/1/web/1' id='toc-item-SEC10869885B' data-tocid='SEC10869885B' > <span class='name'>Boot modes</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Paired recoveryOS restrictions' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec4cf9d63a6/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec4cf9d63a6/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec4cf9d63a6/1/web/1' id='toc-item-SEC4CF9D63A6' data-tocid='SEC4CF9D63A6' > <span class='name'>Paired recoveryOS restrictions</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Startup Disk security policy control' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7d92dc49f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7d92dc49f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7d92dc49f/1/web/1' id='toc-item-SEC7D92DC49F' data-tocid='SEC7D92DC49F' > <span class='name'>Startup Disk security policy control</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='LocalPolicy signing-key creation and management' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1f90fbad1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1f90fbad1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1f90fbad1/1/web/1' id='toc-item-SEC1F90FBAD1' data-tocid='SEC1F90FBAD1' > <span class='name'>LocalPolicy signing-key creation and management</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Contents of a LocalPolicy file for a Mac with Apple silicon' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc745a0845/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc745a0845/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc745a0845/1/web/1' id='toc-item-SECC745A0845' data-tocid='SECC745A0845' > <span class='name'>Contents of a LocalPolicy file for a Mac with Apple silicon</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Intel-based Mac computers' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC3650A1266' onClick='' > <span class='name'>Intel-based Mac computers</span> </button> <ul id='node-children-SEC3650A1266' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Boot process' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec5d0fab7c6/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec5d0fab7c6/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec5d0fab7c6/1/web/1' id='toc-item-SEC5D0FAB7C6' data-tocid='SEC5D0FAB7C6' > <span class='name'>Boot process</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Boot modes' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7703b1423/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7703b1423/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7703b1423/1/web/1' id='toc-item-SEC7703B1423' data-tocid='SEC7703B1423' > <span class='name'>Boot modes</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Startup Security Utility' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc7b34e5b5/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc7b34e5b5/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc7b34e5b5/1/web/1' id='toc-item-SECC7B34E5B5' data-tocid='SECC7B34E5B5' > <span class='name'>Startup Security Utility</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Firmware password protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec28382c9ca/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec28382c9ca/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec28382c9ca/1/web/1' id='toc-item-SEC28382C9CA' data-tocid='SEC28382C9CA' > <span class='name'>Firmware password protection</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='recoveryOS and diagnostics environments' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2512a0c09/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2512a0c09/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2512a0c09/1/web/1' id='toc-item-SEC2512A0C09' data-tocid='SEC2512A0C09' > <span class='name'>recoveryOS and diagnostics environments</span> </a> </li> </ul> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Signed system volume security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd698747c9/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd698747c9/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd698747c9/1/web/1' id='toc-item-SECD698747C9' data-tocid='SECD698747C9' > <span class='name'>Signed system volume security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure software updates' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf683e0b36/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf683e0b36/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf683e0b36/1/web/1' id='toc-item-SECF683E0B36' data-tocid='SECF683E0B36' > <span class='name'>Secure software updates</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Rapid Security Responses' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec87fc038c2/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec87fc038c2/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec87fc038c2/1/web/1' id='toc-item-SEC87FC038C2' data-tocid='SEC87FC038C2' > <span class='name'>Rapid Security Responses</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Operating system integrity' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8b776536b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8b776536b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8b776536b/1/web/1' id='toc-item-SEC8B776536B' data-tocid='SEC8B776536B' > <span class='name'>Operating system integrity</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Device pairing and connection security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC4B14BB226' onClick='' > <span class='name'>Device pairing and connection security</span> </button> <ul id='node-children-SEC4B14BB226' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Pairing model security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secadb5b6434/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secadb5b6434/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secadb5b6434/1/web/1' id='toc-item-SECADB5B6434' data-tocid='SECADB5B6434' > <span class='name'>Pairing model security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Activating data connections securely' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec5044aad1b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec5044aad1b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec5044aad1b/1/web/1' id='toc-item-SEC5044AAD1B' data-tocid='SEC5044AAD1B' > <span class='name'>Activating data connections securely</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Verifying accessories' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec70a4f377d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec70a4f377d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec70a4f377d/1/web/1' id='toc-item-SEC70A4F377D' data-tocid='SEC70A4F377D' > <span class='name'>Verifying accessories</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iPhone Mirroring security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec6ab47ebfc/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec6ab47ebfc/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec6ab47ebfc/1/web/1' id='toc-item-SEC6AB47EBFC' data-tocid='SEC6AB47EBFC' > <span class='name'>iPhone Mirroring security</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='BlastDoor for Messages and IDS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd3c881cee/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd3c881cee/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd3c881cee/1/web/1' id='toc-item-SECD3C881CEE' data-tocid='SECD3C881CEE' > <span class='name'>BlastDoor for Messages and IDS</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Lockdown Mode security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2437264f0/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2437264f0/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2437264f0/1/web/1' id='toc-item-SEC2437264F0' data-tocid='SEC2437264F0' > <span class='name'>Lockdown Mode security</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Overview of additional macOS system security capabilities' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECDA4F2237A' onClick='' > <span class='name'>Overview of additional macOS system security capabilities</span> </button> <ul id='node-children-SECDA4F2237A' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Additional macOS system security capabilities' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2fd2cc63d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2fd2cc63d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2fd2cc63d/1/web/1' id='toc-item-SEC2FD2CC63D' data-tocid='SEC2FD2CC63D' > <span class='name'>Additional macOS system security capabilities</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='System Integrity Protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb7ea06b49/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb7ea06b49/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb7ea06b49/1/web/1' id='toc-item-SECB7EA06B49' data-tocid='SECB7EA06B49' > <span class='name'>System Integrity Protection</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Trust caches' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7d38fbf97/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7d38fbf97/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7d38fbf97/1/web/1' id='toc-item-SEC7D38FBF97' data-tocid='SEC7D38FBF97' > <span class='name'>Trust caches</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Peripheral processor security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca500d4f2b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca500d4f2b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca500d4f2b/1/web/1' id='toc-item-SECA500D4F2B' data-tocid='SECA500D4F2B' > <span class='name'>Peripheral processor security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Rosetta 2 on a Mac with Apple silicon' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secebb113be1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secebb113be1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secebb113be1/1/web/1' id='toc-item-SECEBB113BE1' data-tocid='SECEBB113BE1' > <span class='name'>Rosetta 2 on a Mac with Apple silicon</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Direct memory access protections' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca4960c2b5/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca4960c2b5/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca4960c2b5/1/web/1' id='toc-item-SECA4960C2B5' data-tocid='SECA4960C2B5' > <span class='name'>Direct memory access protections</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Securely extending the kernel' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8e454101b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8e454101b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8e454101b/1/web/1' id='toc-item-SEC8E454101B' data-tocid='SEC8E454101B' > <span class='name'>Securely extending the kernel</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Option ROM security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc80b0cd0c/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc80b0cd0c/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc80b0cd0c/1/web/1' id='toc-item-SECC80B0CD0C' data-tocid='SECC80B0CD0C' > <span class='name'>Option ROM security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='UEFI firmware security in an Intel-based Mac' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seced055bcf6/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seced055bcf6/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seced055bcf6/1/web/1' id='toc-item-SECED055BCF6' data-tocid='SECED055BCF6' > <span class='name'>UEFI firmware security in an Intel-based Mac</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='System security for watchOS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc7d85209d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc7d85209d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc7d85209d/1/web/1' id='toc-item-SECC7D85209D' data-tocid='SECC7D85209D' > <span class='name'>System security for watchOS</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Random number generation' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca0c73a75b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca0c73a75b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca0c73a75b/1/web/1' id='toc-item-SECA0C73A75B' data-tocid='SECA0C73A75B' > <span class='name'>Random number generation</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Security Research Device' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca7ff718d2/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca7ff718d2/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca7ff718d2/1/web/1' id='toc-item-SECA7FF718D2' data-tocid='SECA7FF718D2' > <span class='name'>Apple Security Research Device</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Encryption and Data Protection' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC41DE7FD06' onClick='' > <span class='name'>Encryption and Data Protection</span> </button> <ul id='node-children-SEC41DE7FD06' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Encryption and Data Protection overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece3bee0835/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece3bee0835/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece3bee0835/1/web/1' id='toc-item-SECE3BEE0835' data-tocid='SECE3BEE0835' > <span class='name'>Encryption and Data Protection overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Passcodes and passwords' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec20230a10d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec20230a10d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec20230a10d/1/web/1' id='toc-item-SEC20230A10D' data-tocid='SEC20230A10D' > <span class='name'>Passcodes and passwords</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Data Protection' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC9697848CB' onClick='' > <span class='name'>Data Protection</span> </button> <ul id='node-children-SEC9697848CB' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Data Protection overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf6276da8a/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf6276da8a/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf6276da8a/1/web/1' id='toc-item-SECF6276DA8A' data-tocid='SECF6276DA8A' > <span class='name'>Data Protection overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Data Protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece8608431d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece8608431d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece8608431d/1/web/1' id='toc-item-SECE8608431D' data-tocid='SECE8608431D' > <span class='name'>Data Protection</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Data Protection classes' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb010e978a/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb010e978a/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb010e978a/1/web/1' id='toc-item-SECB010E978A' data-tocid='SECB010E978A' > <span class='name'>Data Protection classes</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Keybags for Data Protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec6483d5760/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec6483d5760/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec6483d5760/1/web/1' id='toc-item-SEC6483D5760' data-tocid='SEC6483D5760' > <span class='name'>Keybags for Data Protection</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Protecting keys in alternate boot modes' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece49ec4098/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece49ec4098/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece49ec4098/1/web/1' id='toc-item-SECE49EC4098' data-tocid='SECE49EC4098' > <span class='name'>Protecting keys in alternate boot modes</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Protecting user data in the face of attack' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf5549a4f5/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf5549a4f5/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf5549a4f5/1/web/1' id='toc-item-SECF5549A4F5' data-tocid='SECF5549A4F5' > <span class='name'>Protecting user data in the face of attack</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Sealed Key Protection (SKP)' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secdc7c6c88e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secdc7c6c88e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secdc7c6c88e/1/web/1' id='toc-item-SECDC7C6C88E' data-tocid='SECDC7C6C88E' > <span class='name'>Sealed Key Protection (SKP)</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Role of Apple File System' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca6147599e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca6147599e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca6147599e/1/web/1' id='toc-item-SECA6147599E' data-tocid='SECA6147599E' > <span class='name'>Role of Apple File System</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Keychain data protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb0694df1a/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb0694df1a/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb0694df1a/1/web/1' id='toc-item-SECB0694DF1A' data-tocid='SECB0694DF1A' > <span class='name'>Keychain data protection</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='FileVault' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC0DA02A25C' onClick='' > <span class='name'>FileVault</span> </button> <ul id='node-children-SEC0DA02A25C' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Volume encryption with FileVault' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec4c6dc1b6e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec4c6dc1b6e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec4c6dc1b6e/1/web/1' id='toc-item-SEC4C6DC1B6E' data-tocid='SEC4C6DC1B6E' > <span class='name'>Volume encryption with FileVault</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Managing FileVault' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8447f5049/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8447f5049/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8447f5049/1/web/1' id='toc-item-SEC8447F5049' data-tocid='SEC8447F5049' > <span class='name'>Managing FileVault</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='How Apple protects users’ personal data' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC547F20257' onClick='' > <span class='name'>How Apple protects users’ personal data</span> </button> <ul id='node-children-SEC547F20257' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Protecting app access to user data' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc01781f46/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc01781f46/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc01781f46/1/web/1' id='toc-item-SECC01781F46' data-tocid='SECC01781F46' > <span class='name'>Protecting app access to user data</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Protecting access to user’s health data' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec88be9900f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec88be9900f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec88be9900f/1/web/1' id='toc-item-SEC88BE9900F' data-tocid='SEC88BE9900F' > <span class='name'>Protecting access to user’s health data</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Digital signing and encryption' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd0da50a09/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd0da50a09/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd0da50a09/1/web/1' id='toc-item-SECD0DA50A09' data-tocid='SECD0DA50A09' > <span class='name'>Digital signing and encryption</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC20E44D910' onClick='' > <span class='name'>App security</span> </button> <ul id='node-children-SEC20E44D910' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec35dd877d0/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec35dd877d0/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec35dd877d0/1/web/1' id='toc-item-SEC35DD877D0' data-tocid='SEC35DD877D0' > <span class='name'>App security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App code signing process' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7c917bf14/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7c917bf14/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7c917bf14/1/web/1' id='toc-item-SEC7C917BF14' data-tocid='SEC7C917BF14' > <span class='name'>App code signing process</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App security in iOS, iPadOS, and visionOS' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC42308DFA3' onClick='' > <span class='name'>App security in iOS, iPadOS, and visionOS</span> </button> <ul id='node-children-SEC42308DFA3' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Intro to app security for iOS, iPadOS, and visionOS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf49cad4db/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf49cad4db/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf49cad4db/1/web/1' id='toc-item-SECF49CAD4DB' data-tocid='SECF49CAD4DB' > <span class='name'>Intro to app security for iOS, iPadOS, and visionOS</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='About App Store security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb8f887a15/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb8f887a15/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb8f887a15/1/web/1' id='toc-item-SECB8F887A15' data-tocid='SECB8F887A15' > <span class='name'>About App Store security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Security of runtime process' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec15bfe098e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec15bfe098e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec15bfe098e/1/web/1' id='toc-item-SEC15BFE098E' data-tocid='SEC15BFE098E' > <span class='name'>Security of runtime process</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App protection and app groups' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1a976c067/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1a976c067/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1a976c067/1/web/1' id='toc-item-SEC1A976C067' data-tocid='SEC1A976C067' > <span class='name'>App protection and app groups</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App security in macOS' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC8144D57B8' onClick='' > <span class='name'>App security in macOS</span> </button> <ul id='node-children-SEC8144D57B8' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Intro to app security for macOS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf826eff27/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf826eff27/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf826eff27/1/web/1' id='toc-item-SECF826EFF27' data-tocid='SECF826EFF27' > <span class='name'>Intro to app security for macOS</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App code signing process' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec3ad8e6e53/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec3ad8e6e53/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec3ad8e6e53/1/web/1' id='toc-item-SEC3AD8E6E53' data-tocid='SEC3AD8E6E53' > <span class='name'>App code signing process</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Gatekeeper and runtime protection' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec5599b66df/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec5599b66df/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec5599b66df/1/web/1' id='toc-item-SEC5599B66DF' data-tocid='SEC5599B66DF' > <span class='name'>Gatekeeper and runtime protection</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Protecting against malware' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec469d47bd8/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec469d47bd8/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec469d47bd8/1/web/1' id='toc-item-SEC469D47BD8' data-tocid='SEC469D47BD8' > <span class='name'>Protecting against malware</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Controlling app access to files' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secddd1d86a6/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secddd1d86a6/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secddd1d86a6/1/web/1' id='toc-item-SECDDD1D86A6' data-tocid='SECDDD1D86A6' > <span class='name'>Controlling app access to files</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Supporting extensions' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secabd3504cd/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secabd3504cd/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secabd3504cd/1/web/1' id='toc-item-SECABD3504CD' data-tocid='SECABD3504CD' > <span class='name'>Supporting extensions</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure features in the Notes app' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1782bcab1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1782bcab1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1782bcab1/1/web/1' id='toc-item-SEC1782BCAB1' data-tocid='SEC1782BCAB1' > <span class='name'>Secure features in the Notes app</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure features in the Shortcuts app' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secec043bdae/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secec043bdae/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secec043bdae/1/web/1' id='toc-item-SECEC043BDAE' data-tocid='SECEC043BDAE' > <span class='name'>Secure features in the Shortcuts app</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Services security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC9FAB86D1F' onClick='' > <span class='name'>Services security</span> </button> <ul id='node-children-SEC9FAB86D1F' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Services security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec025128f1b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec025128f1b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec025128f1b/1/web/1' id='toc-item-SEC025128F1B' data-tocid='SEC025128F1B' > <span class='name'>Services security overview</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Account and Managed Apple Account' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC6CD6FB8A7' onClick='' > <span class='name'>Apple Account and Managed Apple Account</span> </button> <ul id='node-children-SEC6CD6FB8A7' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Account security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secbd5822138/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secbd5822138/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secbd5822138/1/web/1' id='toc-item-SECBD5822138' data-tocid='SECBD5822138' > <span class='name'>Apple Account security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Managed Apple Account security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec049674014/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec049674014/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec049674014/1/web/1' id='toc-item-SEC049674014' data-tocid='SEC049674014' > <span class='name'>Managed Apple Account security</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECB3F3FF12F' onClick='' > <span class='name'>iCloud</span> </button> <ul id='node-children-SECB3F3FF12F' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secacde2d0da/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secacde2d0da/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secacde2d0da/1/web/1' id='toc-item-SECACDE2D0DA' data-tocid='SECACDE2D0DA' > <span class='name'>iCloud security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud encryption' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec3cac31735/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec3cac31735/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec3cac31735/1/web/1' id='toc-item-SEC3CAC31735' data-tocid='SEC3CAC31735' > <span class='name'>iCloud encryption</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Advanced Data Protection for iCloud' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec973254c5f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec973254c5f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec973254c5f/1/web/1' id='toc-item-SEC973254C5F' data-tocid='SEC973254C5F' > <span class='name'>Advanced Data Protection for iCloud</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Security of iCloud Backup' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2c21e7f49/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2c21e7f49/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2c21e7f49/1/web/1' id='toc-item-SEC2C21E7F49' data-tocid='SEC2C21E7F49' > <span class='name'>Security of iCloud Backup</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud Private Relay security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secad8ce3233/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secad8ce3233/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secad8ce3233/1/web/1' id='toc-item-SECAD8CE3233' data-tocid='SECAD8CE3233' > <span class='name'>iCloud Private Relay security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Account recovery contact security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secafa525057/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secafa525057/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secafa525057/1/web/1' id='toc-item-SECAFA525057' data-tocid='SECAFA525057' > <span class='name'>Account recovery contact security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Legacy Contact security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secebf027fb8/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secebf027fb8/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secebf027fb8/1/web/1' id='toc-item-SECEBF027FB8' data-tocid='SECEBF027FB8' > <span class='name'>Legacy Contact security</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Passcode and password management' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC7CA6C2803' onClick='' > <span class='name'>Passcode and password management</span> </button> <ul id='node-children-SEC7CA6C2803' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Passcode security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec3d3610acc/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec3d3610acc/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec3d3610acc/1/web/1' id='toc-item-SEC3D3610ACC' data-tocid='SEC3D3610ACC' > <span class='name'>Passcode security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Sign in with Apple security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secda721bdd7/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secda721bdd7/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secda721bdd7/1/web/1' id='toc-item-SECDA721BDD7' data-tocid='SECDA721BDD7' > <span class='name'>Sign in with Apple security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Automatic strong passwords' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc84c811c4/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc84c811c4/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc84c811c4/1/web/1' id='toc-item-SECC84C811C4' data-tocid='SECC84C811C4' > <span class='name'>Automatic strong passwords</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Password AutoFill security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7aefe77c3/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7aefe77c3/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7aefe77c3/1/web/1' id='toc-item-SEC7AEFE77C3' data-tocid='SEC7AEFE77C3' > <span class='name'>Password AutoFill security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='App access to saved passwords' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8762eb992/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8762eb992/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8762eb992/1/web/1' id='toc-item-SEC8762EB992' data-tocid='SEC8762EB992' > <span class='name'>App access to saved passwords</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Password security recommendations' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec7f0432063/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec7f0432063/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec7f0432063/1/web/1' id='toc-item-SEC7F0432063' data-tocid='SEC7F0432063' > <span class='name'>Password security recommendations</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Password Monitoring' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec78e79fc3b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec78e79fc3b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec78e79fc3b/1/web/1' id='toc-item-SEC78E79FC3B' data-tocid='SEC78E79FC3B' > <span class='name'>Password Monitoring</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Sending passwords' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8839a8de2/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8839a8de2/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8839a8de2/1/web/1' id='toc-item-SEC8839A8DE2' data-tocid='SEC8839A8DE2' > <span class='name'>Sending passwords</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Credential provider extensions' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec6319ac7b9/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec6319ac7b9/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec6319ac7b9/1/web/1' id='toc-item-SEC6319AC7B9' data-tocid='SEC6319AC7B9' > <span class='name'>Credential provider extensions</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud Keychain' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC41E2B2A0F' onClick='' > <span class='name'>iCloud Keychain</span> </button> <ul id='node-children-SEC41E2B2A0F' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iCloud Keychain security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1c89c6f3b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1c89c6f3b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1c89c6f3b/1/web/1' id='toc-item-SEC1C89C6F3B' data-tocid='SEC1C89C6F3B' > <span class='name'>iCloud Keychain security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure keychain syncing' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec0a319b35f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec0a319b35f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec0a319b35f/1/web/1' id='toc-item-SEC0A319B35F' data-tocid='SEC0A319B35F' > <span class='name'>Secure keychain syncing</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure iCloud Keychain recovery' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secdeb202947/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secdeb202947/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secdeb202947/1/web/1' id='toc-item-SECDEB202947' data-tocid='SECDEB202947' > <span class='name'>Secure iCloud Keychain recovery</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Escrow security for iCloud Keychain ' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec3e341e75d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec3e341e75d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec3e341e75d/1/web/1' id='toc-item-SEC3E341E75D' data-tocid='SEC3E341E75D' > <span class='name'>Escrow security for iCloud Keychain </span> </a> </li> </ul> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Pay' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC6F62017B5' onClick='' > <span class='name'>Apple Pay</span> </button> <ul id='node-children-SEC6F62017B5' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Pay security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec82e7bc3f8/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec82e7bc3f8/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec82e7bc3f8/1/web/1' id='toc-item-SEC82E7BC3F8' data-tocid='SEC82E7BC3F8' > <span class='name'>Apple Pay security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Pay component security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2561eb018/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2561eb018/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2561eb018/1/web/1' id='toc-item-SEC2561EB018' data-tocid='SEC2561EB018' > <span class='name'>Apple Pay component security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='How Apple Pay keeps users’ purchases protected' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seccb53a35f0/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seccb53a35f0/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seccb53a35f0/1/web/1' id='toc-item-SECCB53A35F0' data-tocid='SECCB53A35F0' > <span class='name'>How Apple Pay keeps users’ purchases protected</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Credit, debit, and prepaid cards' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC28096505F' onClick='' > <span class='name'>Credit, debit, and prepaid cards</span> </button> <ul id='node-children-SEC28096505F' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Card provisioning security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec0f005981a/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec0f005981a/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec0f005981a/1/web/1' id='toc-item-SEC0F005981A' data-tocid='SEC0F005981A' > <span class='name'>Card provisioning security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Adding credit or debit cards to Apple Pay' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secdc2567239/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secdc2567239/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secdc2567239/1/web/1' id='toc-item-SECDC2567239' data-tocid='SECDC2567239' > <span class='name'>Adding credit or debit cards to Apple Pay</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Payment authorization with Apple Pay' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc1f57e189/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc1f57e189/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc1f57e189/1/web/1' id='toc-item-SECC1F57E189' data-tocid='SECC1F57E189' > <span class='name'>Payment authorization with Apple Pay</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Paying with cards using Apple Pay' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secfbd5c0e54/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secfbd5c0e54/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secfbd5c0e54/1/web/1' id='toc-item-SECFBD5C0E54' data-tocid='SECFBD5C0E54' > <span class='name'>Paying with cards using Apple Pay</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Contactless passes in Apple Pay' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secbd55491ad/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secbd55491ad/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secbd55491ad/1/web/1' id='toc-item-SECBD55491AD' data-tocid='SECBD55491AD' > <span class='name'>Contactless passes in Apple Pay</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Rendering cards unusable with Apple Pay' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca09c3b780/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca09c3b780/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca09c3b780/1/web/1' id='toc-item-SECA09C3B780' data-tocid='SECA09C3B780' > <span class='name'>Rendering cards unusable with Apple Pay</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Card security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb29b74e98/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb29b74e98/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb29b74e98/1/web/1' id='toc-item-SECB29B74E98' data-tocid='SECB29B74E98' > <span class='name'>Apple Card security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Cash security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec133775d09/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec133775d09/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec133775d09/1/web/1' id='toc-item-SEC133775D09' data-tocid='SEC133775D09' > <span class='name'>Apple Cash security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Tap to Pay on iPhone' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec72cb155f4/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec72cb155f4/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec72cb155f4/1/web/1' id='toc-item-SEC72CB155F4' data-tocid='SEC72CB155F4' > <span class='name'>Tap to Pay on iPhone</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Using Apple Wallet' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC9CA91D9C7' onClick='' > <span class='name'>Using Apple Wallet</span> </button> <ul id='node-children-SEC9CA91D9C7' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Access using Apple Wallet' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec75f6d5040/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec75f6d5040/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec75f6d5040/1/web/1' id='toc-item-SEC75F6D5040' data-tocid='SEC75F6D5040' > <span class='name'>Access using Apple Wallet</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Access key types' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec30bdef041/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec30bdef041/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec30bdef041/1/web/1' id='toc-item-SEC30BDEF041' data-tocid='SEC30BDEF041' > <span class='name'>Access key types</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Car key security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf64471c16/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf64471c16/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf64471c16/1/web/1' id='toc-item-SECF64471C16' data-tocid='SECF64471C16' > <span class='name'>Car key security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Adding transit and eMoney cards to Apple Wallet' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seccba2be6de/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seccba2be6de/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seccba2be6de/1/web/1' id='toc-item-SECCBA2BE6DE' data-tocid='SECCBA2BE6DE' > <span class='name'>Adding transit and eMoney cards to Apple Wallet</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='IDs in Apple Wallet' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC9EBC32F51' onClick='' > <span class='name'>IDs in Apple Wallet</span> </button> <ul id='node-children-SEC9EBC32F51' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='IDs in Apple Wallet' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc50cff810/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc50cff810/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc50cff810/1/web/1' id='toc-item-SECC50CFF810' data-tocid='SECC50CFF810' > <span class='name'>IDs in Apple Wallet</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Security of IDs in Apple Wallet' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb569bf393/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb569bf393/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb569bf393/1/web/1' id='toc-item-SECB569BF393' data-tocid='SECB569BF393' > <span class='name'>Security of IDs in Apple Wallet</span> </a> </li> </ul> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iMessage' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC01FBDFE25' onClick='' > <span class='name'>iMessage</span> </button> <ul id='node-children-SEC01FBDFE25' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iMessage security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd9764312f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd9764312f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd9764312f/1/web/1' id='toc-item-SECD9764312F' data-tocid='SECD9764312F' > <span class='name'>iMessage security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='How iMessage sends and receives messages' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec70e68c949/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec70e68c949/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec70e68c949/1/web/1' id='toc-item-SEC70E68C949' data-tocid='SEC70E68C949' > <span class='name'>How iMessage sends and receives messages</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Check In security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secea59d7b70/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secea59d7b70/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secea59d7b70/1/web/1' id='toc-item-SECEA59D7B70' data-tocid='SECEA59D7B70' > <span class='name'>Check In security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure iMessage name and photo sharing' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secea5f2e977/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secea5f2e977/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secea5f2e977/1/web/1' id='toc-item-SECEA5F2E977' data-tocid='SECEA5F2E977' > <span class='name'>Secure iMessage name and photo sharing</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure Apple Messages for Business' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1c603aab4/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1c603aab4/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1c603aab4/1/web/1' id='toc-item-SEC1C603AAB4' data-tocid='SEC1C603AAB4' > <span class='name'>Secure Apple Messages for Business</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='FaceTime security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca331c55cd/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca331c55cd/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca331c55cd/1/web/1' id='toc-item-SECA331C55CD' data-tocid='SECA331C55CD' > <span class='name'>FaceTime security</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Find My' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECF370122CE' onClick='' > <span class='name'>Find My</span> </button> <ul id='node-children-SECF370122CE' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Find My security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec6cbc80fd0/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec6cbc80fd0/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec6cbc80fd0/1/web/1' id='toc-item-SEC6CBC80FD0' data-tocid='SEC6CBC80FD0' > <span class='name'>Find My security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Locating missing devices' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece994d0126/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece994d0126/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece994d0126/1/web/1' id='toc-item-SECE994D0126' data-tocid='SECE994D0126' > <span class='name'>Locating missing devices</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Continuity' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC8EC332C1B' onClick='' > <span class='name'>Continuity</span> </button> <ul id='node-children-SEC8EC332C1B' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Continuity security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secce267dc10/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secce267dc10/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secce267dc10/1/web/1' id='toc-item-SECCE267DC10' data-tocid='SECCE267DC10' > <span class='name'>Continuity security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Handoff security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf78dbe639/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf78dbe639/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf78dbe639/1/web/1' id='toc-item-SECF78DBE639' data-tocid='SECF78DBE639' > <span class='name'>Handoff security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iPhone cellular call relay security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec28a79bf17/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec28a79bf17/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec28a79bf17/1/web/1' id='toc-item-SEC28A79BF17' data-tocid='SEC28A79BF17' > <span class='name'>iPhone cellular call relay security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='iPhone Text Message Forwarding security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec16bb20def/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec16bb20def/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec16bb20def/1/web/1' id='toc-item-SEC16BB20DEF' data-tocid='SEC16BB20DEF' > <span class='name'>iPhone Text Message Forwarding security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Instant Hotspot security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca4b33e8c9/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca4b33e8c9/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca4b33e8c9/1/web/1' id='toc-item-SECA4B33E8C9' data-tocid='SECA4B33E8C9' > <span class='name'>Instant Hotspot security</span> </a> </li> </ul> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Network security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECCF2A75B8A' onClick='' > <span class='name'>Network security</span> </button> <ul id='node-children-SECCF2A75B8A' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Network security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec79afd0274/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec79afd0274/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec79afd0274/1/web/1' id='toc-item-SEC79AFD0274' data-tocid='SEC79AFD0274' > <span class='name'>Network security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='TLS security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec100a75d12/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec100a75d12/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec100a75d12/1/web/1' id='toc-item-SEC100A75D12' data-tocid='SEC100A75D12' > <span class='name'>TLS security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='IPv6 security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seccb625dcd9/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seccb625dcd9/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seccb625dcd9/1/web/1' id='toc-item-SECCB625DCD9' data-tocid='SECCB625DCD9' > <span class='name'>IPv6 security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='VPN security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec802e8ab55/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec802e8ab55/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec802e8ab55/1/web/1' id='toc-item-SEC802E8AB55' data-tocid='SEC802E8AB55' > <span class='name'>VPN security</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Wi-Fi security and privacy' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SECB7A1E9E4C' onClick='' > <span class='name'>Wi-Fi security and privacy</span> </button> <ul id='node-children-SECB7A1E9E4C' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Security features when connecting to wireless networks' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8a67fa93d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8a67fa93d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8a67fa93d/1/web/1' id='toc-item-SEC8A67FA93D' data-tocid='SEC8A67FA93D' > <span class='name'>Security features when connecting to wireless networks</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Wi-Fi security with Apple devices' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secfd166f620/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secfd166f620/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secfd166f620/1/web/1' id='toc-item-SECFD166F620' data-tocid='SECFD166F620' > <span class='name'>Wi-Fi security with Apple devices</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Privacy features when connecting to wireless networks' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb9cb3140c/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb9cb3140c/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb9cb3140c/1/web/1' id='toc-item-SECB9CB3140C' data-tocid='SECB9CB3140C' > <span class='name'>Privacy features when connecting to wireless networks</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Wi-Fi privacy with Apple devices' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec31e483abf/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec31e483abf/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec31e483abf/1/web/1' id='toc-item-SEC31E483ABF' data-tocid='SEC31E483ABF' > <span class='name'>Wi-Fi privacy with Apple devices</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Bluetooth security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec82597d97e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec82597d97e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec82597d97e/1/web/1' id='toc-item-SEC82597D97E' data-tocid='SEC82597D97E' > <span class='name'>Bluetooth security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Ultra Wideband security in iOS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec1e6108efd/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec1e6108efd/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec1e6108efd/1/web/1' id='toc-item-SEC1E6108EFD' data-tocid='SEC1E6108EFD' > <span class='name'>Ultra Wideband security in iOS</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Single sign-on security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec0c87ccc6d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec0c87ccc6d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec0c87ccc6d/1/web/1' id='toc-item-SEC0C87CCC6D' data-tocid='SEC0C87CCC6D' > <span class='name'>Single sign-on security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='AirDrop security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2261183f4/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2261183f4/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2261183f4/1/web/1' id='toc-item-SEC2261183F4' data-tocid='SEC2261183F4' > <span class='name'>AirDrop security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Wi-Fi password sharing security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd2015ef35/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd2015ef35/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd2015ef35/1/web/1' id='toc-item-SECD2015EF35' data-tocid='SECD2015EF35' > <span class='name'>Wi-Fi password sharing security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Firewall security in macOS' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca0e83763f/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca0e83763f/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca0e83763f/1/web/1' id='toc-item-SECA0E83763F' data-tocid='SECA0E83763F' > <span class='name'>Firewall security in macOS</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Developer kit security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC1B32D9B8A' onClick='' > <span class='name'>Developer kit security</span> </button> <ul id='node-children-SEC1B32D9B8A' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Developer kit security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec962ba9da5/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec962ba9da5/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec962ba9da5/1/web/1' id='toc-item-SEC962BA9DA5' data-tocid='SEC962BA9DA5' > <span class='name'>Developer kit security overview</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='HomeKit security' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC1F0A0D15F' onClick='' > <span class='name'>HomeKit security</span> </button> <ul id='node-children-SEC1F0A0D15F' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Communication security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec3a881ccb1/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec3a881ccb1/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec3a881ccb1/1/web/1' id='toc-item-SEC3A881CCB1' data-tocid='SEC3A881CCB1' > <span class='name'>Communication security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Data security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec49613249e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec49613249e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec49613249e/1/web/1' id='toc-item-SEC49613249E' data-tocid='SEC49613249E' > <span class='name'>Data security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Securing routers with HomeKit' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seccab60e931/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seccab60e931/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seccab60e931/1/web/1' id='toc-item-SECCAB60E931' data-tocid='SECCAB60E931' > <span class='name'>Securing routers with HomeKit</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Camera security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec525461d19/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec525461d19/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec525461d19/1/web/1' id='toc-item-SEC525461D19' data-tocid='SEC525461D19' > <span class='name'>Camera security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Security with Apple TV' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec5d283419e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec5d283419e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec5d283419e/1/web/1' id='toc-item-SEC5D283419E' data-tocid='SEC5D283419E' > <span class='name'>Security with Apple TV</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='SiriKit security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece2da44807/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece2da44807/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece2da44807/1/web/1' id='toc-item-SECE2DA44807' data-tocid='SECE2DA44807' > <span class='name'>SiriKit security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='WidgetKit security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secbb0a1f9b4/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secbb0a1f9b4/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secbb0a1f9b4/1/web/1' id='toc-item-SECBB0A1F9B4' data-tocid='SECBB0A1F9B4' > <span class='name'>WidgetKit security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='DriverKit security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd0a47c14c/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd0a47c14c/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd0a47c14c/1/web/1' id='toc-item-SECD0A47C14C' data-tocid='SECD0A47C14C' > <span class='name'>DriverKit security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='ReplayKit security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/seca5fc039dd/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/seca5fc039dd/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/seca5fc039dd/1/web/1' id='toc-item-SECA5FC039DD' data-tocid='SECA5FC039DD' > <span class='name'>ReplayKit security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='ARKit security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secfd9ca2568/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secfd9ca2568/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secfd9ca2568/1/web/1' id='toc-item-SECFD9CA2568' data-tocid='SECFD9CA2568' > <span class='name'>ARKit security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='NFC & SE Platform security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secda20f3f41/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secda20f3f41/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secda20f3f41/1/web/1' id='toc-item-SECDA20F3F41' data-tocid='SECDA20F3F41' > <span class='name'>NFC & SE Platform security</span> </a> </li> </ul> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure device management' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC6D8B93FE8' onClick='' > <span class='name'>Secure device management</span> </button> <ul id='node-children-SEC6D8B93FE8' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Secure device management overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec38eb8731b/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec38eb8731b/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec38eb8731b/1/web/1' id='toc-item-SEC38EB8731B' data-tocid='SEC38EB8731B' > <span class='name'>Secure device management overview</span> </a> </li> <li> <button class='section' data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Mobile device management' data-ss-analytics-event="acs.link_click" aria-expanded='false' aria-controls='node-children-SEC8F253FE6C' onClick='' > <span class='name'>Mobile device management</span> </button> <ul id='node-children-SEC8F253FE6C' class='non-leaf-node-children'> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='MDM security overview' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec013b5d35d/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec013b5d35d/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec013b5d35d/1/web/1' id='toc-item-SEC013B5D35D' data-tocid='SEC013B5D35D' > <span class='name'>MDM security overview</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Managed device attestation security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec8a37b4cb2/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec8a37b4cb2/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec8a37b4cb2/1/web/1' id='toc-item-SEC8A37B4CB2' data-tocid='SEC8A37B4CB2' > <span class='name'>Managed device attestation security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Configuration enforcement' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secf6fb9f053/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secf6fb9f053/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secf6fb9f053/1/web/1' id='toc-item-SECF6FB9F053' data-tocid='SECF6FB9F053' > <span class='name'>Configuration enforcement</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Automated Device Enrollment' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc2cd563ef/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc2cd563ef/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc2cd563ef/1/web/1' id='toc-item-SECC2CD563EF' data-tocid='SECC2CD563EF' > <span class='name'>Automated Device Enrollment</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Activation Lock security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec0f8dfd030/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec0f8dfd030/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec0f8dfd030/1/web/1' id='toc-item-SEC0F8DFD030' data-tocid='SEC0F8DFD030' > <span class='name'>Activation Lock security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Managed Lost Mode and remote wipe' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secc46f3562c/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secc46f3562c/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secc46f3562c/1/web/1' id='toc-item-SECC46F3562C' data-tocid='SECC46F3562C' > <span class='name'>Managed Lost Mode and remote wipe</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Shared iPad security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd99f373ef/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd99f373ef/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd99f373ef/1/web/1' id='toc-item-SECD99F373EF' data-tocid='SECD99F373EF' > <span class='name'>Shared iPad security</span> </a> </li> </ul> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Apple Configurator security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sece6ced019e/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sece6ced019e/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sece6ced019e/1/web/1' id='toc-item-SECE6CED019E' data-tocid='SECE6CED019E' > <span class='name'>Apple Configurator security</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Screen Time security' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' id='toc-item-SECD8831E732' data-tocid='SECD8831E732' > <span class='name'>Screen Time security</span> </a> </li> </ul> </li> <li class="selected"> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Glossary' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec93292bfa6/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec93292bfa6/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec93292bfa6/1/web/1' id='toc-item-SEC93292BFA6' data-tocid='SEC93292BFA6' aria-current='page' > <span class='name'>Glossary</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Document revision history' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' id='toc-item-SECB82D6B274' data-tocid='SECB82D6B274' > <span class='name'>Document revision history</span> </a> </li> <li> <a data-ss-analytics-link-component_name='Apple Platform Security' data-ss-analytics-link-component_type='toc list' data-ss-analytics-link-text='Copyright' class='toc-item' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/sec2727afbbc/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/sec2727afbbc/1/web/1' data-ss-analytics-event="acs.link_click" href='https://support.apple.com/en-gu/guide/security/sec2727afbbc/1/web/1' id='toc-item-SEC2727AFBBC' data-tocid='SEC2727AFBBC' > <span class='name'>Copyright</span> </a> </li> </ul> </div> </div> <div id='article-section-wrapper'> <div id='article-section' role='presentation'> <div class='Glossary apd-topic book book-content'> <div><body class="Glossary apd-topic" dir="ltr" id="sec93292bfa6" data-istaskopen="false" data-designversion="2" lang="en"><a name="sec93292bfa6"></a><figure class="topicIcon"><img src="https://help.apple.com/assets/663BFE394E05E4CA5D0A02DC/663BFE3C4E05E4CA5D0A02E8/en_US/52d714626638d3391623c853be0c593b.png" alt="" height="30" width="30" originalImageName="GlobalArt/AppIconDefault_Security.png"></figure><h1>Glossary</h1><dl><dt id="secbac84d05d">Address Space Layout Randomization (ASLR)</dt><dd><p>A technique employed by operating systems to make the successful exploitation by a software bug much more difficult. By ensuring memory addresses and offsets are unpredictable, exploit code can’t hard code these values.</p></dd><dt id="sece457bbb84">AES (Advanced Encryption Standard)</dt><dd><p>A popular global encryption standard used to encrypt data to keep it private.</p></dd><dt id="secddbfd12ed">AES cryptographic engine</dt><dd><p>A dedicated hardware component that implements AES.</p></dd><dt id="sec289614c27">AES-XTS</dt><dd><p>A mode of AES defined in IEEE 1619-2007 meant to work for encrypting storage media.</p></dd><dt id="sec024478b96">APFS (Apple File System)</dt><dd><p>The default file system for iOS, iPadOS, tvOS, watchOS, and Mac computers using <span class="NoBreak">macOS 10.13</span> or later. APFS features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals.</p></dd><dt id="sec604f04e41">Apple Business Manager</dt><dd><p>A simple, web-based portal for IT administrators that provides a fast, streamlined way for organizations to deploy Apple devices that they have purchased directly from Apple or from a participating Apple Authorized Reseller or carrier. They can automatically enroll devices in their mobile device management (MDM) solution without having to physically touch or prepare the devices before users get them.</p></dd><dt id="sec5df345784">Apple Identity Service (IDS)</dt><dd><p>Apple’s directory of iMessage public keys, APNs addresses, and phone numbers and email addresses that are used to look up the keys and device addresses.</p></dd><dt id="sec832d3d88d">Apple Push Notification service (APNs)</dt><dd><p>A worldwide service provided by Apple that delivers push notifications to Apple devices.</p></dd><dt id="sec969c3d32e">Apple School Manager</dt><dd><p>A simple, web-based portal for IT administrators that provides a fast, streamlined way for organizations to deploy Apple devices that they have purchased directly from Apple or from a participating Apple Authorized Reseller or carrier. They can automatically enroll devices in their mobile device management (MDM) solution without having to physically touch or prepare the devices before users get them.</p></dd><dt id="sec26fdc2e73">Apple Security Bounty</dt><dd><p>A reward given by Apple to researchers who report a vulnerability that affects the latest shipping operating systems and, where relevant, the latest hardware.</p></dd><dt id="secff76073ad">Boot Camp</dt><dd><p>A Mac utility that supports the installation of Microsoft Windows on supported Mac computers.</p></dd><dt id="secf0d9abdc8">Boot Progress Register (BPR)</dt><dd><p>A set of system-on-chip (SoC) hardware flags that software can use to track the boot modes the device has entered, such as Device Firmware Update (DFU) mode and Recovery mode. After a Boot Progress Register flag is set, it can’t be cleared. This allows later software to get a trusted indicator of the state of the system.</p></dd><dt id="sec958ae1df2">Boot ROM</dt><dd><p>The very first code executed by a device’s processor when it first boots. As an integral part of the processor, it can’t be altered by either Apple or an attacker.</p></dd><dt id="sec12b0a3711">CKRecord</dt><dd><p>A dictionary of key-value pairs that contain data saved to or fetched from CloudKit.</p></dd><dt id="secb953fca6b">Data Protection</dt><dd><p>A file and keychain protection mechanism for supported Apple devices. It can also refer to the APIs that apps use to protect files and keychain items.</p></dd><dt id="sec2afe6ed83">Data Vault</dt><dd><p>A mechanism—enforced by the kernel—to protect against unauthorized access to data regardless of whether the requesting app is itself sandboxed.</p></dd><dt id="sec7d96729bd">Device Firmware Upgrade (DFU) mode</dt><dd><p>A mode in which a device’s Boot ROM code waits to be recovered over USB. The screen is black when in DFU mode, but upon connecting to a computer with the Finder or iTunes, the following prompt is presented: “Finder (or the iTunes) has detected an (iPhone or iPad) in Recovery mode. The user must restore this (iPhone or iPad) before it can be used with Finder (or the iTunes).”</p></dd><dt id="secfab17ba09">direct memory access (DMA)</dt><dd><p>A feature that allows hardware subsystems to access main memory directly, bypassing the CPU.</p></dd><dt id="seca7f9fb6d8">Effaceable Storage</dt><dd><p>A dedicated area of NAND storage, used to store cryptographic keys, that can be addressed directly and wiped securely. While it doesn’t provide protection if an attacker has physical possession of a device, keys held in Effaceable Storage can be used as part of a key hierarchy to facilitate fast wipe and forward security.</p></dd><dt id="secab15fa6bf">Elliptic Curve Diffie-Hellman Exchange Ephemeral (ECDHE)</dt><dd><p>A key exchange mechanism based on elliptic curves. ECDHE allows two parties to agree on a secret key in a way that prevents the key from being discovered by an eavesdropper watching the messages between the two parties.</p></dd><dt id="sec6d6f4bd40">Elliptic Curve Digital Signature Algorithm (ECDSA)</dt><dd><p>A digital signature algorithm based on elliptic curve cryptography.</p></dd><dt id="sec1e94b9bfc">Enhanced Serial Peripheral Interface (eSPI)</dt><dd><p>An all-in-one bus designed for synchronous serial communication.</p></dd><dt id="sec90446fa04">Exclusive Chip Identification (ECID)</dt><dd><p>A 64-bit identifier that’s unique to the processor in each iPhone or iPad.</p></dd><dt id="secc4da514a3">file system key</dt><dd><p>The key that encrypts each file’s metadata, including its class key. This is kept in Effaceable Storage to facilitate fast wipe, rather than confidentiality.</p></dd><dt id="seca704f6188">Gatekeeper</dt><dd><p>On devices with macOS, a technology designed to help ensure that only trusted software runs on a user’s Mac.</p></dd><dt id="sec90c2449f5">group ID (GID)</dt><dd><p>Like the UID, but common to every processor in a class.</p></dd><dt id="sec73cd68c1c">hardware security module (HSM)</dt><dd><p>A specialized tamper-resistant computer that safeguards and manages digital keys.</p></dd><dt id="sec7b3c3f772">HMAC</dt><dd><p>A hash-based message authentication code based on a cryptographic hash function.</p></dd><dt id="secc0431742a">iBoot</dt><dd><p>The stage 2 boot loader for all Apple devices. Code that loads XNU, as part of the secure boot chain. Depending on the system-on-chip (SoC) generation, iBoot may be loaded by the Low Level Bootloader or directly by the Boot ROM.</p></dd><dt id="sec888161fd1">Input/Output Memory Management Unit (IOMMU)</dt><dd><p>An input/output memory management unit. A subsystem in an integrated chip that controls access to address space from other input/output devices and peripherals.</p></dd><dt id="sec5b8c8ec05">integrated circuit (IC)</dt><dd><p>Also known as a <em>microchip</em>.</p></dd><dt id="sec4a0e59d76">Joint Test Action Group (JTAG)</dt><dd><p>A standard hardware debugging tool used by programmers and circuit developers.</p></dd><dt id="sec144a9d5ae">keybag</dt><dd><p>A data structure used to store a collection of class keys. Each type (user, device, system, backup, escrow, or <span class="NoBreak">iCloud Backup</span>) has the same format.</p><p>A header containing: Version (set to four in<span class="NoBreak"> iOS 12</span> or later), Type (system, backup, escrow, or <span class="NoBreak">iCloud Backup</span>), Keybag UUID, an HMAC if the keybag is signed, and the method used for wrapping the class keys—tangling with the UID or PBKDF2, along with the salt and iteration count.</p><p>A list of class keys: Key UUID, Class (which file or Keychain Data Protection class), wrapping type (UID-derived key only; UID-derived key and passcode-derived key), wrapped class key, and a public key for asymmetric classes.</p></dd><dt id="sec5e205bc1a">keychain</dt><dd><p>The infrastructure and a set of APIs used by Apple operating systems and third-party apps to store and retrieve passwords, keys, and other sensitive credentials.</p></dd><dt id="sec7c4746df7">key wrapping</dt><dd><p>Encrypting one key with another. iOS and iPadOS use NIST AES key wrapping, in accordance with <a href="https://www.ietf.org/rfc/rfc3394.txt" class="URL">RFC 3394</a>.</p></dd><dt id="sec2a442ad02">Low-Level Bootloader (LLB)</dt><dd><p>On a Mac with a two-stage boot architecture, the LLB contains the code that’s invoked by the Boot ROM and that in turn loads iBoot, as part of the secure boot chain.</p></dd><dt id="secd3bcda329">media key</dt><dd><p>Part of the encryption key hierarchy. The media key helps ensure quick, secure data wiping of Apple devices. On iPhone, iPad, <span class="NoBreak">Apple TV</span>, and <span class="NoBreak">Apple Watch</span>, it does this by wrapping the metadata on the data volume. Without the media key, file keys are locked away, making files protected with Data Protection inaccessible. On Mac, the media key wraps key material, all metadata, and FileVault data. In both cases, wiping the media key blocks access to encrypted data.</p></dd><dt id="sec2c2268a3b">memory controller</dt><dd><p>The subsystem in a system on a chip that controls the interface between the system on a chip and its main memory.</p></dd><dt id="secf30269228">mobile device management (MDM)</dt><dd><p>A service that lets an administrator remotely manage enrolled devices. After a device is enrolled, the administrator can use the MDM service over the network to configure settings and perform other tasks on the device without user interaction.</p></dd><dt id="sec1c3203ec9">NAND</dt><dd><p>Nonvolatile flash memory.</p></dd><dt id="secec35a6917">Passcode-derived key (PDK)</dt><dd><p>The encryption key derived from the entangling of the user password with the long-term SKP key and the UID of the Secure Enclave.</p></dd><dt id="sec2043a6047">per-file key</dt><dd><p>The key used by Data Protection to encrypt a file on the file system. The per-file key is wrapped by a class key and is stored in the fileʼs metadata.</p></dd><dt id="seced8a93f2b">provisioning profile</dt><dd><p>A property list (.plist file) signed by Apple that contains a set of entities and entitlements allowing apps to be installed and tested on an iOS or iPadOS device. A development provisioning profile lists the devices that a developer has chosen for ad hoc distribution, and a distribution provisioning profile contains the app ID of an enterprise-developed app.</p></dd><dt id="sec2bfd9f16f">Recovery mode</dt><dd><p>A mode used to restore many Apple devices if it doesn’t recognize the user’s device so the user can reinstall the operating system.</p></dd><dt id="sec9840b0edb">ridge flow angle mapping</dt><dd><p>A mathematical representation of the direction and width of the ridges extracted from a portion of a fingerprint.</p></dd><dt id="sec56eaa7293">Sealed Key Protection (SKP)</dt><dd><p>A technology in Data Protection that protects, or <em>seals</em>, encryption keys with measurements of system software and keys available only in hardware (such as the UID of the Secure Enclave).</p></dd><dt id="secb508da3cb">Secure Storage Component</dt><dd><p>A chip designed with immutable RO code, a hardware random number generator, cryptography engines, and physical tamper detection. On supported devices, the Secure Enclave is paired with a Secure Storage Component for anti-replay value storage. To read and update anti-replay values, the Secure Enclave and storage chip employ a secure protocol that helps ensure exclusive access to the anti-replay values. There are multiple generations of this technology with differing security guarantees.</p></dd><dt id="secb07304f2b">sepOS</dt><dd><p>The Secure Enclave firmware, based on an Apple-customized version of the L4 microkernel.</p></dd><dt id="sec2447d22dd">software seed bits</dt><dd><p>Dedicated bits in the Secure Enclave AES Engine that get appended to the UID when generating keys from the UID. Each software seed bit has a corresponding lock bit. The Secure Enclave Boot ROM and operating system can independently change the value of each software seed bit as long as the corresponding lock bit hasn’t been set. After the lock bit is set, neither the software seed bit nor the lock bit can be modified. The software seed bits and their locks are reset when the Secure Enclave reboots.</p></dd><dt id="sec88978a824">SSD controller</dt><dd><p>A hardware subsystem that manages the storage media (solid-state drive).</p></dd><dt id="sec6697394d4">System Coprocessor Integrity Protection (SCIP)</dt><dd><p>A mechanism Apple uses designed to prevent modification of coprocessor firmware.</p></dd><dt id="sec9135cb889">system on a chip (SoC)</dt><dd><p>An integrated circuit (IC) that incorporates multiple components into a single chip. The Application Processor, the Secure Enclave, and other coprocessors are components of the SoC.</p></dd><dt id="sec45370f853">system software authorization</dt><dd><p>A process that combines cryptographic keys built into hardware with an online service to check that only legitimate software from Apple, appropriate to supported devices, is supplied and installed at upgrade time.</p></dd><dt id="sec194ce224c">tangling</dt><dd><p>The process by which a user’s passcode is turned into a cryptographic key and strengthened with the device’s UID. This process helps ensure that a brute-force attack must be performed on a given device, and thus is rate limited and can’t be performed in parallel. The tangling algorithm is PBKDF2, which uses AES keyed with the device UID as the pseudorandom function (PRF) for each iteration.</p></dd><dt id="secc241217ea">Unified Extensible Firmware Interface (UEFi) firmware</dt><dd><p>A replacement technology for BIOS to connect firmware to a computer’s operating system.</p></dd><dt id="sec1313cac2d">Uniform Resource Identifier (URI)</dt><dd><p>A string of characters that identifies a web-based resource.</p></dd><dt id="secba464e9db">unique ID (UID)</dt><dd><p>A 256-bit AES key that’s burned into each processor at manufacture. It can’t be read by firmware or software, and it’s used only by the processor’s hardware AES Engine. To obtain the actual key, an attacker would have to mount a highly sophisticated and expensive physical attack against the processor’s silicon. The UID isn’t related to any other identifier on the device including, but not limited to, the UDID.</p></dd><dt id="sec3b9594880">xART</dt><dd><p>An abbreviation for eXtended Anti-Replay Technology. A set of services that provide encrypted, authenticated persistent storage for the Secure Enclave with anti-replay capabilities based on the physical storage architecture. See Secure Storage Component.</p></dd><dt id="seca79c87c78">XProtect</dt><dd><p>On devices with macOS, an antivirus technology for the signature-based detection and removal of malware.</p></dd><dt id="sec5951608cd">XNU</dt><dd><p>The kernel at the heart of the Apple operating systems. It’s assumed to be trusted, and it enforces security measures such as code signing, sandboxing, entitlement checking, and Address Space Layout Randomization (ASLR).</p></dd></dl></body></div> </div> </div> </div> <div id='aside-hidden-content'> <div class="main"> </div> </div> <div id='helpful-rating-wrapper'> <div id='helpful' class='ratings okapi-enabled'> <div id='question-state' class='show'> <fieldset> <legend> <span id="okapi-a">Helpful?</span> </legend> <div class='helpful-btn-grp'> <button class='button button-secondary' id='yes-button' data-ss-analytics-link-component_name='helpful' data-ss-analytics-link-component_type='helpful' data-ss-analytics-link-text='yes' data-ss-analytics-event=acs.link_click title='Solved my problem'> Yes </button> <button class='button button-secondary' id='no-button' data-ss-analytics-link-component_name='helpful' data-ss-analytics-link-component_type='helpful' data-ss-analytics-link-text='no' data-ss-analytics-event=acs.link_click title='Not helpful'> No </button> </div> </fieldset> </div> <div id='feedback-state' class="form-element form-textbox-labelbelow hide"> <form autocomplete="off"> <input type='hidden' id='form-counter-error-message' value="Maximum character limit is 250." /> <label id='feedback-label' data-no-label="Thanks for letting us know." data-yes-label="We’re glad this article helped." ></label> <div class='form-element form-textbox-labelbelow' id='feedback'> <div class="textarea-wrapper"> <span class='form-label' id='optional_label' aria-hidden='true'></span> <div> <textarea class='form-textbox form-textbox-textarea form-counter-textarea form-textbox-entered' data-no-placeholder="How can we make this article more helpful? (Optional)" data-yes-placeholder="Anything else you’d like us to know? (Optional)" data-max-length='250' aria-labelledby='optional_label' aria-describedby='char_limit_counter' ></textarea> <div class='form-textbox-counter' id='char_limit_counter'> <span class='visuallyhidden' id="char-limit-message">Character limit:</span> <span class='form-counter'>250</span> </div> </div> </div> <label htmlFor='feedback-note'>Please don’t include any personal information in your comment.</label> <div class='form-message-wrapper'> <span class='form-message'>Maximum character limit is 250.</span> </div> <button type='submit' class='button' id="submit-feedback" data-ss-analytics-link-component_type='helpful' data-ss-analytics-link-text='submit'> Submit </button> </div> </form> </div> <div id='rating-done' class="hide"> Thanks for your feedback. </div> <div id='results-helpful' class='show'> </div> </div> </div> <div id='article-pagination-wrapper'> <nav class='book-pagination' aria-label='pagination'> <div class='book-pagination-links' role='presentation'> <a data-ss-analytics-link-component_type='next-prev' data-ss-analytics-link-text='prev' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' data-ss-analytics-event="acs.link_click" onClick='' href='https://support.apple.com/en-gu/guide/security/secd8831e732/1/web/1' class='previous-link'> <span class='link-eyebrow'>Previous</span> <span class='link-page-title'>Screen Time security</span> </a> <a data-ss-analytics-link-component_type='next-prev' data-ss-analytics-link-text='next' data-ss-analytics-link-url='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' data-ajax-endpoint='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' onClick='' href='https://support.apple.com/en-gu/guide/security/secb82d6b274/1/web/1' data-ss-analytics-event="acs.link_click" class='next-link'> <span class='link-eyebrow'>Next</span> <span class='link-page-title'>Document revision history</span> </a> </div> </nav> </div> </div> <div class="footer-wrapper"> <footer id="ac-globalfooter" lang="en-gu" dir="ltr" class="js no-touch svg no-ie7 no-ie8 footer-global" data-analytics-region="global footer" role="contentinfo" aria-labelledby="ac-gf-label"> <div class="ac-gf-content"> <h2 class="ac-gf-label" id="ac-gf-label">Apple Footer</h2> <nav class="ac-gf-breadcrumbs" aria-label="Breadcrumbs" role="navigation"> <a data-ss-analytics-link-text=' Apple' href="https://www.apple.com" class="home ac-gf-breadcrumbs-home"> <span class="ac-gf-breadcrumbs-home-icon" aria-hidden="true"></span> <span class="ac-gf-breadcrumbs-home-label">Apple</span> <span class="ac-gf-breadcrumbs-home-chevron"></span> <span class="ac-gf-breadcrumbs-home-mask"></span> </a> <div class="ac-gf-breadcrumbs-path"> <ol class="ac-gf-breadcrumbs-list" vocab="http://schema.org/" typeof="BreadcrumbList"> <li class="ac-gf-breadcrumbs-item" property="itemListElement" typeof="ListItem"> <span property="name"> <a href="https://support.apple.com/en-gu">Support</a> </span> <meta property="position" content="1" /> </li> <li class="ac-gf-breadcrumbs-item" property="itemListElement" typeof="ListItem"> <span property="name"> <a href="https://support.apple.com/en-gu/guide/security/welcome/1/web" data-ss-analytics-link-component_type="simple link" data-ss-analytics-link-component_name="breadcrumbs" data-ss-analytics-link-url="https://support.apple.com/en-gu/guide/security/welcome/1/web" data-ss-analytics-link-text="Apple Platform Security" data-ss-analytics-event='acs.link_click'>Apple Platform Security</a> </span> <meta property="position" content="1" /> </li> <li class="ac-gf-breadcrumbs-item" property="itemListElement" typeof="ListItem"> <span property="name">Glossary</span> <meta property="position" content="2" /> </li> </ol> </div> </nav> <section class="ac-gf-footer" vocab="https://schema.org/" typeof="Organization"> <div class="ac-gf-footer-shop" x-ms-format-detection="none"></div> <div class="ac-gf-footer-locale"> <a class="ac-gf-footer-locale-link" href="https://support.apple.com/guide/security/sec93292bfa6/1/web/1/localeselector" title="Choose your country or region" aria-label="Guam. Choose your country or region">Guam</a> </div> <div class="ac-gf-footer-legal"> <div class="ac-gf-footer-legal-copyright">Copyright © 2025 Apple Inc. All rights reserved.</div> <div class="ac-gf-footer-legal-links"> <a class="ac-gf-footer-legal-link analytics-exitlink" href="https://www.apple.com/legal/privacy/en-ww/">Privacy Policy</a> <a class="ac-gf-footer-legal-link analytics-exitlink" href="https://www.apple.com/legal/">Terms of Use</a> </div> </div> <meta content="Apple" property="name"> <meta content="1-800-692-7753" property="telephone"> </section><link rel="stylesheet" type="text/css" href="https://www.apple.com/ac/globalfooter/3/en_US/styles/ac-globalfooter.built.css"> <script type="text/javascript" src="https://www.apple.com/ac/globalfooter/3/en_WW/scripts/ac-globalfooter.built.js"></script> </div> </footer> </div> <script src="/clientside/build/FujiStitchPath.js" type="module" charset="utf-8"></script> <script src="/clientside/build/apd-sasskit.built.js" type="text/javascript" charset="utf-8"></script> <script src="/clientside/build/app-apd-route.js" type="module" charset="utf-8"></script> <script src="/clientside/build/app-launch-route.js" type="module" charset="utf-8"></script> <script src="/clientside/build/launch.js" type="text/javascript" charset="utf-8"></script> <script src="/etc/designs/support/publish/JS/pattern/accsoffer.js" type="text/javascript" charset="utf-8"></script> <div id="apd-aria-live-region" aria-live="polite" role="status" class="a11y"></div> </body> </html>

CINXE.COM