Web Security - IONOS Help

<!DOCTYPE html> <html lang="en" class="no-js"> <head> <meta charset="utf-8">  <title>Web Security - IONOS Help</title> <meta http-equiv="x-ua-compatible" content="ie=edge"> <meta name="generator" content="TYPO3 CMS"> <meta name="robots" content="index,follow"> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <meta name="viewport" content="width=device-width,height=device-height,initial-scale=1.0,maximum-scale=1.0"> <meta name="description" content="Your safety is important to us. We would be happy to show you what you need to pay attention to so that your data and applications are always completely secure."> <meta property="og:type" content="article"> <meta property="og:site_name" content="IONOS Help"> <meta property="og:title" content="Web Security - IONOS Help"> <meta property="og:url" content="https://www.ionos.com/help/web-security/"> <meta name="twitter:card" content="summary"> <meta name="pagetype" content="article"> <link rel="stylesheet" href="/help/_assets/11ead071f9bbdd39bc01861cfe60def3/Css/FrontendServices.php?1731915830" media="all"> <link rel="stylesheet" href="https://ce1.uicdn.net/exos/framework/2.1/ionos.compat.min.css" media="all"> <link rel="stylesheet" href="/help/typo3temp/assets/compressed/merged-5c1706bae00d89e924b7591d10c8b733-232b63af31a61ee66ef5a87873a3bfc4.css?1731916936" media="all"> <link rel="stylesheet" href="/help/typo3temp/assets/compressed/merged-5510c76f5c01fe722e24d270647dc964-93186f343d39c97a7b717b4b99542557.css?1731916936" media="print"> <script src="/help/typo3temp/assets/compressed/globalnavigation-0ff5e07cf7fb2dcc9ece4a2f25cd1a30.js?1731916936"></script> <script src="/help/typo3temp/assets/compressed/login-a661f1b218d2f6c927992f4d3abab5ff.js?1731916936"></script> <script src="https://frontend-services.ionos.com/t/tag/IONOS/helpAndLearn.js" async="1" defer="defer" id="oaotag"></script> <script src="/help/typo3temp/assets/compressed/merged-1c38ca8b57ce4a24a0cb2c771e2c652a-ac0e88abcf522ad3786da9f5a4d577fc.js?1731916938"></script> <link rel="shortcut icon" href="/favicon.ico" /> <meta name="application" content="unknown" /> <meta name="elastic" content="index" /> <meta name="application" content="unknown" /> <meta name="page-id" content="2654" /> <meta name="page-name" content="Web Security" /> <meta name="search" content="1" /> <meta name="category-id" content="2654" /> <meta name="category-name" content="Web Security" /> <meta name="lang" content="3" /> <meta name="user-state" content="" /> <meta name="category-enum" content="SECURITY" /> <script type="text/javascript">if (document.querySelectorAll("meta[name='user-state']").length > 0) { document.querySelectorAll("meta[name='user-state']").item(0).setAttribute("content", document.cookie.indexOf("eue_ftk") !== -1 ? "customer" : "unknown"); }</script> <meta property="og:image" content="https://www.ionos.com/help/_assets/11ead071f9bbdd39bc01861cfe60def3/Images/ionos-logo.png"><meta property="pagelayout" content="pagets__details" /><meta property="siteurl" content="https://www.ionos.com/help/" /><script src="//cdn.ionos.de/hcp/9c2134ba72b4/b450de0cbe91/launch-41452919a9b8.min.js" async></script><script src="https://ce1.uicdn.net/js/sentry/6.4.1/bundle.tracing.min.js"></script> <script type="text/javascript"> window.sentryIntegration = { "dsn": "https://a7f15d11f3114882ac19a65f1291b94f@sentry.ionos.com/11", "release": "UNKNOWN@UNKNOWN", "env": "production" }; </script> <script src="/help/_assets/202a0bd0811f39acbc77196677ca0869/JavaScript/sentryIntegration.js"></script><script>let pageId="2654";let language="3";</script> <link rel="canonical" href="https://www.ionos.com/help/web-security/"/> <link rel="alternate" hreflang="de" href="https://www.ionos.de/hilfe/sicherheit/"/> <link rel="alternate" hreflang="de-AT" href="https://www.ionos.de/hilfe/sicherheit/"/> <link rel="alternate" hreflang="de-DE" href="https://www.ionos.de/hilfe/sicherheit/"/> <link rel="alternate" hreflang="en" href="https://www.ionos.com/help/web-security/"/> <link rel="alternate" hreflang="en-CA" href="https://www.ionos.ca/help/web-security/"/> <link rel="alternate" hreflang="en-GB" href="https://www.ionos.co.uk/help/web-security/"/> <link rel="alternate" hreflang="en-US" href="https://www.ionos.com/help/web-security/"/> <link rel="alternate" hreflang="es" href="https://www.ionos.es/ayuda/seguridad/"/> <link rel="alternate" hreflang="es-ES" href="https://www.ionos.es/ayuda/seguridad/"/> <link rel="alternate" hreflang="es-MX" href="https://www.ionos.mx/ayuda/seguridad/"/> <link rel="alternate" hreflang="fr" href="https://www.ionos.fr/assistance/securite/"/> <link rel="alternate" hreflang="fr-FR" href="https://www.ionos.fr/assistance/securite/"/> <link rel="alternate" hreflang="it-IT" href="https://www.ionos.it/aiuto/sicurezza/"/> </head> <body id="us_page-2654" data-lang=""> <script type="text/javascript"> responsiveHeader(); var OAO = OAO || {}; OAO.q = OAO.q || {}; OAO.q.pageintegration = OAO.q.pageintegration || []; </script> <div class="page-content"> <div class="oao-navi-navigation oao-navi-light" xmlns:f="http://www.w3.org/1999/html"> <div class="oao-navi-left"> <div class="oao-navi-application-name"> <a class="oao-navi-app-name" href="https://www.ionos.com/help/"> <span class="oao-navi-app-logo"></span> <span> Help Center </span> </a> </div> </div> </div> <main id="content" class="clearfix landinghub" data-iframe-height=""> <a class="skip-target" name="skip-to-content"></a> <header class="page-header page-header--narrow"> <div class="page-header__block"> <div class="grid"> <div class="grid-col grid-col--8 grid-col--small-12"> <div class="breadcrumb"> <a href="/help/" class="breadcrumb__item">Home</a> </div> <h1 class="page-header__headline">Web Security</h1> <p class="page-header__paragraph">Your safety is important to us. We would be happy to show you what you need to pay attention to so that your data and applications are always completely secure.</p> </div> <div class="grid-col grid-col--4 grid-col--small-12 grid-col--align-right grid-col--small-align-left"> <p class="content-paragraph ciso_deeplinks"><a href="https://my.ionos.com/user/security?&utm_source=helpcenter&utm_medium=landinghub&utm_campaign=2654&utm_term=security&utm_content=deeplink&skipIntcpts=true" target="_top" class="button-primary">Open security overview</a></p><p class="content-paragraph ciso_deeplinks"><a href="https://www.ionos.com/?&utm_source=helpcenter&utm_medium=landinghub&utm_campaign=2654&utm_term=www&utm_content=deeplink&skipIntcpts=true" target="_blank" class="public link-standard button-icon-before external-action-icon" rel="noreferrer">Become a customer</a></p> </div> </div> </div> </header> <div class="page-section page-section--narrow"> <div class="page-section__block"> <ul class="accordion accordion--filled" data-accordion-selection-mode="multiple"> <li class="accordion__item"> <a class="in-page-anchor" id="acc48679"></a> <header class="accordion__item-header" id="48679">Popular Topics</header> <section class="accordion__item-section"> <div class="grid-12 equal-grid-spacing clearfix"> <div class="grid-06 grid-medium-12 grid-small-12"> <div class="grid-spacing-both"> <ul class="content-list condensed"><li class="teaser"><a href="/help/web-security/data-protection/" target="" title="Data Protection" class="link-standard copy-text-b1 copy-text-d1">Data Protection</a><span class="copy-text-a1">We protect your IONOS account from attacks from the Internet - for example by identifying and blocking abusive login attempts. With a few additional measures you can increase the security of your IONOS account.</span></li><li><a class="link-standard" href="/help/web-security/data-protection/#acc52078">Increase account security</a></li><li><a class="link-standard" href="/help/web-security/data-protection/#acc52079">Two-Factor Authentication (two-factor authentication)</a></li></ul> </div> </div> <div class="grid-06 grid-medium-12 grid-small-12"> <div class="grid-spacing-both"> <ul class="content-list condensed"><li class="teaser"><a href="/help/web-security/email-security/" target="" title="Email Security" class="link-standard copy-text-b1 copy-text-d1">Email Security</a><span class="copy-text-a1">You keep confidential information in your email accounts. And you exchange sensitive information via email. Safety is particularly important here.</span></li><li><a class="link-standard" href="/help/web-security/email-security/#acc208826">Protecting Your Email Address</a></li><li><a class="link-standard" href="/help/web-security/email-security/#acc208824">Anti-Spam</a></li></ul> </div> </div> </div> <div class="grid-12 equal-grid-spacing clearfix"> <div class="grid-06 grid-medium-12 grid-small-12"> <div class="grid-spacing-both"> <ul class="content-list condensed"><li class="teaser"><a href="/help/web-security/website-security/" target="" title="Website Security" class="link-standard copy-text-b1 copy-text-d1">Website Security</a><span class="copy-text-a1">Protecting your website is crucial in order to prevent viruses, spam and losing confidential data</span></li><li><a class="link-standard" href="/help/web-security/website-security/#acc52106">Protect Your Website from Vulnerabilities</a></li><li><a class="link-standard" href="/help/web-security/website-security/#acc167008">Phishing</a></li></ul> </div> </div> </div> </section> </li> </html> <li class="accordion__item"><a class="in-page-anchor" id="acc48680"></a><header class="accordion__item-header" id="48680">Dedicated Server</header><section class="accordion__item-section"><p class="content-paragraph copy-text-e1">Protect your Dedicated Server from malicious attacks and keep your data safe.</p><ul class="content-list link-list"><li><a href="/help/web-security/dedicated-server/server-blocked-by-11-ionos-security-team/" target="" title="Server Blocked by the IONOS Security Team"> Server Blocked by the IONOS Security Team </a></li><li><a href="/help/web-security/dedicated-server/updating-linux-operating-system-and-software/" target="" title="Updating Linux operating system and software"> Updating Linux operating system and software </a></li><li><a href="/help/web-security/dedicated-server/fend-off-brute-force-attacks-with-fail2ban/" target="" title="Fend off Brute Force Attacks with Fail2ban"> Fend off Brute Force Attacks with Fail2ban </a></li><li><a href="/help/web-security/dedicated-server/disabling-ntp-monitoring-on-a-linux-server/" target="" title="Disabling NTP Monitoring on a Linux Server"> Disabling NTP Monitoring on a Linux Server </a></li><li><a href="/help/web-security/dedicated-server/securely-configuring-dns-servers/" target="" title="Securely Configuring DNS Servers"> Securely Configuring DNS Servers </a></li><li><a href="/help/web-security/dedicated-server/check-dns-server-for-security-against-amplification-attacks/" target="" title="Check DNS Server for Security against Amplification Attacks"> Check DNS Server for Security against Amplification Attacks </a></li><li><a href="/help/web-security/dedicated-server/find-and-remove-backdoor-on-a-linux-server/" target="" title="Find and Remove Backdoor on a Linux Server"> Find and Remove Backdoor on a Linux Server </a></li></ul></section></li> <li class="accordion__item"><a class="in-page-anchor" id="acc119893"></a><header class="accordion__item-header" id="119893">Site Scan</header><section class="accordion__item-section"><ul class="content-list link-list"><li><a href="/help/web-security/site-scan/site-scan-product-overview/" target="" title="Site Scan - Product Overview"> Site Scan - Product Overview </a></li></ul></section></li> <li class="accordion__item"><a class="in-page-anchor" id="acc201431"></a><header class="accordion__item-header" id="201431">MyDefender</header><section class="accordion__item-section"><ul class="content-list link-list"><li><a href="/help/web-security/mydefender/mydefender-first-steps/" target="" title="MyDefender: First Steps"> MyDefender: First Steps </a></li><li><a href="/help/web-security/mydefender/documentation-for-setting-up-managing-and-using-our-backup-products/" target="" title="Documentation for Setting Up, Managing, and Using Our Backup Products"> Documentation for Setting Up, Managing, and Using Our Backup Products </a></li><li><a href="/help/web-security/mydefender/installing-the-cyber-protection-agent-mac/" target="" title="Installing the Cyber Protection Agent (Mac)"> Installing the Cyber Protection Agent (Mac) </a></li><li><a href="/help/web-security/mydefender/installing-the-cyber-protection-agent-windows/" target="" title="Installing the Cyber Protection Agent (Windows)"> Installing the Cyber Protection Agent (Windows) </a></li><li><a href="/help/web-security/mydefender/restoring-backups-on-a-mac/" target="" title="Restoring Backups on a Mac"> Restoring Backups on a Mac </a></li><li><a href="/help/web-security/mydefender/restoring-backups-to-a-pc/" target="" title="Restoring Backups to a PC"> Restoring Backups to a PC </a></li><li><a href="/help/web-security/mydefender/protecting-data-and-end-devices-with-an-effective-backup-strategy/" target="" title="Protecting Data and End Devices with an Effective Backup Strategy"> Protecting Data and End Devices with an Effective Backup Strategy </a></li><li><a href="/help/web-security/mydefender/welcome-to-mydefender/" target="" title="Welcome to MyDefender"> Welcome to MyDefender </a></li><li><a href="/help/server-cloud-infrastructure/cloud-backup/important-information-about-backing-up-microsoft-365-data/" target="" title="Important Information About Backing Up Microsoft 365 Data"> Important Information About Backing Up Microsoft 365 Data </a></li><li><a href="/help/web-security/mydefender/enabling-and-configuring-two-factor-authentication-mydefender/" target="" title="Enabling and Configuring Two-Factor Authentication (MyDefender)"> Enabling and Configuring Two-Factor Authentication (MyDefender) </a></li><li><a href="/help/web-security/mydefender/enabling-immutable-storage-mydefender/" target="" title="Enabling Immutable Storage (MyDefender)"> Enabling Immutable Storage (MyDefender) </a></li><li><a href="/help/web-security/mydefender/mydefender-changing-your-password/" target="" title="MyDefender: Changing Your Password"> MyDefender: Changing Your Password </a></li></ul></section></li> </ul> </div> </div> </main> <footer class="page-footer" id="footer-container"> <div id="print-view-footer-info" class="hidden"> <p id="info-text" class="content-paragraph">This document is available online at the following address:</p> <p class="content-paragraph"><a href="https://www.ionos.com/help/web-security/">https://www.ionos.com/help/web-security/</a></p> </div> <div class="page-footer__block"> <section class="page-footer__section page-footer__section--align-center"> <div class="page-footer__section-item"> <div class="card-block"> <a class="link-standard button-icon-before print-icon copy-text-e1" href="t3://page?uid=current#print">Print Page</a> </div> </div> <div class="page-footer__section-item"> </div> <div class="page-footer__section-item"> <div class="card-block"> <a href="https://x.com/IONOS_help_US" class="link-share" target="_blank"> <img title="X icon" src="https://www.ionos.com/help/_assets/11ead071f9bbdd39bc01861cfe60def3/Icons/x-twitter-no-background.png" width="32" height="32" alt="X icon" /> </a> <a href="http://ionos.ly/IONOS_FB_US" class="link-share icon-font facebook-icon" target="_blank"></a> <a href="mailto:?subject=Web%20Security&body=Hi%2C%0A%0Ahere%20is%20some%20useful%20information%20and%20tips%20from%201%261%20IONOS%3A%0A%0Ahttps://www.ionos.com/help/web-security/%0ARegards%0A" class="link-share icon-font friend-icon reveal-title-by-hover link-recommend" title="Send Article by E-mail"></a> </div> </div> </section> <hr class="page-footer__seperator"/> <section class="page-footer__section page-footer__section--align-center"> <div class="page-footer__section-item page-footer__section-item--small-hidden"> <h2 class="subheadline-b2">IONOS Mobile App</h2> </div> <div class="page-footer__section-item"> <a class="appstore image-hover link-standard copy-text-e1" href="https://itunes.apple.com/app/1-1-hosting-manager/id1080444849?ct=cp.footer&pt=335853&mt=8" target="_blank"> <span class="hosting-manager copy-text-e1"></span> </a> </div> <div class="page-footer__section-item"> <a class="playstore image-hover link-standard copy-text-e1" href="https://play.google.com/store/apps/details?id=com.oneandone.ciso.mobile.app.android&referrer=utm_source%3Dcp%26utm_campaign%3Dfooter" target="_blank"> <span class="hosting-manager copy-text-e1"></span> </a> </div> </section> <hr class="page-footer__seperator"/> <section class="page-footer__section page-footer__section--align-center"> <div class="page-footer__section-item page-footer__section-item--small-hidden"> <div class="oao-statuspage-overall-status"></div> </div> <div class="page-footer__section-item"> <a href="https://www.ionos.com" class="link-standard copy-text-c1">IONOS Inc.</a> • 2024 </div> <div class="page-footer__section-item"> <ul class="subheadline-b2"><li><a href="https://www.ionos.com/terms-gtc/index.php?id=1" class="link-standard copy-text-c1">T&C</a></li><li><a href="https://www.ionos.com/terms-gtc/index.php?id=516" class="link-standard copy-text-c1">Privacy policy</a></li><li><a href="https://www.ionos.com/about" class="link-standard copy-text-c1">about</a></li><li><a href="https://www.ionos.com/digitalguide/" class="link-standard copy-text-c1">Digital Guide</a></li></ul> </div> </section> </div> </footer> </div> <div class="script-tag-container" style="display: none; position: absolute; bottom: 0; left: -10px; width: 0; height: 0;"> <script type="text/javascript"> doResponsiveThings(); </script> </div> <script src="https://ce1.uicdn.net/js/jquery-3.4.0.min.js"></script> <script src="/help/typo3temp/assets/compressed/merged-cd22c680f0b945083814ce78d0b1e05a-feb29988ec7929cfc89574f20e886156.js?1731916936"></script> <script type="text/javascript">if(typeof _satellite !== 'undefined'){_satellite.pageBottom();}</script> </body> </html>

CINXE.COM

Web Security - IONOS Help