Kontaktformular | heise online

<!DOCTYPE html> <html lang="de" data-responsive data-consentmanagement > <head> <script>performance.mark('HEAD Anfang');</script> <script> var config = JSON.parse(window.localStorage["akwaConfig-v2"] || '{}') var scheme = config.colorScheme ? config.colorScheme.scheme : 'auto' if (scheme === 'dark' || (scheme === 'auto' && window.matchMedia('(prefers-color-scheme: dark)').matches)) { document.documentElement.classList.add('dark') } </script> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title> Kontaktformular | heise online </title>  <link rel="dns-prefetch" href="//heise.cloudimg.io"> <link rel="preconnect" href="//heise.cloudimg.io"> <script>performance.mark('CSS-Crit Anfang');</script> <style type="text/css" > a-img{box-sizing:border-box;display:block;overflow:hidden;width:100%}a-img *,a-img :after,a-img :before{box-sizing:inherit}a-img[box] img{height:100%;margin:auto;max-height:100%;width:auto}a-img img{height:auto;max-width:100%;width:100%}@supports not (aspect-ratio:1/1){a-img{height:0;padding-top:calc(var(--aspect-ratio-height, 9)/var(--aspect-ratio-width, 16)*100%);position:relative;will-change:padding}a-img img{left:0;position:absolute;top:0}}</style> <script> performance.mark('CSS-Crit Ende'); performance.measure('CSS-Crit', 'CSS-Crit Anfang', 'CSS-Crit Ende'); </script> <link as="font" crossorigin href="/assets/fonts/v1/source-sans-variable/ss3vf.woff2" rel="preload" type="font/woff2" > <link as="image" href="/icons/common-icons.svg" rel="preload" > <link as="style" href="/assets/styles/index.css?.ltc.a92fba2c497cab2a0afd" rel="preload" > <script>performance.mark('JS-Inline Anfang');</script> <script>!function(e){var t={};function o(n){if(t[n])return t[n].exports;var i=t[n]={i:n,l:!1,exports:{}};return e[n].call(i.exports,i,i.exports,o),i.l=!0,i.exports}o.m=e,o.c=t,o.d=function(e,t,n){o.o(e,t)||Object.defineProperty(e,t,{configurable:!1,enumerable:!0,get:n})},o.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return o.d(t,"a",t),t},o.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},o.p="/assets/heise/",o(o.s=474)}({342:function(e,t,o){"use strict";(function(t){var o=function(){function e(e,t){for(var o=0;o<t.length;o++){var n=t[o];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,o,n){return o&&e(t.prototype,o),n&&e(t,n),t}}();e.exports=function(){function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.desktopUserAgents=/(Macintosh|X11|Windows NT|iPad|Tablet|Nexus 10|KF.*Silk)/i}return o(e,[{key:"forceDesktop",value:function(){return 1===parseInt(this.store.mobile_detect_force_desktop)}},{key:"forceMobile",value:function(){return 1===parseInt(this.store.mobile_detect_force_mobile)}},{key:"isDesktop",value:function(){return!/Windows Phone 10/.test(this.userAgent)&&(this.portraitWidth>640||!(!this.desktopUserAgents.test(this.userAgent)||/(ZuneWP7|Mobile Safari)/.test(this.userAgent)))}},{key:"isMobile",value:function(){return!!/Windows Phone 10/.test(this.userAgent)||!(this.portraitWidth>640)&&(!!/(Android|Phone|Mobile|iPod|ZuneWP7|NokiaN97)/i.test(this.userAgent)||!this.desktopUserAgents.test(this.userAgent))}},{key:"persistForce",value:function(){var e=t.window.document.location;"mobile_detect_force_desktop"===e.hash.slice(1)?(this.store.mobile_detect_force_desktop=1,this.store.mobile_detect_force_mobile=0):"unset_mobile_detect_force_desktop"===e.hash.slice(1)&&(this.store.mobile_detect_force_desktop=0),"mobile_detect_force_mobile"===e.hash.slice(1)?(this.store.mobile_detect_force_mobile=1,this.store.mobile_detect_force_desktop=0):"unset_mobile_detect_force_mobile"===e.hash.slice(1)&&(this.store.mobile_detect_force_mobile=0)}},{key:"userAgent",get:function(){return t.window.navigator.userAgent}},{key:"width",get:function(){return t.window.screen.width}},{key:"height",get:function(){return t.window.screen.height}},{key:"portraitWidth",get:function(){return Math.min(this.width,this.height)}},{key:"store",get:function(){return t.window.localStorage}}]),e}()}).call(t,o(43))},43:function(e,t,o){"use strict";var n,i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e};n=function(){return this}();try{n=n||Function("return this")()||(0,eval)("this")}catch(e){"object"===("undefined"==typeof window?"undefined":i(window))&&(n=window)}e.exports=n},474:function(e,t,o){"use strict";var n=function(e){return e&&e.__esModule?e:{default:e}}(o(475));document.documentElement.setAttribute("data-device",n.default)},475:function(e,t,o){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var n=new(function(e){return e&&e.__esModule?e:{default:e}}(o(342)).default),i="desktop",r=window.matchMedia("(max-width: 768px)").matches,s=document.querySelector("html[data-responsive]");(n.isMobile()||r&&s)&&(i="mobile"),t.default=i}});</script> <script>performance.mark('JS-Cmp Anfang');</script> <script>function _typeof(t){return(_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}!function(){for(var t,e,o=[],n=window,r=n;r;){try{if(r.frames.__tcfapiLocator){t=r;break}}catch(t){}if(r===n.top)break;r=n.parent}t||(function t(){var e=n.document,o=!!n.frames.__tcfapiLocator;if(!o)if(e.body){var r=e.createElement("iframe");r.style.cssText="display:none",r.name="__tcfapiLocator",e.body.appendChild(r)}else setTimeout(t,5);return!o}(),n.__tcfapi=function(){for(var t=arguments.length,n=new Array(t),r=0;r<t;r++)n[r]=arguments[r];if(!n.length)return o;"setGdprApplies"===n[0]?n.length>3&&2===parseInt(n[1],10)&&"boolean"==typeof n[3]&&(e=n[3],"function"==typeof n[2]&&n[2]("set",!0)):"ping"===n[0]?"function"==typeof n[2]&&n[2]({gdprApplies:e,cmpLoaded:!1,cmpStatus:"stub"}):o.push(n)},n.addEventListener("message",(function(t){var e="string"==typeof t.data,o={};if(e)try{o=JSON.parse(t.data)}catch(t){}else o=t.data;var n="object"===_typeof(o)?o.__tcfapiCall:null;n&&window.__tcfapi(n.command,n.version,(function(o,r){var a={__tcfapiReturn:{returnValue:o,success:r,callId:n.callId}};t&&t.source&&t.source.postMessage&&t.source.postMessage(e?JSON.stringify(a):a,"*")}),n.parameter)}),!1))}();</script> <script> window._sp_queue = []; window._sp_ = { config: { accountId: 1603, baseEndpoint: 'https://cmp.heise.de', propertyId: 14602, gdpr: { }, events: { onMessageChoiceSelect: function() { console.log('[event] onMessageChoiceSelect', arguments); }, onMessageReady: function() { console.log('[event] onMessageReady', arguments); }, onMessageChoiceError: function() { console.log('[event] onMessageChoiceError', arguments); }, onPrivacyManagerAction: function() { console.log('[event] onPrivacyManagerAction', arguments); }, onPMCancel: function() { console.log('[event] onPMCancel', arguments); }, onMessageReceiveData: function() { console.log('[event] onMessageReceiveData', arguments); }, onSPPMObjectReady: function() { console.log('[event] onSPPMObjectReady', arguments); }, onConsentReady: function (consentUUID, euconsent) { console.log('[event] onConsentReady', arguments); }, onError: function() { console.log('[event] onError', arguments); }, } } } </script> <script src='https://cmp.heise.de/unified/wrapperMessagingWithoutDetection.js' async></script> <script> performance.mark('JS-Cmp Ende'); performance.measure('JS-Cmp', 'JS-Cmp Anfang', 'JS-Cmp Ende'); </script> <script type="application/json" data-akwa-config> { "channel": "ho", "contentId": "16", "isHeisePlus": false, "upscore": { "recommendations": { "config": { "config": { "reco_key": "FCD54E2B52", "template_selector": { "item_free": "#upscore-reco-template-free", "item_premium": "#upscore-reco-template-premium", "wrapper": "#upscore-reco-template-wrapper-article" } } } } }, "clickPerformance": { "keywords": [], "pagetype": "Sonstige" , "language": "de" } } </script> <script> performance.mark('JS-Inline Ende'); performance.measure('JS-Inline', 'JS-Inline Anfang', 'JS-Inline Ende'); </script> <script src="/assets/heise/kontaktformular/js/kontaktformular.js?.ltc.440c79b0b09da3a196bd" type="text/javascript"></script> <script>performance.mark('CSS Anfang');</script> <noscript> </noscript> <link href="/assets/akwa/v24/css/akwa-pur.css?.ltc.ada9ecb74d648212d1d7" media="print" onload="this.media='all';this.onload='null'" rel="stylesheet" type="text/css" > <noscript> <link href="/assets/akwa/v24/css/akwa-pur.css?.ltc.ada9ecb74d648212d1d7" rel="stylesheet" type="text/css" > </noscript> <link href="/assets/styles/index.css?.ltc.a92fba2c497cab2a0afd" rel="stylesheet" type="text/css" > <link href="/assets/heise/ho-pur/css/ho-pur.css?.ltc.9c5c2eaf061b89ce0960" rel="stylesheet" type="text/css" > <noscript> </noscript> <script> performance.mark('CSS Ende'); performance.measure('CSS', 'CSS Anfang', 'CSS Ende'); </script> <script>performance.mark('JS Anfang');</script> <script async src="/assets/akwa/v24/js/akwa-pur.js?.ltc.24a53b6bef47cc00f3af"></script> <script defer src="/assets/heise/ho-pur/js/ho-pur.js?.ltc.2bbd238e47fa6e74f8b0" ></script> <script> performance.mark('JS Ende'); performance.measure('JS', 'JS Anfang', 'JS Ende'); </script> <script>performance.mark('Meta Anfang');</script> <link rel="author" title="Kontakt" href="mailto:kontakt%40heise.de?subject=heise%20online"> <link rel="search" title="Suche" href="https://www.heise.de/suche/"> <link href="/icons/ho/touch-icons/manifest.json" rel="manifest" > <link color="#323232" href="/icons/ho/touch-icons/safari-pinned-tab.svg" rel="mask-icon" > <link href="/icons/ho/touch-icons/apple-touch-icon-180x180.png" rel="apple-touch-icon" sizes="180x180" > <link href="https://www.heise.de/rss/heise-atom.xml" rel="alternate" title="Aktuelle News von heise online" type="application/atom+xml" > <link href="https://www.heise.de/rss/heise.rdf" rel="alternate" title="Aktuelle News von heise online (für ältere RSS-Reader)" type="application/rss+xml" > <link href="/favicon.ico?v=JykvN0w9Yf" rel="icon" > <link href="/icons/ho/favicon/favicon-32x32.png" rel="icon" sizes="32x32" type="image/png" > <link href="/icons/ho/favicon/favicon-16x16.png" rel="icon" sizes="16x16" type="image/png" > <link href="/icons/ho/favicon/favicon.svg" rel="icon" type="image/svg+xml" > <meta content="heise online" name="application-name" > <meta content="heise online" name="msapplication-tooltip" > <meta content="https://www.heise.de" name="msapplication-starturl" > <meta content="#323232" name="msapplication-TileColor" > <meta content="/icons/ho/touch-icons/mstile-144x144.png" name="msapplication-TileImage" > <meta content="/icons/ho/touch-icons/browserconfig.xml" name="msapplication-config" > <meta content="#ffffff" name="theme-color" > <meta content="heise online" name="DC.creator" > <meta content="app-id=333214314" name="apple-itunes-app" > <meta name="publisher" content="Heise Medien"> <meta http-equiv="x-ua-compatible" content="ie=edge"> <meta property="article:content_tier" content="free"> <meta property="article:opinion" content="false"> <meta name="format-detection" content="telephone=no"> <meta name="title" content="Kontaktformular"> <meta name="description" content="News und Foren zu Computer, IT, Wissenschaft, Medien und Politik. Preisvergleich von Hardware und Software sowie Downloads bei Heise Medien."> <meta property="fb:pages" content="333992367317"> <meta property="og:image" content="https://heise.cloudimg.io/bound/1200x1200/q85.png-lossy-85.webp-lossy-85.foil1/_www-heise-de_/icons/ho/opengraph/opengraph.png"> <meta property="og:locale" content="de_DE"> <meta property="og:site_name" content="heise online"> <meta property="og:title" content="Kontaktformular"> <meta property="og:type" content="website"> <meta property="og:url" content="https://www.heise.de/kontakt/"> <meta property="twitter:card" content="summary_large_image"> <meta property="twitter:image" content="https://heise.cloudimg.io/bound/1200x1200/q85.png-lossy-85.webp-lossy-85.foil1/_www-heise-de_/icons/ho/opengraph/opengraph.png"> <meta property="twitter:site" content="@heiseonline"> <meta property="twitter:title" content="Kontaktformular"> <link rel="home" type="text/html" title="Startseite" href="/"> <link rel="copyright" title="Copyright" href="/impressum.html"> <meta name="generator" content="InterRed V24.2.9, http://www.interred.de/, InterRed GmbH" /> <meta data-embetty-server="https://api.heise.de/svc/embetty"> <link rel="me" href="https://social.heise.de/@heiseonline"> <script> performance.mark('Meta Ende'); performance.measure('Meta', 'Meta Anfang', 'Meta Ende'); </script> <script type="speculationrules"> { "prerender" : [ { "eagerness" : "moderate", "where" : { "and" : [ { "href_matches" : "/*" }, { "not" : { "href_matches" : "/(sso|api|auth)/*" } } ] }, "source" : "document" } ] } </script> <style type="text/css"> @media screen and (min-width: 768px) { a-collapse .header__content { height: auto !important; } a-menu:not([disabled]) [data-collapse-target]:not([is-open]) { height: 0; overflow: hidden; } .perf-cls-reduc-leaderboard { min-height: 250px; } .perf-cls-reduc-leaderboard:has(iframe[height="90"]) { min-height: 90px; } @supports not selector(:has(a, b)) { .perf-cls-reduc-leaderboard { min-height: 90px; } } .perf-cls-reduc-rectangle { min-height: 350px; margin-bottom: 3rem; } } a-pur-indicator { display: block; border-top-width: 5px; border-top-style: solid; } a-pur-indicator .close { display: none; } a-pur-indicator:not([disabled]) [data-collapse-target]:not([is-open]) { height: 0; } .a-login__link:link { color: var(--akwa-link-color); text-decoration: none; } body { overflow-y: scroll; } @media screen and (max-width: 767px) { a-collapse:not([disabled]) [data-collapse-target]:not([is-open]) { height: 0; overflow: hidden; } } @media screen and (min-width: 992px) { #wtma_teaser_ho_vertrieb_mini_1 { min-height: 500px; } } .legacy-img { max-width: 100%; width: 100%; height: auto; } .article-image { display: block; margin-bottom: 1.5rem; } a-paid-content-teaser { display: none; } </style> <script> performance.mark('HEAD Ende'); performance.measure('HEAD', 'HEAD Anfang', 'HEAD Ende'); </script> </head> <body class="ho a-theme a-theme--ho" data-mapp-branding="HEISE_ONLINE" data-ad-unit="/6514/www.heise.de/newsticker/newsticker-general" > <script>performance.mark('BODY Anfang');</script> <a-android-native-app-prompt></a-android-native-app-prompt> <a-analytics type="webtrekk"> <script type="application/json"> { "vars" : { "tiDomain" : "responder.wt.heise.de", "tiId" : "288689636920174", "customEcommerceParameter" : {}, "contentId" : "www.heise.de.kontakt.startseite", "contentGroup" : { "10" : "startseite", "9" : "kontakt", "1" : "www.heise.de", "2" : "kontakt", "3" : "startseite" }, "customParameter" : { "17" : "undefiniert", "25" : "Kontaktformular", "26" : "v5" }, "launchLiveaccount" : "1" }, "options" : {} } </script> </a-analytics> <a-analytics type="infonline-base"> <script type="application/json"> { "vars": { "cp":"unt_komm", "co":"%2Fkontakt%2F%3Ffrage%3D3212474", "dg": true }, "options": { "disableSurvey": false } } </script> </a-analytics> <a-analytics type="upscore"> <script type="application/json"> { "options": { "enableRecommendations": true, "enablePaywall": true }, "vars": { "config": { "article": "", "track_positions": true }, "data": { "section": "heise online", "object_id": "2042668", "pubdate": "", "object_type": "landingpage", "content_type":0} } } </script> </a-analytics> <div class=" topnavigation " > <header role="banner" class="topnavigation__header"> <div class="topnavigation__content"> <div class="topnavigation__logo"> <a href="/" title="heise online" name="topnavi.ho.news" data-google-interstitial=false class="topnavigation__logo-link topnavigation__item"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1504 214" role="img" preserveAspectRatio="xMinYMin" class="heise-online-logo topnavigation__heiseonline-logo" > <style> .heise-online-logo-svg-path-online { fill: #6f7d93; } .heise-online-logo-svg-path-heise { fill: #14315b; } .dark .heise-online-logo-svg-path-online, .dark .heise-online-logo-svg-path-heise { fill: #f2f2f2; } </style> <title>heise online Logo</title> <path class="heise-online-logo-svg-path-online" d="M869.84 139.56c0-43.75 29.74-69 62.47-69s62.47 25.25 62.47 69-29.74 68.79-62.47 68.79-62.47-25.25-62.47-68.79m93.29 0c0-26.32-11.55-43.86-30.81-43.86s-30.81 17.54-30.81 43.86 11.55 43.65 30.81 43.65 30.81-17.33 30.81-43.65m49.9-65.79h25.25l2.35 17.76h.86c11.77-11.45 25.14-20.97 43.11-20.97 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V73.77Zm135.54 97.56V16.22h30.81v156.72c0 7.6 3.42 10.27 6.63 10.27 1.39 0 2.46 0 4.81-.54l3.85 23c-3.74 1.5-8.88 2.67-16.26 2.67-21.82 0-29.85-14.12-29.85-37.01Zm52.93-138c0-10.38 8.13-17.44 19.04-17.44s19.04 7.06 19.04 17.44-8.13 17.44-19.04 17.44-19.04-7.27-19.04-17.44m3.53 40.44h30.81v131.37h-30.81zm54.66 0h25.25l2.35 17.76h.86c11.77-11.45 25.14-20.97 43.11-20.97 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V73.77Zm129.52 65.79c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.15-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52z"/><path class="heise-online-logo-svg-path-heise" d="M258.47 15.22h30.81v48.89L288 89.46c11.02-10.38 24.07-19.9 42.04-19.9 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V15.22Zm129.58 123.34c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.14-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52zm41.46-93.6c0-10.38 8.13-17.44 19.04-17.44s19.04 7.06 19.04 17.44-8.13 17.44-19.04 17.44-19.04-7.27-19.04-17.44m3.53 40.43h30.81v131.37h-30.81zm44.04 116.29 14.33-19.58c11.66 9.09 22.95 14.66 36.26 14.66 14.33 0 21.07-6.74 21.07-15.72 0-11.02-14.23-15.94-28.24-21.29-17.22-6.47-36.91-16.37-36.91-38.3s18.4-39.26 47.82-39.26c18.29 0 32.95 7.43 43.65 15.73l-14.12 18.93c-9.2-6.74-18.45-11.45-28.78-11.45-13.21 0-19.47 6.31-19.47 14.55 0 10.38 13.27 14.33 27.49 19.58 17.76 6.63 37.65 15.19 37.65 39.69 0 22.57-17.86 40.76-51.03 40.76-17.97 0-36.91-7.7-49.74-18.29Zm111.39-50.5c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.15-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52zM114.88 2.89c15.41 7.19 22.08 25.51 14.89 40.92l-71.06 152.4c-7.19 15.41-25.51 22.08-40.92 14.9C2.38 203.92-4.29 185.6 2.9 170.18L73.95 17.79C81.14 2.38 99.46-4.29 114.88 2.9m49.2 97.26c-15.41-7.18-33.73-.52-40.92 14.9l-25.7 55.12c-7.19 15.41-.52 33.74 14.89 40.93s33.73.52 40.92-14.89l25.71-55.12c7.19-15.42.52-33.74-14.9-40.93"/> </svg> </a> <a href="/api/accountservice/subscribe/plus?affiliateId=32501_HP000028_21806_3_57&wt_mc=intern.abo.plus.hp_nk.navilink.desktop1.desktop1" class="abo-link " data-google-interstitial=false > <span class="abo-link"> heise+ gratis testen </span> </a> </div> <div class="topnavigation__actions"> <section class=" topnavigation-login topnavigation__item topnavigation__item " > <svg class="topnavigation-login__icon"> <use href="/icons/common-icons.svg#login"></use> </svg> <a-login label="" class="topnavigation-login__link" > <a href="/sso/login/" class="a-login__link a-login__link--sso" rel="nofollow">Anmelden</a> </a-login> </section> <form accept-charset="utf-8" method="get" action="/suche/" class="topnavigation-search" role="search" id="heisetopnavi_search" rel="nofollow" > <fieldset class="topnavigation-search__container"> <input type="text" class="topnavigation-search__input" value="" name="q" placeholder="Suchen" data-autocomplete="true" autocomplete="on" spellcheck="false" data-searchpath="/suche/" role="textbox" aria-autocomplete="list" aria-label="Suchen" > <input type="hidden" name="sort_by" value="date" > <button class="topnavigation-search__button" type="submit" aria-label="suchen" > <svg class="topnavigation-search__search-icon"> <use href="/icons/common-icons.svg#search"></use> </svg> </button> <input type="hidden" class="search_hidden" value="search" name="rm" > </fieldset> </form> <a href="#topnavigation__sub" class=" topnavigation-menu js-topnavigation-menu topnavigation-menu " aria-controls="topnavigation__sub" > <svg class="topnavigation-menu__icon js-topnavigation-menu__icon"> <use href="/icons/common-icons.svg#menu"></use> </svg> </a> </div> </div> <div id="topnavigation__sub" class="topnavigation__sub js-topnavigation__sub" > <div class="magazine-nav a-u-mb-3"> <ul class="magazine-nav__items a-u-remove-list-style"> <li class=" magazine-nav__item magazine-nav__item--ct a-theme a-theme--ct " > <a href="/ct/" title="c't – Magazin für Computertechnik" name="topnavi.ho.magazine-nav.ct" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--ct" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 500 370" class="ct-logo magazin-nav__svg" > <title>c't Magazin Logo</title> <path d="M329,0H429.54L406.65,93.08H500L477.72,183.7H384.29l-10.5,42.73s-3.22,10.79-2.08,17.61a26.5,26.5,0,0,0,5.07,12.62c3.63,5.13,6.81,7.56,12.56,10.09,5.46,2.39,15.07,2.51,15.07,2.51h73L452.6,370h-76c-66.62.67-108.38-45.12-108.38-101.55,0-12.32,3.53-32,11-66.06L284,183,329,0ZM231.46,0,211.65,80.56h42.5L228.78,183.7h43L317,0Zm-57.8,93.08C75.55,92.93,0,188.15,0,268.08,0,324.52,41.32,371.47,108.08,370H211.86l24.76-100.71H130.27c-21.92-.12-28.59-22.21-28.59-35.61,0-23.49,26.37-49.88,51.77-49.95H216.8l22.28-90.62Z" fill="#2288c6"/> </svg> <span class="magazine-nav__title"> c't – Magazin für Computertechnik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--ix a-theme a-theme--ix " > <a href="/ix/" title="iX – Magazin für professionelle Informationstechnik" name="topnavi.ho.magazine-nav.ix" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--ix" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 610" class="ix-logo magazin-nav__svg" > <title>iX Magazin Logo</title> <path d="M238.41,610h-139L346.17,248.34,294.41,69.72H421.75l12.81,45.67,31.26-45.67H600L475.16,252.6l70.42,242.66H418.23L387.41,385.48Zm-100-20.61h89.17L395.36,337.6l38.47,137h84.33L452.68,249,561,90.34H476.67l-50,73.08-20.5-73.08H321.82l46.83,161.6Zm-2.07-95.46H0L186.69,220.48H323ZM39,473.31h86.47L284,241.1h-86.4ZM260.28,183.12A91.56,91.56,0,1,1,323,25l2,1.89L306.87,46.13l-2-1.88a65,65,0,1,0-21.15,108l2.56-1L295.83,176l-2.56,1A91,91,0,0,1,260.28,183.12Z" fill="#4c5c64"/> </svg> <span class="magazine-nav__title"> iX – Magazin für professionelle Informationstechnik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--foto a-theme a-theme--foto " > <a href="/foto/" title="c't Fotografie - Das Magazin rund ums digitale Bild" name="topnavi.ho.magazine-nav.foto" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--foto" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 140" class="foto-logo magazin-nav__svg" > <title>c't Fotografie Logo</title> <path fill="#0a0a0a" d="M2 75.8h28.95v4.36H6.79v16.01h17.52v4.36H6.79v21.58H2zm27.75 29.53c0-2.57.44-4.93 1.31-7.08s2.08-4.02 3.63-5.59 3.41-2.8 5.59-3.67 4.55-1.31 7.12-1.31 4.93.44 7.08 1.31 4.02 2.1 5.59 3.67 2.8 3.44 3.67 5.59c.87 2.16 1.31 4.52 1.31 7.08s-.44 4.93-1.31 7.08c-.87 2.16-2.1 4.02-3.67 5.59s-3.44 2.8-5.59 3.67c-2.16.87-4.52 1.31-7.08 1.31s-4.94-.44-7.12-1.31-4.04-2.09-5.59-3.67c-1.55-1.57-2.76-3.44-3.63-5.59s-1.31-4.52-1.31-7.08m4.36 0c0 1.89.3 3.67.91 5.34s1.49 3.12 2.65 4.36c1.16 1.23 2.57 2.22 4.21 2.94 1.65.73 3.49 1.09 5.52 1.09s3.87-.36 5.52-1.09 3.05-1.71 4.21-2.94 2.05-2.69 2.65-4.36c.61-1.67.91-3.45.91-5.34s-.3-3.67-.91-5.34-1.49-3.12-2.65-4.36c-1.16-1.23-2.57-2.22-4.21-2.94-1.65-.73-3.49-1.09-5.52-1.09s-3.88.36-5.52 1.09c-1.65.73-3.05 1.71-4.21 2.94s-2.05 2.69-2.65 4.36c-.61 1.67-.91 3.45-.91 5.34m52.63-12.86h-8.96v21.87c0 1.5.41 2.66 1.23 3.49.82.82 1.96 1.23 3.41 1.23.82 0 1.66-.11 2.51-.33q1.275-.33 2.43-.84l.36 3.92c-.82.29-1.77.56-2.83.8-1.07.24-2.01.36-2.83.36-1.55 0-2.88-.23-4-.69-1.11-.46-2.01-1.08-2.69-1.85s-1.17-1.68-1.49-2.72-.47-2.17-.47-3.38V92.46h-6.64v-3.92h6.64V75.8h4.36v12.74h8.96v3.92Zm2.75 12.86c0-2.57.44-4.93 1.31-7.08s2.08-4.02 3.63-5.59 3.41-2.8 5.59-3.67 4.55-1.31 7.12-1.31 4.93.44 7.08 1.31 4.02 2.1 5.59 3.67 2.8 3.44 3.67 5.59c.87 2.16 1.31 4.52 1.31 7.08s-.44 4.93-1.31 7.08c-.87 2.16-2.1 4.02-3.67 5.59s-3.44 2.8-5.59 3.67c-2.16.87-4.52 1.31-7.08 1.31s-4.94-.44-7.12-1.31-4.04-2.09-5.59-3.67c-1.55-1.57-2.76-3.44-3.63-5.59s-1.31-4.52-1.31-7.08m4.35 0c0 1.89.3 3.67.91 5.34s1.49 3.12 2.65 4.36c1.16 1.23 2.57 2.22 4.21 2.94 1.65.73 3.49 1.09 5.52 1.09s3.87-.36 5.52-1.09 3.05-1.71 4.21-2.94 2.05-2.69 2.65-4.36.91-3.45.91-5.34-.3-3.67-.91-5.34-1.49-3.12-2.65-4.36c-1.16-1.23-2.57-2.22-4.21-2.94-1.65-.73-3.49-1.09-5.52-1.09s-3.88.36-5.52 1.09c-1.65.73-3.05 1.71-4.21 2.94s-2.05 2.69-2.65 4.36c-.61 1.67-.91 3.45-.91 5.34m72.1 13.45c0 4.18-.61 7.56-1.82 10.13-1.21 2.58-2.72 4.57-4.54 5.98s-3.77 2.36-5.85 2.84c-2.08.49-3.97.73-5.67.73s-3.35-.16-4.98-.47a23.7 23.7 0 0 1-4.61-1.39q-2.175-.915-3.96-2.22c-1.19-.87-2.22-1.87-3.09-2.99l3.41-3.21c1.55 2.19 3.49 3.79 5.81 4.81q3.48 1.53 7.41 1.53c2.23 0 4.1-.29 5.63-.87s2.78-1.35 3.78-2.3c.99-.95 1.77-1.99 2.32-3.13.56-1.14.97-2.29 1.23-3.43.27-1.14.42-2.22.47-3.24s.07-1.85.07-2.48v-3.4h-.15c-1.26 2.04-2.97 3.65-5.12 4.81-2.16 1.17-4.69 1.75-7.59 1.75-2.47 0-4.79-.45-6.97-1.35q-3.27-1.35-5.7-3.72a17.8 17.8 0 0 1-3.85-5.5c-.94-2.09-1.42-4.33-1.42-6.71s.47-4.62 1.42-6.71a17.5 17.5 0 0 1 3.85-5.47q2.43-2.325 5.7-3.72c2.18-.92 4.5-1.39 6.97-1.39 2.91 0 5.44.58 7.59 1.75s3.86 2.77 5.12 4.81h.15v-5.69h4.36v30.23Zm-4.22-13.89q0-2.76-1.05-5.19c-.7-1.62-1.65-3.03-2.83-4.21-1.19-1.19-2.59-2.13-4.21-2.83q-2.43-1.05-5.19-1.05c-2.76 0-3.57.35-5.19 1.05s-3.03 1.65-4.21 2.83c-1.19 1.19-2.13 2.59-2.83 4.21q-1.05 2.43-1.05 5.19c0 2.76.35 3.57 1.05 5.19s1.65 3.03 2.83 4.21c1.19 1.19 2.59 2.13 4.21 2.83q2.43 1.05 5.19 1.05c2.76 0 3.57-.35 5.19-1.05s3.03-1.65 4.21-2.83c1.19-1.19 2.13-2.59 2.83-4.21q1.05-2.43 1.05-5.19m13.36-6.9c0-.63-.03-1.39-.07-2.29-.05-.9-.09-1.8-.11-2.72-.03-.92-.06-1.78-.11-2.58s-.07-1.42-.07-1.85h4.36c.05 1.26.08 2.47.11 3.63q.03 1.74.18 2.25c1.11-1.99 2.54-3.61 4.29-4.87q2.61-1.89 6.39-1.89c.44 0 .86.04 1.27.11s.84.16 1.27.25l-.51 4.29c-.58-.19-1.14-.29-1.67-.29-1.89 0-3.52.3-4.9.91s-2.52 1.44-3.41 2.51c-.9 1.07-1.56 2.31-2 3.74s-.65 2.97-.65 4.61v18.31h-4.36V97.99Zm48.04 10.03c0 1.65.01 3.12.04 4.43a122 122 0 0 0 .29 6.75q.105 1.455.33 2.91h-4.07c-.29-1.65-.44-3.46-.44-5.45h-.15c-1.26 2.18-2.82 3.78-4.69 4.79q-2.805 1.53-7.08 1.53c-1.45 0-2.88-.18-4.29-.55-1.41-.36-2.66-.94-3.78-1.74a9.35 9.35 0 0 1-2.72-3.09c-.7-1.26-1.05-2.78-1.05-4.58 0-2.57.65-4.6 1.96-6.1s2.92-2.63 4.83-3.38 3.95-1.23 6.1-1.45 4.06-.33 5.7-.33h5.09v-2.03c0-2.91-.9-4.99-2.69-6.25s-4.04-1.89-6.76-1.89c-3.88 0-7.29 1.26-10.24 3.78l-2.54-2.98c1.6-1.55 3.58-2.72 5.96-3.52 2.37-.8 4.65-1.2 6.83-1.2 4.07 0 7.31.96 9.73 2.87s3.63 5 3.63 9.26v8.21Zm-8.72-2.76q-2.76 0-5.34.36t-4.65 1.23c-2.07.87-2.48 1.36-3.31 2.32q-1.23 1.455-1.23 3.63c0 1.02.23 1.93.69 2.72.46.8 1.05 1.45 1.78 1.96s1.54.9 2.43 1.16c.9.27 1.8.4 2.72.4 2.32 0 4.24-.34 5.74-1.02s2.7-1.56 3.6-2.65a9.14 9.14 0 0 0 1.85-3.71c.34-1.38.51-2.77.51-4.18v-2.25h-4.79Zm19.85-12.79h-6.36v-3.92h6.36v-5.14c0-2.18.33-3.98.98-5.41q.975-2.145 2.43-3.45c.97-.87 2.05-1.49 3.23-1.85 1.19-.36 2.31-.54 3.38-.54q3.045 0 5.01.87l-.87 3.78c-.97-.48-2.28-.73-3.92-.73q-5.88 0-5.88 8.94v3.54h8.46v3.92h-8.46v29.64h-4.36V92.48Zm18.54-13.71c0-.92.31-1.69.94-2.32s1.4-.94 2.32-.94 1.69.32 2.32.94c.63.63.94 1.41.94 2.32s-.32 1.7-.94 2.32c-.63.63-1.41.94-2.32.94s-1.7-.31-2.32-.94c-.63-.63-.94-1.4-.94-2.32m1.09 9.79h4.36v33.56h-4.36zm43.1 27.24c-1.7 2.57-3.79 4.41-6.28 5.52s-5.24 1.67-8.24 1.67c-2.57 0-4.89-.44-6.97-1.31s-3.87-2.09-5.38-3.67c-1.5-1.57-2.65-3.44-3.45-5.59s-1.2-4.54-1.2-7.16.41-4.84 1.24-6.97c.82-2.13 1.99-3.98 3.49-5.56 1.5-1.57 3.27-2.81 5.3-3.7 2.03-.9 4.29-1.34 6.76-1.34s4.83.45 6.79 1.34c1.96.9 3.61 2.08 4.94 3.56s2.34 3.16 3.01 5.05c.68 1.89 1.02 3.8 1.02 5.74v3.05h-28.19c0 .92.18 2.1.55 3.52.36 1.43 1.03 2.82 2 4.18s2.26 2.52 3.89 3.49c1.62.97 3.72 1.45 6.28 1.45 2.23 0 4.38-.53 6.47-1.6 2.08-1.06 3.68-2.52 4.79-4.36l3.2 2.69Zm-3.34-13.29c0-1.5-.3-2.91-.91-4.21-.61-1.31-1.43-2.46-2.47-3.45s-2.28-1.78-3.7-2.36c-1.43-.58-2.94-.87-4.54-.87-2.37 0-4.35.48-5.92 1.45s-2.82 2.08-3.74 3.34-1.57 2.48-1.96 3.67-.58 2-.58 2.43h23.83Z"/><path fill="#c3172e" d="M114.59 2v66.41h69.09V2zm31.36 62.44H133.5c-7.26 0-12.88-4.63-12.88-12.17 0-9.54 9.04-20.92 20.71-20.92h7.83l-2.63 10.82h-7.54c-3.06 0-6.19 3.2-6.19 5.98 0 1.64.78 4.27 3.42 4.27h12.67l-2.92 12.03Zm2.71-22.27 2.99-12.31h-5.76l2.35-9.61h9.54l-5.41 21.92h-3.7Zm28.96 0h-11.1l-1.28 5.12s-.36 1.28-.21 2.13c.36 2.06 1.92 2.99 3.84 2.99h8.75l-2.99 12.03h-9.04c-7.12 0-12.95-4.63-12.95-12.03 0-1.57.43-3.91 1.28-7.97l5.98-24.19h12.03l-2.78 11.1h11.17z"/> </svg> <span class="magazine-nav__title"> c't Fotografie - Das Magazin rund ums digitale Bild </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--macandi a-theme a-theme--macandi " > <a href="/mac-and-i/" title="Mac & i – Nachrichten, Tests, Tipps und Meinungen rund um Apple" name="topnavi.ho.magazine-nav.macandi" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--macandi" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 145" class="mac-logo magazin-nav__svg" > <title>Mac an i Logo</title> <path d="M115.67,142.81l8.41-57c2.33-15.42,4.66-29.45,7.1-42.59-6.78,15.58-13.49,30.1-19.25,41.61L84,140.61H59.55l-4.9-55.72c-.89-11-1.75-25.1-2.56-42q-1,4.95-2.07,9.94c-2.56,12.32-5,24-7.2,33.5L29.2,142.81H0L34.41,5.59H75.26l4.3,52.33c.2,3.22.44,6.59.69,10.1.62,8.54,1.3,18,1.59,27.5C87.05,81.44,93.6,67.27,98.27,57.44L123.59,5.59h41.35L146.41,142.81Zm115.07-16c-.07,1.09-.15,2.18-.22,3.25-.28,4-.55,7.77-.67,11.29l0,1.43H259l-.05-1.43c-.41-12.63,1.74-31.88,4-43.57l10.41-52.29-1.18-.37a115.86,115.86,0,0,0-32.73-4.86c-48.93,0-71.21,36-71.21,69.41,0,21.12,12.42,35.3,30.91,35.3C211.76,145,222.84,138.59,230.74,126.84Zm7-61.49L233.67,86.5c-4.61,24.06-14.94,32.59-22.38,32.59-9,0-10.39-9.25-10.39-14.77,0-18.27,13.43-39.51,30.74-39.51A38.56,38.56,0,0,1,237.79,65.35Zm115,74.12.79-.38-.23-24.64-1.88.75a47.9,47.9,0,0,1-18.83,3.89c-8.59,0-17.77-4.93-17.77-18.77C314.85,78,331.2,66,346.58,66a31.81,31.81,0,0,1,12.64,2.28l1.38.58L368.66,44l-1.26-.46A61.37,61.37,0,0,0,347,40.29c-37.07,0-65,27.19-65,63.23,0,25.08,16.67,41.28,42.48,41.28C335.29,144.8,345.88,142.81,352.77,139.47Zm222.05,3.34L593.9,42.49H562.36L543.28,142.81Zm6.84-109.72c10.62,0,18.34-7.38,18.34-17.54,0-9.3-6.41-15.55-16-15.55a17.65,17.65,0,0,0-17.94,17.74c0,9,6.23,15.35,15.15,15.35ZM510,140.52l2,2.29H474.44l-.41-.44a72.72,72.72,0,0,1-5.6-7l-.86-1.17c-10.26,7.29-22,10.83-35.81,10.83-26.17,0-43.07-14.48-43.07-36.89,0-17.69,10.88-31.92,32.36-42.3-4.79-8.23-7-15.42-7-22.53C414,20.16,432.3,3.39,457.5,3.39,478.73,3.39,493,16,493,34.7c0,15.14-10.48,27.18-33,37.82,5,7.75,11.49,16.76,16.31,23.38A88.38,88.38,0,0,0,489,74.78h29.56c-7.19,17.43-15.84,30.6-27.31,41.69A293,293,0,0,0,510,140.52Zm-55.62-25C447,105.82,438.81,94.22,432.2,84c-5.22,4-11.42,10.16-11.42,19.14,0,10.67,7.52,17.57,19.16,17.57A22,22,0,0,0,454.4,115.49ZM464.69,34.9c0-2.39-.71-10.19-9.79-10.19-6.94,0-12.38,6.84-12.38,15.57a25.7,25.7,0,0,0,5,15C455.61,51.41,464.69,44.82,464.69,34.9Z" fill="#2a2521"/> </svg> <span class="magazine-nav__title"> Mac & i – Nachrichten, Tests, Tipps und Meinungen rund um Apple </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--make a-theme a-theme--make " > <a href="/make/" title="Make – Kreativ mit Technik" name="topnavi.ho.magazine-nav.make" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--make" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 178" class="make-logo magazin-nav__svg" > <title>Make Logo</title> <path d="M559.08,49.1H600V85.87H559.08Zm0,89.6H600v36.77H559.08ZM430,112.34c0-49.1,37.39-66,63.39-66s58,13,58,70.41v5.76H467.76c1.92,20.91,13.51,28.89,29.33,28.89,14.92,0,28.83-7.37,37.4-15.15L549.2,159c-14.71,12.52-32.86,19-54.93,19C461.41,178,430,161.13,430,112.34ZM517.15,100c-1.91-17.78-9.88-26.26-24.19-26.26-11.89,0-22,7.77-24.79,26.26ZM319.3,0h38.1V96.17L396.71,49h40.92L396.41,96.17,440,175.37H400.74l-27.92-51.52L357.4,141.13v34.14H319.3V0ZM188.68,143.15c0-29.2,24.59-45.26,79.92-49.81V90.21c0-9.29-4.73-15.15-17-15.15-16,0-29.73,6.57-41.42,15.66l-16-21.82c12.5-11.32,31.45-22.53,62.89-22.53,34.47,0,48.79,17.07,48.79,49.5v48.69c0,15.16,1,24.45,3.52,30.81H271.43a61.15,61.15,0,0,1-2.83-18.48c-11.59,13-25.29,20.4-44,20.4C205.31,177.19,188.68,164.67,188.68,143.15Zm79.92-5.56V114.26c-30,3.13-42.83,10.7-42.83,22.22,0,8.08,5.74,12.12,13.91,12.12C253.08,148.6,262.25,144.06,268.6,137.59ZM0,0H50.8l39,129h.41L126.69,0h52V175.47H141.61V55.66h-.4c-2.62,15.16-6,26.27-9.68,39.1l-26.2,80.61H71.16l-26-80.61A322.28,322.28,0,0,1,35,53.74h-.4V175.37H0V0Z" fill="#e2001a"/> </svg> <span class="magazine-nav__title"> Make – Kreativ mit Technik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--select a-theme a-theme--select " > <a href="/select/" title="Alle Magazine im Browser lesen" name="topnavi.ho.magazine-nav.select" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--select" > <span class="magazine-nav__title"> Alle Magazine im Browser lesen </span> </a> </li> </ul> </div> <nav class="sitemap topnavigation__sitemap" aria-label="Sitemap"> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header " data-collapse-trigger > IT News </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--newsticker"> <a href="/newsticker" title="heise online - Newsticker" name="topnavi.ho.sitemap.newsticker" data-google-interstitial=false class="sitemap-group__link " >Newsticker</a> </li> <li class="sitemap-group__item sitemap-group__item--Hintergründe"> <a href="/hintergrund" title="heise online - Hintergründe" name="topnavi.ho.sitemap.Hintergründe" data-google-interstitial=false class="sitemap-group__link " >Hintergründe</a> </li> <li class="sitemap-group__item sitemap-group__item--Ratgeber"> <a href="/ratgeber" title="heise online - Ratgeber" name="topnavi.ho.sitemap.Ratgeber" data-google-interstitial=false class="sitemap-group__link " >Ratgeber</a> </li> <li class="sitemap-group__item sitemap-group__item--Tests"> <a href="/tests" title="heise online - Testberichte" name="topnavi.ho.sitemap.Tests" data-google-interstitial=false class="sitemap-group__link " >Tests</a> </li> <li class="sitemap-group__item sitemap-group__item--Meinung"> <a href="/meinung" title="heise online - Meinungen" name="topnavi.ho.sitemap.Meinung" data-google-interstitial=false class="sitemap-group__link " >Meinungen</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header " data-collapse-trigger > Online-Magazine </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heiseplus"> <a href="/plus/" title="heise+ - Immer mehr Wissen." name="topnavi.ho.sitemap.heiseplus" data-google-interstitial=false class="sitemap-group__link sitemap-group__link--heiseplus" >heise<span class="sitemap_group__heiseplus-icon">+</span></a> </li> <li class="sitemap-group__item sitemap-group__item--tp"> <a href="/tp/" title="Telepolis" name="topnavi.ho.sitemap.tp" data-google-interstitial=false class="sitemap-group__link " >Telepolis</a> </li> <li class="sitemap-group__item sitemap-group__item--autos"> <a href="/autos/" title="heise Autos – News, Tests, Technik, Service rund ums Auto" name="topnavi.ho.sitemap.autos" data-google-interstitial=false class="sitemap-group__link " >heise Autos</a> </li> <li class="sitemap-group__item sitemap-group__item--bestenlisten"> <a href="/bestenlisten" title="bestenlisten by TechStage" name="topnavi.ho.sitemap.bestenlisten" data-google-interstitial=false class="sitemap-group__link " >bestenlisten</a> </li> <li class="sitemap-group__item sitemap-group__item--tipps-tricks"> <a href="/tipps-tricks/" title="tipps+tricks" name="topnavi.ho.sitemap.tipps-tricks" data-google-interstitial=false class="sitemap-group__link " >tipps+tricks</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group sitemap-group--2-col" has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header " data-collapse-trigger > Services </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--Shop"> <a href="https://shop.heise.de/" title="heise Shop – IT Fachzeitschriften, Bücher, CD/DVD/Blu-ray" name="topnavi.ho.sitemap.Shop" data-google-interstitial=false class="sitemap-group__link " >heise Shop</a> </li> <li class="sitemap-group__item sitemap-group__item--Arbeiten bei Heise"> <a href="https://jobs.heise.de/" title="heise jobs – Jobbörse für qualifizierte Fach- und Führungskräfte aus der IT-Branche" name="topnavi.ho.sitemap.Arbeiten bei Heise" data-google-interstitial=false class="sitemap-group__link " >Stellenmarkt</a> </li> <li class="sitemap-group__item sitemap-group__item--heise academy"> <a href="https://heise-academy.de/" title="heise academy - Weiterbildung für IT-Profis von heise medien" name="topnavi.ho.sitemap.heise academy" data-google-interstitial=false class="sitemap-group__link " >heise academy</a> </li> <li class="sitemap-group__item sitemap-group__item--download"> <a href="/download/" title="heise Download – Software zum Download für Windows, Mac, Linux, iPhone, Symbian, Android" name="topnavi.ho.sitemap.download" data-google-interstitial=false class="sitemap-group__link " >heise Download</a> </li> <li class="sitemap-group__item sitemap-group__item--heise preisvergleich"> <a href="https://preisvergleich.heise.de" title="heise preisvergleich – Günstige Preise, Meinungen und Bewertungen zu vielen Produkten" name="topnavi.ho.sitemap.heise preisvergleich" data-google-interstitial=false class="sitemap-group__link " >heise preisvergleich</a> </li> <li class="sitemap-group__item sitemap-group__item--Tarifrechner"> <a href="https://www.heise.de/tarifrechner" title="Tarifrechner" name="topnavi.ho.sitemap.Tarifrechner" data-google-interstitial=false class="sitemap-group__link " >Tarifrechner</a> </li> <li class="sitemap-group__item sitemap-group__item--heise compaliate"> <a href="https://compaliate.heise.de/" title="heise compaliate – Entdecke die heise Affiliate Plattform" name="topnavi.ho.sitemap.heise compaliate" data-google-interstitial=false class="sitemap-group__link " >heise compaliate</a> </li> <li class="sitemap-group__item sitemap-group__item--Abo bestellen"> <a href="https://shop.heise.de/zeitschriften-abo/" title="Abo – c't, iX, c't Fotografie, Mac & i, Make" name="topnavi.ho.sitemap.Abo bestellen" data-google-interstitial=false class="sitemap-group__link " >Abo bestellen</a> </li> <li class="sitemap-group__item sitemap-group__item--Mein Abo"> <a href="https://www.heise.de/sso/registration/add_subscriber_id?forward=https%3A%2F%2Fwww.heise.de%2F" title="Abo verwalten - Mein persönlicher Abo-Bereich" name="topnavi.ho.sitemap.Mein Abo" data-google-interstitial=false class="sitemap-group__link " >Mein Abo</a> </li> <li class="sitemap-group__item sitemap-group__item--Netzwerktools"> <a href="https://www.heise.de/tools/" title="heise online - Netzwerktools" name="topnavi.ho.sitemap.Netzwerktools" data-google-interstitial=false class="sitemap-group__link " >Netzwerktools</a> </li> <li class="sitemap-group__item sitemap-group__item--iMonitor"> <a href="https://www.heise.de/netze/netzwerk-tools/imonitor-internet-stoerungen/" title="heise iMonitor" name="topnavi.ho.sitemap.iMonitor" data-google-interstitial=false class="sitemap-group__link " >iMonitor</a> </li> <li class="sitemap-group__item sitemap-group__item--loseblattwerke"> <a href="/loseblattwerke/" title="Loseblattwerke" name="topnavi.ho.sitemap.loseblattwerke" data-google-interstitial=false class="sitemap-group__link " >Loseblattwerke</a> </li> <li class="sitemap-group__item sitemap-group__item--spiele"> <a href="https://spiele.heise.de" title="heise Spiele" name="topnavi.ho.sitemap.spiele" data-google-interstitial=false class="sitemap-group__link " >Spiele</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header " data-collapse-trigger > Über Uns </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heise medien"> <a href="https://www.heisegroup.de/artikel/heise-medien-3904998.html" title="heise medien - Hochwertiger und unabhängiger Journalismus" name="topnavi.ho.sitemap.heise medien" data-google-interstitial=false class="sitemap-group__link " >heise medien</a> </li> <li class="sitemap-group__item sitemap-group__item--heise regioconcept"> <a href="https://www.heise-regioconcept.de/" title="heise regioconcept - Regionales Marketing für Unternehmen" name="topnavi.ho.sitemap.heise regioconcept" data-google-interstitial=false class="sitemap-group__link " >heise regioconcept</a> </li> <li class="sitemap-group__item sitemap-group__item--heise Business Services"> <a href="https://business-services.heise.de/" title="heise Business Services – Produkte und Lösungen namhafter IT-Hersteller" name="topnavi.ho.sitemap.heise Business Services" data-google-interstitial=false class="sitemap-group__link " >heise Business Services</a> </li> <li class="sitemap-group__item sitemap-group__item--heise96"> <a href="https://www.heisegroup.de" title="Sponsoring Hannover 96" name="topnavi.ho.sitemap.heise96" data-google-interstitial=false class="sitemap-group__link " >Sponsoring<img src="/icons/ho/h96-logo.svg" width="48" height="55" alt="Logo Hannover 96" class="sitemap-group__img sitemap-group__img--h96" loading="lazy" /></a> </li> <li class="sitemap-group__item sitemap-group__item--mediadaten"> <a href="https://mediadaten.heise.de/" title="Mediadaten heise medien" name="topnavi.ho.sitemap.mediadaten" data-google-interstitial=false class="sitemap-group__link " >Mediadaten</a> </li> <li class="sitemap-group__item sitemap-group__item--Karriere"> <a href="https://www.heisegroup.de/artikel/heise-als-Arbeitgeber-1812545.html" title="Arbeiten bei heise – Heise als Arbeitgeber" name="topnavi.ho.sitemap.Karriere" data-google-interstitial=false class="sitemap-group__link " >Karriere</a> </li> <li class="sitemap-group__item sitemap-group__item--presse"> <a href="https://www.heisegroup.de/presse/" title="Pressemitteilungen und Interviews" name="topnavi.ho.sitemap.presse" data-google-interstitial=false class="sitemap-group__link " >Presse</a> </li> </ul> </div> </a-collapse> </nav> <div class="topnavigation__footer"> <div class=" notification-links " > <a href="/newsletter/" class=" link notification-links__link " name="topnavi.ho.sitemap.newsletter" data-google-interstitial=false > <svg class="link__svg" xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="xMinYMin" viewBox="0 0 24 24"> <path id="paper-plane-outline" d="M24,3,0,10l7.92,4.4L8,20l3.78-3.46L18,20ZM17,17.34l-5.48-3L20.85,6.4ZM20.46,5.9,9.6,13.25,4.66,10.51Z" transform="translate(0)"/> </svg> <span > Newsletter </span> </a> <a href="/benachrichtigungen/heise-bot/" class=" link notification-links__link " name="topnavi.ho.sitemap.heisebotti" data-google-interstitial=false > <svg id="logo-botti" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>heise-Bot</title> <path d="M9.3,17.66c-.24.56-.62,1.21-1.32,1.21A.89.89,0,0,1,7.05,18a3,3,0,0,1,.36-1.14l3.18-7.26c.24-.55.55-.95,1.18-.95a.86.86,0,0,1,.89.89A3.36,3.36,0,0,1,12.25,11Zm2.76,1.21c.71,0,1.08-.63,1.34-1.2L14.58,15A3.74,3.74,0,0,0,15,13.59a.86.86,0,0,0-.89-.89c-.64,0-.94.43-1.19,1l-1.42,3.2A2.65,2.65,0,0,0,11.16,18,.86.86,0,0,0,12.06,18.87ZM23.64,8.3a1,1,0,0,0-1.53,1.08A9.42,9.42,0,0,1,19,10.68c-.52-4.49-4.34-7.14-8.87-7.14A10.33,10.33,0,0,0,4.4,5.22,11.49,11.49,0,0,1,2.09,1.78,1,1,0,0,0,2.51.91,1,1,0,0,0,.56,1a1,1,0,0,0,1,.91,15.71,15.71,0,0,1,1,4.84,10.36,10.36,0,0,0-2.58,7c0,5.77,4.64,9.85,10.27,9.85a10.08,10.08,0,0,0,7.47-3.53l-.42-.63a7.92,7.92,0,0,1-1,.86,10.65,10.65,0,0,1-6.16,1.94A7.51,7.51,0,0,1,2.7,14.53c0-4.82,1.92-9.13,7.37-9.13,4.07,0,7.37,2.74,7.37,7a6.65,6.65,0,0,1-1.46,4l.72.62a7.79,7.79,0,0,0,2.23-3.91,16,16,0,0,1,3.51-3.27,1,1,0,0,0,1.35-.17A1,1,0,0,0,23.64,8.3ZM10.08,21c.39.09.18-.36.48-.56s.75-.39.81-.69a1.58,1.58,0,0,1-.93.05,6.43,6.43,0,0,1-1.27-.49,2,2,0,0,0,.15,1A1,1,0,0,0,10.08,21Z" transform="translate(0 0)"/> </svg> <span > heise-Bot </span> </a> <a href="/benachrichtigungen" class=" link notification-links__link " name="topnavi.ho.sitemap.pushnachrichten" data-google-interstitial=false > <svg id="cp-bell-outline" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>Push Nachrichten</title> <path d="M15,20.9c0,1.6-1.3,2.9-3,3c-1.6-0.1-2.9-1.4-3-3h1.7c0,0,0,0,0,0.1c0,0.7,0.6,1.3,1.3,1.3 c0.7,0,1.3-0.6,1.3-1.3c0,0,0,0,0-0.1H15z M21.9,17.2v1.7H2.1v-1.7C6.9,15.6,4.2,6.7,8.9,4c0.6-0.4,1-1.1,1-1.8l0,0 c0-1,0.7-2,1.7-2.2C11.9,0,12.1,0,12.4,0c1,0.2,1.7,1.1,1.7,2.1l0,0c0,0.7,0.4,1.4,1,1.8C19.7,6.7,17.1,15.6,21.9,17.2z M19.2,16.9 c-4-2-1.4-9.6-5.8-12.2c-0.1-0.1-0.2-0.1-0.4-0.2c-0.3-0.2-0.6-0.3-1-0.3c-0.3,0-0.6,0.1-0.9,0.2c-0.2,0.1-0.3,0.1-0.5,0.2 C6.1,7.4,8.8,14.9,4.8,16.9H19.2z"/> </svg> <span class="a-u-hide-from-tablet"> Push </span> <span class="a-u-show-from-tablet"> Push-Nachrichten </span> </a> <a-color-scheme class="a-u-show-from-tablet a-cholor-scheme-tablet"></a-color-scheme> </div> </div> </div> </header> </div> <template id="upscore-reco-template-free"> <article class=" a-article-teaser a-article-teaser--mobile-in-list a-theme " data-upscore-object-id="${object_id}" data-cid="${object_id}" > <a href="${url}" title="${title}" class=" a-article-teaser__link " data-upscore-url > <figure class=" a-article-teaser__image-container" > <div > <a-img width="16" height="9" layout="responsive" src="${image}" alt="${title}" quality="70" high-dpi-quality="50" style=" aspect-ratio: 16 / 9;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="16" height="9" alt="${title}" style="aspect-ratio: 16 / 9; object-fit: cover;" > </a-img> <noscript> <img src="https://heise.cloudimg.io/width/16/q50.png-lossy-50.webp-lossy-50.foil1/_www-heise-de_/$%7Bimage%7D" srcset=" https://heise.cloudimg.io/width/336/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 336w, https://heise.cloudimg.io/width/1008/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 1008w, https://heise.cloudimg.io/width/16/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 16w, https://heise.cloudimg.io/width/32/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 32w " sizes="" alt="${title}" width="16" height="9" class="legacy-img " loading="lazy" decoding="async" style="background-color: #f2f2f2;" onload="this.style=null;" > </noscript> </div> </figure> <div class=" a-article-teaser__content-container " > <header> <h3 class=" a-article-teaser__title " > <span class=" a-article-teaser__kicker " > ${intro} </span> <span class="a-article-teaser__title-text" data-upscore-title>${title} </span> </h3> </header> <p class=" a-article-teaser__synopsis " >${lead} </p> </div> </a> </article> </template> <template id="upscore-reco-template-premium"> <article class=" a-article-teaser a-article-teaser--mobile-in-list a-theme " data-upscore-object-id="${object_id}" data-cid="${object_id}" > <a href="${url}" title="${title}" class=" a-article-teaser__link " data-upscore-url data-google-interstitial=false > <figure class=" a-article-teaser__image-container" > <div > <a-img width="16" height="9" layout="responsive" src="${image}" alt="${title}" quality="70" high-dpi-quality="50" style=" aspect-ratio: 16 / 9;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="16" height="9" alt="${title}" style="aspect-ratio: 16 / 9; object-fit: cover;" > </a-img> <noscript> <img src="https://heise.cloudimg.io/width/16/q50.png-lossy-50.webp-lossy-50.foil1/_www-heise-de_/$%7Bimage%7D" srcset=" https://heise.cloudimg.io/width/336/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 336w, https://heise.cloudimg.io/width/1008/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 1008w, https://heise.cloudimg.io/width/16/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 16w, https://heise.cloudimg.io/width/32/q30.png-lossy-30.webp-lossy-30.foil1/_www-heise-de_/$%7Bimage%7D 32w " sizes="" alt="${title}" width="16" height="9" class="legacy-img " loading="lazy" decoding="async" style="background-color: #f2f2f2;" onload="this.style=null;" > </noscript> </div> </figure> <div class=" a-article-teaser__content-container " > <header> <h3 class=" a-article-teaser__title " > <span class=" a-article-teaser__kicker " > ${intro} </span> <span class="a-article-teaser__title-text" data-upscore-title> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" role="img" preserveAspectRatio="xMinYMin" class="heise-plus-logo a-article-teaser__plus-icon" > <style> .plus-icon-svg-rec { fill: #14315b; } .plus-icon-svg-path { fill: #f2f2f2; } .dark .plus-icon-svg-rec { fill: #f2f2f2; } .dark .plus-icon-svg-path { fill: #323232; } </style> <rect class="plus-icon-svg-rec" width="32" height="32" rx="12" ry="12"/> <path class="plus-icon-svg-path" d="M24 14.3h-6.3V8h-3.4v6.3H8v3.4h6.3V24h3.4v-6.3H24z"/> </svg>${title} </span> </h3> </header> <p class=" a-article-teaser__synopsis " >${lead} </p> </div> </a> </article> </template> <template id="upscore-reco-template-wrapper-homepage"> <div class="teaser-grid teaser-grid--3 top-stage__row">${content}</div> </template> <template id="upscore-reco-template-wrapper-article-premium"> <aside class="stage stage--channel a-u-grid-pullout-mobile a-u-grid-pushin-mobile" aria-role="complementary"> <header class="a-container-header stage__header stage__header--no-mobile-padding a-container-header--bordered a-container-header--one-row"> <a href="/plus/" class="a-container-header__link"> <h2 class=" a-container-header__heading a-container-header__heading--small "> <span class=" a-container-header__logo a-container-header__logo--heiseplus a-container-header__logo--margin "> heise+ </span> <span class="a-container-header__slug"> Das Beste aus heise+ </span> </h2> <nav class="a-container-header__more"> <span class=" a-container-header__more-text a-u-show-from-tablet "> Zur heise+ Startseite </span> <span class="a-container-header__more-icon"></span> </nav> </a> </header> <div class=" teaser-grid teaser-grid--h-gutter teaser-grid--4 channel_ho "> ${content} </div> </aside> </template> <template id="upscore-reco-template-wrapper-article"> <aside class="stage stage--channel a-u-grid-pullout-mobile a-u-grid-pushin-mobile" aria-role="complementary"> <header class="a-container-header stage__header stage__header--no-mobile-padding a-container-header--bordered a-container-header--one-row"> <a href="/" class="a-container-header__link"> <h2 class=" a-container-header__heading a-container-header__heading--small "> <span class=" a-container-header__logo a-container-header__logo--ho a-container-header__logo--margin "> heise online </span> <span class="a-container-header__slug"> Top-Beiträge von heise online </span> </h2> <nav class="a-container-header__more"> <span class=" a-container-header__more-text a-u-show-from-tablet "> Zur heise online Startseite </span> <span class="a-container-header__more-icon"></span> </nav> </a> </header> <div class=" teaser-grid teaser-grid--h-gutter teaser-grid--4 channel_ho "> ${content} </div> </aside> </template> <template id="upscore-reco-template-wrapper-article-en"> <aside class="stage stage--channel a-u-grid-pullout-mobile a-u-grid-pushin-mobile" aria-role="complementary"> <header class="a-container-header stage__header stage__header--no-mobile-padding a-container-header--bordered a-container-header--one-row"> <a href="/" class="a-container-header__link"> <h2 class=" a-container-header__heading a-container-header__heading--small "> <span class=" a-container-header__logo a-container-header__logo--ho a-container-header__logo--margin "> heise online </span> <span class="a-container-header__slug"> Most popular articles by heise online </span> </h2> </a> </header> <div class=" teaser-grid teaser-grid--h-gutter teaser-grid--4 channel_ho "> ${content} </div> </aside> </template> <div class="a-layout a-layout--transparent a-u-no-margin-bottom"> <div class=" a-layout__container a-layout__container--full-width" > <div class="a-layout__item a-layout__item--full-width"> <div class="ad-ldb-container"> <script>performance.mark('FRAME-Ads Anfang');</script> <div class="perf-cls-reduc-leaderboard">  </div> <div class="ad ad--skyscraper a-u-show-from-tablet">  </div> <script> performance.mark('FRAME-Ads Ende'); performance.measure('FRAME-Ads', 'FRAME-Ads Anfang', 'FRAME-Ads Ende'); </script> </div> </div> </div> </div> <div class="a-layout a-u-mb-4" id="bottom-up"> <script>performance.mark('HEADER Anfang');</script> <div class=" a-layout__container a-layout__container--full-width a-layout__container--mobile-offset "> <div class="a-layout__item a-layout__item--full-width"> <header class="header "> <a-collapse media="(max-width: 767px)" toggle-attr-on-media="disabled" > <div class="header__menu"> <figure class="header-logo "> <a href="/" title="heise online" data-google-interstitial=false > <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1504 214" role="img" preserveAspectRatio="xMinYMin" class="heise-online-logo header-logo__svg header-logo__svg--mobile" > <style> .heise-online-logo-svg-path-online { fill: #6f7d93; } .heise-online-logo-svg-path-heise { fill: #14315b; } .dark .heise-online-logo-svg-path-online, .dark .heise-online-logo-svg-path-heise { fill: #f2f2f2; } </style> <title>heise online Logo</title> <path class="heise-online-logo-svg-path-online" d="M869.84 139.56c0-43.75 29.74-69 62.47-69s62.47 25.25 62.47 69-29.74 68.79-62.47 68.79-62.47-25.25-62.47-68.79m93.29 0c0-26.32-11.55-43.86-30.81-43.86s-30.81 17.54-30.81 43.86 11.55 43.65 30.81 43.65 30.81-17.33 30.81-43.65m49.9-65.79h25.25l2.35 17.76h.86c11.77-11.45 25.14-20.97 43.11-20.97 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V73.77Zm135.54 97.56V16.22h30.81v156.72c0 7.6 3.42 10.27 6.63 10.27 1.39 0 2.46 0 4.81-.54l3.85 23c-3.74 1.5-8.88 2.67-16.26 2.67-21.82 0-29.85-14.12-29.85-37.01Zm52.93-138c0-10.38 8.13-17.44 19.04-17.44s19.04 7.06 19.04 17.44-8.13 17.44-19.04 17.44-19.04-7.27-19.04-17.44m3.53 40.44h30.81v131.37h-30.81zm54.66 0h25.25l2.35 17.76h.86c11.77-11.45 25.14-20.97 43.11-20.97 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V73.77Zm129.52 65.79c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.15-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52z"/><path class="heise-online-logo-svg-path-heise" d="M258.47 15.22h30.81v48.89L288 89.46c11.02-10.38 24.07-19.9 42.04-19.9 28.13 0 40.44 19.04 40.44 52.2v82.37h-30.81v-78.41c0-21.61-6.2-29.74-20.43-29.74-11.55 0-19.15 5.67-29.95 16.37v91.78h-30.81V15.22Zm129.58 123.34c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.14-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52zm41.46-93.6c0-10.38 8.13-17.44 19.04-17.44s19.04 7.06 19.04 17.44-8.13 17.44-19.04 17.44-19.04-7.27-19.04-17.44m3.53 40.43h30.81v131.37h-30.81zm44.04 116.29 14.33-19.58c11.66 9.09 22.95 14.66 36.26 14.66 14.33 0 21.07-6.74 21.07-15.72 0-11.02-14.23-15.94-28.24-21.29-17.22-6.47-36.91-16.37-36.91-38.3s18.4-39.26 47.82-39.26c18.29 0 32.95 7.43 43.65 15.73l-14.12 18.93c-9.2-6.74-18.45-11.45-28.78-11.45-13.21 0-19.47 6.31-19.47 14.55 0 10.38 13.27 14.33 27.49 19.58 17.76 6.63 37.65 15.19 37.65 39.69 0 22.57-17.86 40.76-51.03 40.76-17.97 0-36.91-7.7-49.74-18.29Zm111.39-50.5c0-42.68 29.63-69 60.55-69 35.52 0 54.24 25.67 54.24 62.37 0 5.88-.64 11.77-1.34 14.98h-83.39c2.57 23.32 17.54 36.59 38.73 36.59 11.23 0 20.86-3.53 30.49-9.52l10.48 19.15c-12.52 8.45-28.35 14.23-45.04 14.23-36.26 0-64.72-25.46-64.72-68.79Zm88.15-12.62c0-20.22-8.99-32.52-26.96-32.52-15.3 0-28.78 11.45-31.45 32.52zM114.88 2.89c15.41 7.19 22.08 25.51 14.89 40.92l-71.06 152.4c-7.19 15.41-25.51 22.08-40.92 14.9C2.38 203.92-4.29 185.6 2.9 170.18L73.95 17.79C81.14 2.38 99.46-4.29 114.88 2.9m49.2 97.26c-15.41-7.18-33.73-.52-40.92 14.9l-25.7 55.12c-7.19 15.41-.52 33.74 14.89 40.93s33.73.52 40.92-14.89l25.71-55.12c7.19-15.42.52-33.74-14.9-40.93"/> </svg> </a> </figure> <div class="header_menu-group"> <a href="/plus" title="Jetzt heise+ abonnieren" name="header.ho.heiseplus" data-google-interstitial=false class="header_abo-link"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" role="img" preserveAspectRatio="xMinYMin" class="heise-plus-logo navigation__heiseplus-logo" > <style> .plus-icon-svg-rec { fill: #14315b; } .plus-icon-svg-path { fill: #f2f2f2; } .dark .plus-icon-svg-rec { fill: #f2f2f2; } .dark .plus-icon-svg-path { fill: #323232; } </style> <rect class="plus-icon-svg-rec" width="32" height="32" rx="12" ry="12"/> <path class="plus-icon-svg-path" d="M24 14.3h-6.3V8h-3.4v6.3H8v3.4h6.3V24h3.4v-6.3H24z"/> </svg> Abo </a> <div class="header__collapse-toggle" data-collapse-trigger title="Menü auf-/zuklappen" > <svg class="menu-icon header__menu_mobile-icon"> <use href="/icons/common-icons.svg#menu-mobile"></use> </svg> </div> </div> </div> <div class="header__content" data-collapse-target> <form accept-charset="utf-8" method="get" action="/suche/" class="a-form header__search" role="search" id="volltextsuche" > <fieldset class="header__search-container"> <input type="search" class=" a-form__input header__search-input " value="" name="q" placeholder="Suchen" data-autocomplete="true" data-searchpath="/suche/" autocomplete="off" role="textbox" aria-autocomplete="list" aria-haspopup="true" aria-label="Suchen" spellcheck="false" > <button class="header__search-button" type="submit" aria-label="suchen"> <svg class="header__search-icon"> <use href="/icons/common-icons.svg#search"></use> </svg> </button> <input type="hidden" name="sort_by" value="relevance" > </fieldset> </form> <a-collapse-group target="a-menu"> <div class="header__nav"> <div class="magazine-nav header__magazine-nav"> <ul class="magazine-nav__items a-u-remove-list-style"> <li class=" magazine-nav__item magazine-nav__item--ct a-theme a-theme--ct " > <a href="/ct/" title="c't – Magazin für Computertechnik" name="topnavi.ho.magazine-nav.ct" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--ct" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 500 370" class="ct-logo magazin-nav__svg" > <title>c't Magazin Logo</title> <path d="M329,0H429.54L406.65,93.08H500L477.72,183.7H384.29l-10.5,42.73s-3.22,10.79-2.08,17.61a26.5,26.5,0,0,0,5.07,12.62c3.63,5.13,6.81,7.56,12.56,10.09,5.46,2.39,15.07,2.51,15.07,2.51h73L452.6,370h-76c-66.62.67-108.38-45.12-108.38-101.55,0-12.32,3.53-32,11-66.06L284,183,329,0ZM231.46,0,211.65,80.56h42.5L228.78,183.7h43L317,0Zm-57.8,93.08C75.55,92.93,0,188.15,0,268.08,0,324.52,41.32,371.47,108.08,370H211.86l24.76-100.71H130.27c-21.92-.12-28.59-22.21-28.59-35.61,0-23.49,26.37-49.88,51.77-49.95H216.8l22.28-90.62Z" fill="#2288c6"/> </svg> <span class="magazine-nav__title"> c't – Magazin für Computertechnik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--ix a-theme a-theme--ix " > <a href="/ix/" title="iX – Magazin für professionelle Informationstechnik" name="topnavi.ho.magazine-nav.ix" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--ix" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 610" class="ix-logo magazin-nav__svg" > <title>iX Magazin Logo</title> <path d="M238.41,610h-139L346.17,248.34,294.41,69.72H421.75l12.81,45.67,31.26-45.67H600L475.16,252.6l70.42,242.66H418.23L387.41,385.48Zm-100-20.61h89.17L395.36,337.6l38.47,137h84.33L452.68,249,561,90.34H476.67l-50,73.08-20.5-73.08H321.82l46.83,161.6Zm-2.07-95.46H0L186.69,220.48H323ZM39,473.31h86.47L284,241.1h-86.4ZM260.28,183.12A91.56,91.56,0,1,1,323,25l2,1.89L306.87,46.13l-2-1.88a65,65,0,1,0-21.15,108l2.56-1L295.83,176l-2.56,1A91,91,0,0,1,260.28,183.12Z" fill="#4c5c64"/> </svg> <span class="magazine-nav__title"> iX – Magazin für professionelle Informationstechnik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--foto a-theme a-theme--foto " > <a href="/foto/" title="c't Fotografie - Das Magazin rund ums digitale Bild" name="topnavi.ho.magazine-nav.foto" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--foto" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 140" class="foto-logo magazin-nav__svg" > <title>c't Fotografie Logo</title> <path fill="#0a0a0a" d="M2 75.8h28.95v4.36H6.79v16.01h17.52v4.36H6.79v21.58H2zm27.75 29.53c0-2.57.44-4.93 1.31-7.08s2.08-4.02 3.63-5.59 3.41-2.8 5.59-3.67 4.55-1.31 7.12-1.31 4.93.44 7.08 1.31 4.02 2.1 5.59 3.67 2.8 3.44 3.67 5.59c.87 2.16 1.31 4.52 1.31 7.08s-.44 4.93-1.31 7.08c-.87 2.16-2.1 4.02-3.67 5.59s-3.44 2.8-5.59 3.67c-2.16.87-4.52 1.31-7.08 1.31s-4.94-.44-7.12-1.31-4.04-2.09-5.59-3.67c-1.55-1.57-2.76-3.44-3.63-5.59s-1.31-4.52-1.31-7.08m4.36 0c0 1.89.3 3.67.91 5.34s1.49 3.12 2.65 4.36c1.16 1.23 2.57 2.22 4.21 2.94 1.65.73 3.49 1.09 5.52 1.09s3.87-.36 5.52-1.09 3.05-1.71 4.21-2.94 2.05-2.69 2.65-4.36c.61-1.67.91-3.45.91-5.34s-.3-3.67-.91-5.34-1.49-3.12-2.65-4.36c-1.16-1.23-2.57-2.22-4.21-2.94-1.65-.73-3.49-1.09-5.52-1.09s-3.88.36-5.52 1.09c-1.65.73-3.05 1.71-4.21 2.94s-2.05 2.69-2.65 4.36c-.61 1.67-.91 3.45-.91 5.34m52.63-12.86h-8.96v21.87c0 1.5.41 2.66 1.23 3.49.82.82 1.96 1.23 3.41 1.23.82 0 1.66-.11 2.51-.33q1.275-.33 2.43-.84l.36 3.92c-.82.29-1.77.56-2.83.8-1.07.24-2.01.36-2.83.36-1.55 0-2.88-.23-4-.69-1.11-.46-2.01-1.08-2.69-1.85s-1.17-1.68-1.49-2.72-.47-2.17-.47-3.38V92.46h-6.64v-3.92h6.64V75.8h4.36v12.74h8.96v3.92Zm2.75 12.86c0-2.57.44-4.93 1.31-7.08s2.08-4.02 3.63-5.59 3.41-2.8 5.59-3.67 4.55-1.31 7.12-1.31 4.93.44 7.08 1.31 4.02 2.1 5.59 3.67 2.8 3.44 3.67 5.59c.87 2.16 1.31 4.52 1.31 7.08s-.44 4.93-1.31 7.08c-.87 2.16-2.1 4.02-3.67 5.59s-3.44 2.8-5.59 3.67c-2.16.87-4.52 1.31-7.08 1.31s-4.94-.44-7.12-1.31-4.04-2.09-5.59-3.67c-1.55-1.57-2.76-3.44-3.63-5.59s-1.31-4.52-1.31-7.08m4.35 0c0 1.89.3 3.67.91 5.34s1.49 3.12 2.65 4.36c1.16 1.23 2.57 2.22 4.21 2.94 1.65.73 3.49 1.09 5.52 1.09s3.87-.36 5.52-1.09 3.05-1.71 4.21-2.94 2.05-2.69 2.65-4.36.91-3.45.91-5.34-.3-3.67-.91-5.34-1.49-3.12-2.65-4.36c-1.16-1.23-2.57-2.22-4.21-2.94-1.65-.73-3.49-1.09-5.52-1.09s-3.88.36-5.52 1.09c-1.65.73-3.05 1.71-4.21 2.94s-2.05 2.69-2.65 4.36c-.61 1.67-.91 3.45-.91 5.34m72.1 13.45c0 4.18-.61 7.56-1.82 10.13-1.21 2.58-2.72 4.57-4.54 5.98s-3.77 2.36-5.85 2.84c-2.08.49-3.97.73-5.67.73s-3.35-.16-4.98-.47a23.7 23.7 0 0 1-4.61-1.39q-2.175-.915-3.96-2.22c-1.19-.87-2.22-1.87-3.09-2.99l3.41-3.21c1.55 2.19 3.49 3.79 5.81 4.81q3.48 1.53 7.41 1.53c2.23 0 4.1-.29 5.63-.87s2.78-1.35 3.78-2.3c.99-.95 1.77-1.99 2.32-3.13.56-1.14.97-2.29 1.23-3.43.27-1.14.42-2.22.47-3.24s.07-1.85.07-2.48v-3.4h-.15c-1.26 2.04-2.97 3.65-5.12 4.81-2.16 1.17-4.69 1.75-7.59 1.75-2.47 0-4.79-.45-6.97-1.35q-3.27-1.35-5.7-3.72a17.8 17.8 0 0 1-3.85-5.5c-.94-2.09-1.42-4.33-1.42-6.71s.47-4.62 1.42-6.71a17.5 17.5 0 0 1 3.85-5.47q2.43-2.325 5.7-3.72c2.18-.92 4.5-1.39 6.97-1.39 2.91 0 5.44.58 7.59 1.75s3.86 2.77 5.12 4.81h.15v-5.69h4.36v30.23Zm-4.22-13.89q0-2.76-1.05-5.19c-.7-1.62-1.65-3.03-2.83-4.21-1.19-1.19-2.59-2.13-4.21-2.83q-2.43-1.05-5.19-1.05c-2.76 0-3.57.35-5.19 1.05s-3.03 1.65-4.21 2.83c-1.19 1.19-2.13 2.59-2.83 4.21q-1.05 2.43-1.05 5.19c0 2.76.35 3.57 1.05 5.19s1.65 3.03 2.83 4.21c1.19 1.19 2.59 2.13 4.21 2.83q2.43 1.05 5.19 1.05c2.76 0 3.57-.35 5.19-1.05s3.03-1.65 4.21-2.83c1.19-1.19 2.13-2.59 2.83-4.21q1.05-2.43 1.05-5.19m13.36-6.9c0-.63-.03-1.39-.07-2.29-.05-.9-.09-1.8-.11-2.72-.03-.92-.06-1.78-.11-2.58s-.07-1.42-.07-1.85h4.36c.05 1.26.08 2.47.11 3.63q.03 1.74.18 2.25c1.11-1.99 2.54-3.61 4.29-4.87q2.61-1.89 6.39-1.89c.44 0 .86.04 1.27.11s.84.16 1.27.25l-.51 4.29c-.58-.19-1.14-.29-1.67-.29-1.89 0-3.52.3-4.9.91s-2.52 1.44-3.41 2.51c-.9 1.07-1.56 2.31-2 3.74s-.65 2.97-.65 4.61v18.31h-4.36V97.99Zm48.04 10.03c0 1.65.01 3.12.04 4.43a122 122 0 0 0 .29 6.75q.105 1.455.33 2.91h-4.07c-.29-1.65-.44-3.46-.44-5.45h-.15c-1.26 2.18-2.82 3.78-4.69 4.79q-2.805 1.53-7.08 1.53c-1.45 0-2.88-.18-4.29-.55-1.41-.36-2.66-.94-3.78-1.74a9.35 9.35 0 0 1-2.72-3.09c-.7-1.26-1.05-2.78-1.05-4.58 0-2.57.65-4.6 1.96-6.1s2.92-2.63 4.83-3.38 3.95-1.23 6.1-1.45 4.06-.33 5.7-.33h5.09v-2.03c0-2.91-.9-4.99-2.69-6.25s-4.04-1.89-6.76-1.89c-3.88 0-7.29 1.26-10.24 3.78l-2.54-2.98c1.6-1.55 3.58-2.72 5.96-3.52 2.37-.8 4.65-1.2 6.83-1.2 4.07 0 7.31.96 9.73 2.87s3.63 5 3.63 9.26v8.21Zm-8.72-2.76q-2.76 0-5.34.36t-4.65 1.23c-2.07.87-2.48 1.36-3.31 2.32q-1.23 1.455-1.23 3.63c0 1.02.23 1.93.69 2.72.46.8 1.05 1.45 1.78 1.96s1.54.9 2.43 1.16c.9.27 1.8.4 2.72.4 2.32 0 4.24-.34 5.74-1.02s2.7-1.56 3.6-2.65a9.14 9.14 0 0 0 1.85-3.71c.34-1.38.51-2.77.51-4.18v-2.25h-4.79Zm19.85-12.79h-6.36v-3.92h6.36v-5.14c0-2.18.33-3.98.98-5.41q.975-2.145 2.43-3.45c.97-.87 2.05-1.49 3.23-1.85 1.19-.36 2.31-.54 3.38-.54q3.045 0 5.01.87l-.87 3.78c-.97-.48-2.28-.73-3.92-.73q-5.88 0-5.88 8.94v3.54h8.46v3.92h-8.46v29.64h-4.36V92.48Zm18.54-13.71c0-.92.31-1.69.94-2.32s1.4-.94 2.32-.94 1.69.32 2.32.94c.63.63.94 1.41.94 2.32s-.32 1.7-.94 2.32c-.63.63-1.41.94-2.32.94s-1.7-.31-2.32-.94c-.63-.63-.94-1.4-.94-2.32m1.09 9.79h4.36v33.56h-4.36zm43.1 27.24c-1.7 2.57-3.79 4.41-6.28 5.52s-5.24 1.67-8.24 1.67c-2.57 0-4.89-.44-6.97-1.31s-3.87-2.09-5.38-3.67c-1.5-1.57-2.65-3.44-3.45-5.59s-1.2-4.54-1.2-7.16.41-4.84 1.24-6.97c.82-2.13 1.99-3.98 3.49-5.56 1.5-1.57 3.27-2.81 5.3-3.7 2.03-.9 4.29-1.34 6.76-1.34s4.83.45 6.79 1.34c1.96.9 3.61 2.08 4.94 3.56s2.34 3.16 3.01 5.05c.68 1.89 1.02 3.8 1.02 5.74v3.05h-28.19c0 .92.18 2.1.55 3.52.36 1.43 1.03 2.82 2 4.18s2.26 2.52 3.89 3.49c1.62.97 3.72 1.45 6.28 1.45 2.23 0 4.38-.53 6.47-1.6 2.08-1.06 3.68-2.52 4.79-4.36l3.2 2.69Zm-3.34-13.29c0-1.5-.3-2.91-.91-4.21-.61-1.31-1.43-2.46-2.47-3.45s-2.28-1.78-3.7-2.36c-1.43-.58-2.94-.87-4.54-.87-2.37 0-4.35.48-5.92 1.45s-2.82 2.08-3.74 3.34-1.57 2.48-1.96 3.67-.58 2-.58 2.43h23.83Z"/><path fill="#c3172e" d="M114.59 2v66.41h69.09V2zm31.36 62.44H133.5c-7.26 0-12.88-4.63-12.88-12.17 0-9.54 9.04-20.92 20.71-20.92h7.83l-2.63 10.82h-7.54c-3.06 0-6.19 3.2-6.19 5.98 0 1.64.78 4.27 3.42 4.27h12.67l-2.92 12.03Zm2.71-22.27 2.99-12.31h-5.76l2.35-9.61h9.54l-5.41 21.92h-3.7Zm28.96 0h-11.1l-1.28 5.12s-.36 1.28-.21 2.13c.36 2.06 1.92 2.99 3.84 2.99h8.75l-2.99 12.03h-9.04c-7.12 0-12.95-4.63-12.95-12.03 0-1.57.43-3.91 1.28-7.97l5.98-24.19h12.03l-2.78 11.1h11.17z"/> </svg> <span class="magazine-nav__title"> c't Fotografie - Das Magazin rund ums digitale Bild </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--macandi a-theme a-theme--macandi " > <a href="/mac-and-i/" title="Mac & i – Nachrichten, Tests, Tipps und Meinungen rund um Apple" name="topnavi.ho.magazine-nav.macandi" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--macandi" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 145" class="mac-logo magazin-nav__svg" > <title>Mac an i Logo</title> <path d="M115.67,142.81l8.41-57c2.33-15.42,4.66-29.45,7.1-42.59-6.78,15.58-13.49,30.1-19.25,41.61L84,140.61H59.55l-4.9-55.72c-.89-11-1.75-25.1-2.56-42q-1,4.95-2.07,9.94c-2.56,12.32-5,24-7.2,33.5L29.2,142.81H0L34.41,5.59H75.26l4.3,52.33c.2,3.22.44,6.59.69,10.1.62,8.54,1.3,18,1.59,27.5C87.05,81.44,93.6,67.27,98.27,57.44L123.59,5.59h41.35L146.41,142.81Zm115.07-16c-.07,1.09-.15,2.18-.22,3.25-.28,4-.55,7.77-.67,11.29l0,1.43H259l-.05-1.43c-.41-12.63,1.74-31.88,4-43.57l10.41-52.29-1.18-.37a115.86,115.86,0,0,0-32.73-4.86c-48.93,0-71.21,36-71.21,69.41,0,21.12,12.42,35.3,30.91,35.3C211.76,145,222.84,138.59,230.74,126.84Zm7-61.49L233.67,86.5c-4.61,24.06-14.94,32.59-22.38,32.59-9,0-10.39-9.25-10.39-14.77,0-18.27,13.43-39.51,30.74-39.51A38.56,38.56,0,0,1,237.79,65.35Zm115,74.12.79-.38-.23-24.64-1.88.75a47.9,47.9,0,0,1-18.83,3.89c-8.59,0-17.77-4.93-17.77-18.77C314.85,78,331.2,66,346.58,66a31.81,31.81,0,0,1,12.64,2.28l1.38.58L368.66,44l-1.26-.46A61.37,61.37,0,0,0,347,40.29c-37.07,0-65,27.19-65,63.23,0,25.08,16.67,41.28,42.48,41.28C335.29,144.8,345.88,142.81,352.77,139.47Zm222.05,3.34L593.9,42.49H562.36L543.28,142.81Zm6.84-109.72c10.62,0,18.34-7.38,18.34-17.54,0-9.3-6.41-15.55-16-15.55a17.65,17.65,0,0,0-17.94,17.74c0,9,6.23,15.35,15.15,15.35ZM510,140.52l2,2.29H474.44l-.41-.44a72.72,72.72,0,0,1-5.6-7l-.86-1.17c-10.26,7.29-22,10.83-35.81,10.83-26.17,0-43.07-14.48-43.07-36.89,0-17.69,10.88-31.92,32.36-42.3-4.79-8.23-7-15.42-7-22.53C414,20.16,432.3,3.39,457.5,3.39,478.73,3.39,493,16,493,34.7c0,15.14-10.48,27.18-33,37.82,5,7.75,11.49,16.76,16.31,23.38A88.38,88.38,0,0,0,489,74.78h29.56c-7.19,17.43-15.84,30.6-27.31,41.69A293,293,0,0,0,510,140.52Zm-55.62-25C447,105.82,438.81,94.22,432.2,84c-5.22,4-11.42,10.16-11.42,19.14,0,10.67,7.52,17.57,19.16,17.57A22,22,0,0,0,454.4,115.49ZM464.69,34.9c0-2.39-.71-10.19-9.79-10.19-6.94,0-12.38,6.84-12.38,15.57a25.7,25.7,0,0,0,5,15C455.61,51.41,464.69,44.82,464.69,34.9Z" fill="#2a2521"/> </svg> <span class="magazine-nav__title"> Mac & i – Nachrichten, Tests, Tipps und Meinungen rund um Apple </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--make a-theme a-theme--make " > <a href="/make/" title="Make – Kreativ mit Technik" name="topnavi.ho.magazine-nav.make" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--make" > <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 600 178" class="make-logo magazin-nav__svg" > <title>Make Logo</title> <path d="M559.08,49.1H600V85.87H559.08Zm0,89.6H600v36.77H559.08ZM430,112.34c0-49.1,37.39-66,63.39-66s58,13,58,70.41v5.76H467.76c1.92,20.91,13.51,28.89,29.33,28.89,14.92,0,28.83-7.37,37.4-15.15L549.2,159c-14.71,12.52-32.86,19-54.93,19C461.41,178,430,161.13,430,112.34ZM517.15,100c-1.91-17.78-9.88-26.26-24.19-26.26-11.89,0-22,7.77-24.79,26.26ZM319.3,0h38.1V96.17L396.71,49h40.92L396.41,96.17,440,175.37H400.74l-27.92-51.52L357.4,141.13v34.14H319.3V0ZM188.68,143.15c0-29.2,24.59-45.26,79.92-49.81V90.21c0-9.29-4.73-15.15-17-15.15-16,0-29.73,6.57-41.42,15.66l-16-21.82c12.5-11.32,31.45-22.53,62.89-22.53,34.47,0,48.79,17.07,48.79,49.5v48.69c0,15.16,1,24.45,3.52,30.81H271.43a61.15,61.15,0,0,1-2.83-18.48c-11.59,13-25.29,20.4-44,20.4C205.31,177.19,188.68,164.67,188.68,143.15Zm79.92-5.56V114.26c-30,3.13-42.83,10.7-42.83,22.22,0,8.08,5.74,12.12,13.91,12.12C253.08,148.6,262.25,144.06,268.6,137.59ZM0,0H50.8l39,129h.41L126.69,0h52V175.47H141.61V55.66h-.4c-2.62,15.16-6,26.27-9.68,39.1l-26.2,80.61H71.16l-26-80.61A322.28,322.28,0,0,1,35,53.74h-.4V175.37H0V0Z" fill="#e2001a"/> </svg> <span class="magazine-nav__title"> Make – Kreativ mit Technik </span> </a> </li> <li class=" magazine-nav__item magazine-nav__item--select a-theme a-theme--select " > <a href="/select/" title="Alle Magazine im Browser lesen" name="topnavi.ho.magazine-nav.select" data-google-interstitial=false class="magazine-nav__link magazine-nav__link--select" > <span class="magazine-nav__title"> Alle Magazine im Browser lesen </span> </a> </li> </ul> </div> <nav class="navigation " aria-label="heiseonline-Navigation" role="navigation" > <ul class="navigation__list navigation__list--two-cols"> <li> <a href="/plus" title="heise+ - Immer mehr Wissen." name="header.ho.heiseplus" data-google-interstitial=false class="navigation__logo-link navigation__head"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 860 200" role="img" preserveAspectRatio="xMinYMin" class="heise-plus-logo navigation__heiseplus-logo" > <style> .plus-logo-svg-path-heise { fill: #6f7d93; } .plus-logo-svg-path-plus { fill: #14315b; } .dark .plus-logo-svg-path-heise, .dark .plus-logo-svg-path-plus { fill: #f2f2f2; } </style> <path class="plus-logo-svg-path-heise" d="M786.24 179.42v-45.19h-43.23v-25.54h43.23V63.5h26.53v45.19H856v25.54h-43.23v45.19z" /> <path class="plus-logo-svg-path-plus" d="M234.56 191.7V17.43h28.39v44.93l-.99 23.45c5.1-4.77 10.78-9.01 17.04-12.71 6.25-3.7 13.49-5.55 21.73-5.55 13 0 22.47 4.2 28.39 12.59 5.93 8.39 8.89 20.24 8.89 35.55v76.03h-28.39V119.4c0-10.04-1.48-17.11-4.44-21.23-2.96-4.11-7.82-6.17-14.57-6.17-5.27 0-9.92 1.28-13.95 3.83-4.04 2.55-8.6 6.29-13.7 11.23v84.67h-28.39ZM412 194.66c-11.19 0-21.32-2.51-30.37-7.53q-13.575-7.53-21.48-21.72c-5.27-9.46-7.9-20.86-7.9-34.19s2.67-24.52 8.02-34.06 12.3-16.87 20.86-21.97q12.84-7.65 26.91-7.65c11.02 0 20.24 2.43 27.65 7.28 7.41 4.86 13 11.6 16.79 20.24 3.78 8.64 5.68 18.64 5.68 29.99 0 5.92-.41 10.53-1.23 13.82H379.9c1.32 10.7 5.18 19.01 11.6 24.93s14.48 8.89 24.19 8.89c5.27 0 10.16-.78 14.69-2.35 4.52-1.56 9.01-3.74 13.46-6.54l9.63 17.77c-5.76 3.79-12.18 6.91-19.26 9.38s-14.49 3.7-22.22 3.7Zm-32.35-75.04h53.82c0-9.38-2.06-16.74-6.17-22.09-4.12-5.35-10.29-8.02-18.52-8.02-7.08 0-13.37 2.59-18.89 7.78-5.52 5.18-8.93 12.63-10.25 22.34Zm107.62-70.35c-5.1 0-9.22-1.48-12.34-4.44-3.13-2.96-4.69-6.91-4.69-11.85s1.56-8.64 4.69-11.6c3.12-2.96 7.24-4.44 12.34-4.44s9.22 1.48 12.34 4.44 4.69 6.83 4.69 11.6-1.57 8.89-4.69 11.85c-3.13 2.96-7.24 4.44-12.34 4.44M472.95 191.7V70.5h28.39v121.2zm85.47 2.96c-8.23 0-16.46-1.6-24.69-4.81s-15.31-7.2-21.23-11.97l13.33-18.27q8.145 6.18 16.29 9.87c8.145 3.69 11.19 3.7 17.28 3.7 6.58 0 11.44-1.4 14.57-4.2 3.12-2.8 4.69-6.25 4.69-10.37 0-3.46-1.28-6.29-3.83-8.52-2.55-2.22-5.8-4.2-9.75-5.92-3.95-1.73-8.07-3.41-12.34-5.06-5.27-1.97-10.49-4.4-15.68-7.28-5.18-2.88-9.42-6.58-12.71-11.11-3.29-4.52-4.94-10.16-4.94-16.91 0-10.7 3.95-19.42 11.85-26.17s18.6-10.12 32.1-10.12c8.56 0 16.21 1.48 22.96 4.44s12.59 6.34 17.53 10.12l-13.09 17.28q-6.42-4.68-12.96-7.53a34.1 34.1 0 0 0-13.7-2.84c-6.09 0-10.62 1.28-13.58 3.83s-4.44 5.72-4.44 9.5q0 7.155 7.41 10.86c4.94 2.47 10.7 4.86 17.28 7.16 5.59 1.97 11.02 4.4 16.29 7.28s9.67 6.63 13.21 11.23q5.31 6.915 5.31 18.27c0 10.37-4.03 19.22-12.1 26.54s-19.75 10.98-35.06 10.98Zm113.24 0c-11.19 0-21.32-2.51-30.37-7.53q-13.575-7.53-21.48-21.72c-5.27-9.46-7.9-20.86-7.9-34.19s2.67-24.52 8.02-34.06 12.3-16.87 20.86-21.97q12.84-7.65 26.91-7.65c11.02 0 20.24 2.43 27.65 7.28 7.41 4.86 13 11.6 16.79 20.24 3.78 8.64 5.68 18.64 5.68 29.99 0 5.92-.41 10.53-1.24 13.82h-77.03c1.32 10.7 5.18 19.01 11.6 24.93s14.48 8.89 24.19 8.89c5.27 0 10.16-.78 14.69-2.35 4.53-1.56 9.01-3.74 13.46-6.54l9.63 17.77c-5.76 3.79-12.18 6.91-19.26 9.38s-14.49 3.7-22.22 3.7Zm-32.34-75.04h53.82c0-9.38-2.06-16.74-6.17-22.09-4.12-5.35-10.29-8.02-18.52-8.02-7.08 0-13.37 2.59-18.89 7.78-5.52 5.18-8.93 12.63-10.25 22.34ZM107.25 4.65c14.12 6.58 20.23 23.36 13.65 37.48L55.79 181.71c-6.59 14.12-23.37 20.22-37.49 13.64-14.12-6.59-20.23-23.37-13.65-37.48l65.1-139.58C76.34 4.17 93.12-1.93 107.24 4.65m45.08 89.09c-14.12-6.58-30.91-.47-37.49 13.64l-23.55 50.48c-6.59 14.12-.48 30.9 13.65 37.48 14.12 6.58 30.91.47 37.49-13.64l23.55-50.49c6.59-14.12.47-30.9-13.65-37.48" /> </svg> </a> </li> <li class="navigation__item "> <a href="/newsticker/it/" class="navigation__head " name="rubriknavi.ho.it" >IT</a> </li> <li class="navigation__item "> <a href="/newsticker/wissen/" class="navigation__head " name="rubriknavi.ho.wissen" >Wissen</a> </li> <li class="navigation__item "> <a href="/newsticker/mobiles/" class="navigation__head " name="rubriknavi.ho.mobiles" >Mobiles</a> </li> <li class="navigation__item "> <a href="/security/" class="navigation__head " name="rubriknavi.ho.security" >Security</a> </li> <li class="navigation__item "> <a href="/developer/" class="navigation__head " name="rubriknavi.ho.developer" >Developer</a> </li> <li class="navigation__item "> <a href="/newsticker/entertainment/" class="navigation__head " name="rubriknavi.ho.entertainment" >Entertainment</a> </li> <li class="navigation__item "> <a href="/newsticker/netzpolitik/" class="navigation__head " name="rubriknavi.ho.netzpolitik" >Netzpolitik</a> </li> <li class="navigation__item "> <a href="/newsticker/wirtschaft/" class="navigation__head " name="rubriknavi.ho.wirtschaft" >Wirtschaft</a> </li> <li class="navigation__item "> <a href="/newsticker/journal/" class="navigation__head " name="rubriknavi.ho.journal" >Journal</a> </li> </ul> <div class="navigation__list navigation__list--horizontal"> <a href="/newsticker/" class=" link navigation__item " name="header.ho.newstickerdropdown.siebentage" > <span > Newsticker </span> </a> <a href="/forum/" class=" link navigation__item " name="header.ho.forum" > <span > Foren </span> </a> </div> </nav> </div> <nav class="top-topics"> <div class="top-topics__section"> <ul class="topics top-topics__list" > <li class="topics__item top-topics__item"> <a class="a-tag" href="/thema/K%C3%BCnstliche-Intelligenz" name="themen.ho.Künstliche Intelligenz 🤖" title="News und Artikel zum Thema Künstliche Intelligenz 🤖" > Künstliche Intelligenz 🤖 </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/thema/Windows" name="themen.ho.Windows 🪟" title="News und Artikel zum Thema Windows 🪟" > Windows 🪟 </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/thema/Energie" name="themen.ho.Energie 🔥" title="News und Artikel zum Thema Energie 🔥" > Energie 🔥 </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/thema/Raumfahrt" name="themen.ho.Raumfahrt 🚀" title="News und Artikel zum Thema Raumfahrt 🚀" > Raumfahrt 🚀 </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/thema/Digital-Health" name="themen.ho.eHealth ⚕️" title="News und Artikel zum Thema eHealth ⚕️" > eHealth ⚕️ </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/podcasts" name="themen.ho.Podcasts 🎙" title="News und Artikel zum Thema Podcasts 🎙" > Podcasts 🎙 </a> </li> <li class="topics__item top-topics__item"> <a class="a-tag" href="/download/blog/Der-heise-Adventskalender-2024-10004988" name="themen.ho.Adventskalender🎄" title="News und Artikel zum Thema Adventskalender🎄" > Adventskalender🎄 </a> </li>  </ul> </div> </nav> </a-collapse-group> <div class=" notification-links navigation__list navigation__list--horizontal a-u-hide-from-tablet " > <a href="/newsletter/" class=" link navigation__item notification-links__link " name="header.ho.newstickerdropdown.newsletter" data-google-interstitial=false > <svg class="link__svg" xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="xMinYMin" viewBox="0 0 24 24"> <path id="paper-plane-outline" d="M24,3,0,10l7.92,4.4L8,20l3.78-3.46L18,20ZM17,17.34l-5.48-3L20.85,6.4ZM20.46,5.9,9.6,13.25,4.66,10.51Z" transform="translate(0)"/> </svg> <span > Newsletter </span> </a> <a href="/benachrichtigungen/heise-bot/" class=" link navigation__item notification-links__link " name="header.ho.newstickerdropdown.heisebotti" data-google-interstitial=false > <svg id="logo-botti" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>heise-Bot</title> <path d="M9.3,17.66c-.24.56-.62,1.21-1.32,1.21A.89.89,0,0,1,7.05,18a3,3,0,0,1,.36-1.14l3.18-7.26c.24-.55.55-.95,1.18-.95a.86.86,0,0,1,.89.89A3.36,3.36,0,0,1,12.25,11Zm2.76,1.21c.71,0,1.08-.63,1.34-1.2L14.58,15A3.74,3.74,0,0,0,15,13.59a.86.86,0,0,0-.89-.89c-.64,0-.94.43-1.19,1l-1.42,3.2A2.65,2.65,0,0,0,11.16,18,.86.86,0,0,0,12.06,18.87ZM23.64,8.3a1,1,0,0,0-1.53,1.08A9.42,9.42,0,0,1,19,10.68c-.52-4.49-4.34-7.14-8.87-7.14A10.33,10.33,0,0,0,4.4,5.22,11.49,11.49,0,0,1,2.09,1.78,1,1,0,0,0,2.51.91,1,1,0,0,0,.56,1a1,1,0,0,0,1,.91,15.71,15.71,0,0,1,1,4.84,10.36,10.36,0,0,0-2.58,7c0,5.77,4.64,9.85,10.27,9.85a10.08,10.08,0,0,0,7.47-3.53l-.42-.63a7.92,7.92,0,0,1-1,.86,10.65,10.65,0,0,1-6.16,1.94A7.51,7.51,0,0,1,2.7,14.53c0-4.82,1.92-9.13,7.37-9.13,4.07,0,7.37,2.74,7.37,7a6.65,6.65,0,0,1-1.46,4l.72.62a7.79,7.79,0,0,0,2.23-3.91,16,16,0,0,1,3.51-3.27,1,1,0,0,0,1.35-.17A1,1,0,0,0,23.64,8.3ZM10.08,21c.39.09.18-.36.48-.56s.75-.39.81-.69a1.58,1.58,0,0,1-.93.05,6.43,6.43,0,0,1-1.27-.49,2,2,0,0,0,.15,1A1,1,0,0,0,10.08,21Z" transform="translate(0 0)"/> </svg> <span > heise-Bot </span> </a> <a href="/benachrichtigungen" class=" link navigation__item notification-links__link " name="header.ho.newstickerdropdown.pushnachrichten" data-google-interstitial=false > <svg id="cp-bell-outline" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>Push Nachrichten</title> <path d="M15,20.9c0,1.6-1.3,2.9-3,3c-1.6-0.1-2.9-1.4-3-3h1.7c0,0,0,0,0,0.1c0,0.7,0.6,1.3,1.3,1.3 c0.7,0,1.3-0.6,1.3-1.3c0,0,0,0,0-0.1H15z M21.9,17.2v1.7H2.1v-1.7C6.9,15.6,4.2,6.7,8.9,4c0.6-0.4,1-1.1,1-1.8l0,0 c0-1,0.7-2,1.7-2.2C11.9,0,12.1,0,12.4,0c1,0.2,1.7,1.1,1.7,2.1l0,0c0,0.7,0.4,1.4,1,1.8C19.7,6.7,17.1,15.6,21.9,17.2z M19.2,16.9 c-4-2-1.4-9.6-5.8-12.2c-0.1-0.1-0.2-0.1-0.4-0.2c-0.3-0.2-0.6-0.3-1-0.3c-0.3,0-0.6,0.1-0.9,0.2c-0.2,0.1-0.3,0.1-0.5,0.2 C6.1,7.4,8.8,14.9,4.8,16.9H19.2z"/> </svg> <span class="a-u-hide-from-tablet"> Push </span> <span class="a-u-show-from-tablet"> Push-Nachrichten </span> </a> <a-color-scheme class="a-u-show-from-tablet a-cholor-scheme-tablet"></a-color-scheme> </div> <nav class="sitemap sitemap-group--in-navigation" aria-label="Sitemap"> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header navigation__head " data-collapse-trigger > IT News </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--newsticker"> <a href="/newsticker" title="heise online - Newsticker" name="header.ho.sitemap.newsticker" data-google-interstitial=false class="sitemap-group__link " >Newsticker</a> </li> <li class="sitemap-group__item sitemap-group__item--Hintergründe"> <a href="/hintergrund" title="heise online - Hintergründe" name="header.ho.sitemap.Hintergründe" data-google-interstitial=false class="sitemap-group__link " >Hintergründe</a> </li> <li class="sitemap-group__item sitemap-group__item--Ratgeber"> <a href="/ratgeber" title="heise online - Ratgeber" name="header.ho.sitemap.Ratgeber" data-google-interstitial=false class="sitemap-group__link " >Ratgeber</a> </li> <li class="sitemap-group__item sitemap-group__item--Tests"> <a href="/tests" title="heise online - Testberichte" name="header.ho.sitemap.Tests" data-google-interstitial=false class="sitemap-group__link " >Tests</a> </li> <li class="sitemap-group__item sitemap-group__item--Meinung"> <a href="/meinung" title="heise online - Meinungen" name="header.ho.sitemap.Meinung" data-google-interstitial=false class="sitemap-group__link " >Meinungen</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header navigation__head " data-collapse-trigger > Online-Magazine </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heiseplus"> <a href="/plus/" title="heise+ - Immer mehr Wissen." name="header.ho.sitemap.heiseplus" data-google-interstitial=false class="sitemap-group__link sitemap-group__link--heiseplus" >heise<span class="sitemap_group__heiseplus-icon">+</span></a> </li> <li class="sitemap-group__item sitemap-group__item--tp"> <a href="/tp/" title="Telepolis" name="header.ho.sitemap.tp" data-google-interstitial=false class="sitemap-group__link " >Telepolis</a> </li> <li class="sitemap-group__item sitemap-group__item--autos"> <a href="/autos/" title="heise Autos – News, Tests, Technik, Service rund ums Auto" name="header.ho.sitemap.autos" data-google-interstitial=false class="sitemap-group__link " >heise Autos</a> </li> <li class="sitemap-group__item sitemap-group__item--bestenlisten"> <a href="/bestenlisten" title="bestenlisten by TechStage" name="header.ho.sitemap.bestenlisten" data-google-interstitial=false class="sitemap-group__link " >bestenlisten</a> </li> <li class="sitemap-group__item sitemap-group__item--tipps-tricks"> <a href="/tipps-tricks/" title="tipps+tricks" name="header.ho.sitemap.tipps-tricks" data-google-interstitial=false class="sitemap-group__link " >tipps+tricks</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group sitemap-group--2-col" has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header navigation__head " data-collapse-trigger > Services </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--Shop"> <a href="https://shop.heise.de/" title="heise Shop – IT Fachzeitschriften, Bücher, CD/DVD/Blu-ray" name="header.ho.sitemap.Shop" data-google-interstitial=false class="sitemap-group__link " >heise Shop</a> </li> <li class="sitemap-group__item sitemap-group__item--Arbeiten bei Heise"> <a href="https://jobs.heise.de/" title="heise jobs – Jobbörse für qualifizierte Fach- und Führungskräfte aus der IT-Branche" name="header.ho.sitemap.Arbeiten bei Heise" data-google-interstitial=false class="sitemap-group__link " >Stellenmarkt</a> </li> <li class="sitemap-group__item sitemap-group__item--heise academy"> <a href="https://heise-academy.de/" title="heise academy - Weiterbildung für IT-Profis von heise medien" name="header.ho.sitemap.heise academy" data-google-interstitial=false class="sitemap-group__link " >heise academy</a> </li> <li class="sitemap-group__item sitemap-group__item--download"> <a href="/download/" title="heise Download – Software zum Download für Windows, Mac, Linux, iPhone, Symbian, Android" name="header.ho.sitemap.download" data-google-interstitial=false class="sitemap-group__link " >heise Download</a> </li> <li class="sitemap-group__item sitemap-group__item--heise preisvergleich"> <a href="https://preisvergleich.heise.de" title="heise preisvergleich – Günstige Preise, Meinungen und Bewertungen zu vielen Produkten" name="header.ho.sitemap.heise preisvergleich" data-google-interstitial=false class="sitemap-group__link " >heise preisvergleich</a> </li> <li class="sitemap-group__item sitemap-group__item--Tarifrechner"> <a href="https://www.heise.de/tarifrechner" title="Tarifrechner" name="header.ho.sitemap.Tarifrechner" data-google-interstitial=false class="sitemap-group__link " >Tarifrechner</a> </li> <li class="sitemap-group__item sitemap-group__item--heise compaliate"> <a href="https://compaliate.heise.de/" title="heise compaliate – Entdecke die heise Affiliate Plattform" name="header.ho.sitemap.heise compaliate" data-google-interstitial=false class="sitemap-group__link " >heise compaliate</a> </li> <li class="sitemap-group__item sitemap-group__item--Abo bestellen"> <a href="https://shop.heise.de/zeitschriften-abo/" title="Abo – c't, iX, c't Fotografie, Mac & i, Make" name="header.ho.sitemap.Abo bestellen" data-google-interstitial=false class="sitemap-group__link " >Abo bestellen</a> </li> <li class="sitemap-group__item sitemap-group__item--Mein Abo"> <a href="https://www.heise.de/sso/registration/add_subscriber_id?forward=https%3A%2F%2Fwww.heise.de%2F" title="Abo verwalten - Mein persönlicher Abo-Bereich" name="header.ho.sitemap.Mein Abo" data-google-interstitial=false class="sitemap-group__link " >Mein Abo</a> </li> <li class="sitemap-group__item sitemap-group__item--Netzwerktools"> <a href="https://www.heise.de/tools/" title="heise online - Netzwerktools" name="header.ho.sitemap.Netzwerktools" data-google-interstitial=false class="sitemap-group__link " >Netzwerktools</a> </li> <li class="sitemap-group__item sitemap-group__item--iMonitor"> <a href="https://www.heise.de/netze/netzwerk-tools/imonitor-internet-stoerungen/" title="heise iMonitor" name="header.ho.sitemap.iMonitor" data-google-interstitial=false class="sitemap-group__link " >iMonitor</a> </li> <li class="sitemap-group__item sitemap-group__item--loseblattwerke"> <a href="/loseblattwerke/" title="Loseblattwerke" name="header.ho.sitemap.loseblattwerke" data-google-interstitial=false class="sitemap-group__link " >Loseblattwerke</a> </li> <li class="sitemap-group__item sitemap-group__item--spiele"> <a href="https://spiele.heise.de" title="heise Spiele" name="header.ho.sitemap.spiele" data-google-interstitial=false class="sitemap-group__link " >Spiele</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header navigation__head " data-collapse-trigger > Über Uns </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heise medien"> <a href="https://www.heisegroup.de/artikel/heise-medien-3904998.html" title="heise medien - Hochwertiger und unabhängiger Journalismus" name="header.ho.sitemap.heise medien" data-google-interstitial=false class="sitemap-group__link " >heise medien</a> </li> <li class="sitemap-group__item sitemap-group__item--heise regioconcept"> <a href="https://www.heise-regioconcept.de/" title="heise regioconcept - Regionales Marketing für Unternehmen" name="header.ho.sitemap.heise regioconcept" data-google-interstitial=false class="sitemap-group__link " >heise regioconcept</a> </li> <li class="sitemap-group__item sitemap-group__item--heise Business Services"> <a href="https://business-services.heise.de/" title="heise Business Services – Produkte und Lösungen namhafter IT-Hersteller" name="header.ho.sitemap.heise Business Services" data-google-interstitial=false class="sitemap-group__link " >heise Business Services</a> </li> <li class="sitemap-group__item sitemap-group__item--heise96"> <a href="https://www.heisegroup.de" title="Sponsoring Hannover 96" name="header.ho.sitemap.heise96" data-google-interstitial=false class="sitemap-group__link " >Sponsoring<img src="/icons/ho/h96-logo.svg" width="48" height="55" alt="Logo Hannover 96" class="sitemap-group__img sitemap-group__img--h96" loading="lazy" /></a> </li> <li class="sitemap-group__item sitemap-group__item--mediadaten"> <a href="https://mediadaten.heise.de/" title="Mediadaten heise medien" name="header.ho.sitemap.mediadaten" data-google-interstitial=false class="sitemap-group__link " >Mediadaten</a> </li> <li class="sitemap-group__item sitemap-group__item--Karriere"> <a href="https://www.heisegroup.de/artikel/heise-als-Arbeitgeber-1812545.html" title="Arbeiten bei heise – Heise als Arbeitgeber" name="header.ho.sitemap.Karriere" data-google-interstitial=false class="sitemap-group__link " >Karriere</a> </li> <li class="sitemap-group__item sitemap-group__item--presse"> <a href="https://www.heisegroup.de/presse/" title="Pressemitteilungen und Interviews" name="header.ho.sitemap.presse" data-google-interstitial=false class="sitemap-group__link " >Presse</a> </li> </ul> </div> </a-collapse> </nav> <div class="header__login"> <svg class="header__login-icon"> <use href="/icons/common-icons.svg#login"></use> </svg> <a-login label="" class="header__login-link"></a-login> </div> <a-color-scheme class="a-u-hide-from-tablet a-cholor-scheme-mobile"></a-color-scheme> </div> </a-collapse> <nav class="a-breadcrumb"> <ul class="a-breadcrumb__crumbs"> <li class="a-breadcrumb__crumb" > <a href="/" class="a-breadcrumb__link"> heise online </a> </li> <li class="a-breadcrumb__crumb" aria-current="page" > <svg viewBox="0 0 7.41 12" role="img" preserveAspectRatio="xMinYMin" style="height:.5rem; fill:#666;"><path d="M0 10.59 4.58 6 0 1.41 1.41 0l6 6-6 6z"></path></svg> <span class="a-breadcrumb__text"> Kontaktformular </span> </li> </ul> </nav> </header> </div> </div> <script> performance.mark('HEADER Ende'); performance.measure('HEADER', 'HEADER Anfang', 'HEADER Ende'); </script> <div class="a-layout__container a-layout__container--full-width"> <div class="a-layout__item a-layout__item--full-width">  </div> </div> <div class=" a-layout__container" > <div class=" a-layout__main " > <script>performance.mark('CONTENT Anfang');</script> <section id="mitte_text" class="contact-form"> <header class="formheader"> <h1 class="contact-form__headline">Kontakt</h1> <p class="subtitle contact-form__tagline"> Wir freuen uns über Ihre Mitteilung und antworten schnellstmöglich. </p> </header> <section id="kontakt" data-frage="3212474"> <ul id="kontakt_dropdowns"> <li id="dropdownitem_level_1"> <p class="selectbox_label">Ich möchte</p> <span class="selectbox"> <span class="selected placeholder">Bitte wählen Sie</span> </span> <ul class="optionlist" style="display: none"> <li data-qid="3020748">ein Problem mit meinem Abo melden</li> <li data-qid="3020437">ein Problem mit einer Einzelbestellung melden</li> <li data-qid="3020769">ein Problem mit dem heise shop melden</li> <li data-qid="1128336">der Redaktion etwas mitteilen</li> <li data-qid="3047701">ein Pur-Abo abschließen</li> <li data-qid="1078854">Werbung schalten</li> <li data-qid="1086226">ein technisches Problem von Heise melden</li> <li data-qid="1086228">mich bei Heise bewerben</li> <li data-qid="1865790">als Journalist einen Interviewtermin vereinbaren</li> <li data-qid="1153775">ein anderes Thema ansprechen</li> <li data-qid="1092133">ein Problem mit Werbung melden</li> <li data-qid="4543683">die Forenadministration kontaktieren</li> </ul> </li> </ul> <noscript> <section id="kontakt_formular"> <form action="" enctype="multipart/form-data" method="POST"> <fieldset class="kontaktformulardaten"> <legend class="a-u-sr-only">Details zu Ihrer Kontaktaufnahme</legend> <label for="mailmitteilung_als_satz" class="required clear">Ihre Mitteilung in einen Satz gefasst</label> <input type="text" name="mailmitteilung_als_satz" id="mailmitteilung_als_satz" value="" required> <label for="mailmitteilung" class="required">Ihre ausführliche Mitteilung</label> <textarea name="mailmitteilung" id="mailmitteilung" maxlength="3000" required></textarea> <p class="chars">Verbleibene Zeichen: <span id="maxlengthcounter_mailmitteilung">3000</span></p> </fieldset> <fieldset class="kontaktformulardaten"> <legend>Wie dürfen wir Sie bei Nachfragen kontaktieren?</legend> <label for="mailfrom_name">Ihr Vor- und Nachname</label> <input type="text" name="mailfrom_name" id="mailfrom_name" value=""> <label for="mailfrom" class="required">Ihre E-Mail-Adresse</label> <input type="email" name="mailfrom" id="mailfrom" value="" required> <label> <input type="checkbox" name="mailveroeffentlichung" id="mailveroeffentlichung" value="Ja"> Ich bin mit der Veröffentlichung und meiner Namensnennung einverstanden </label> </fieldset> <p>Sie erhalten automatisch eine Kopie Ihrer Nachricht.</p> <dl><dt>*</dt><dd>Pflichtfeld</dd></dl> <ul id="errorlist" style="display: none;"> <li>Bitte füllen Sie alle Pflichtfelder aus</li> <li>Bitte geben Sie eine gültige E-Mail-Adresse an</li> </ul> <input type="text" name="mailrosa_schweinchen" id="mailrosa_schweinchen" value=""> <input type="submit" name="absenden" id="absenden" value="Absenden"> <input type="hidden" name="mailbeitrag" id="mailbeitrag" value="1128333"> </form> </section> </noscript> <script type="text/javascript"> document.getElementById('kontakt').className = 'spinner'; var back_url = ''; </script> </section> <br> <h3>Kontakt für vertrauliche Informationen</h3> <div class="contact-form__investigativ"> <a href="https://www.heise.de/investigativ/" class="contact-form__investigativ__link"> <svg class="contact-form__investigativ__svg" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 375 140" preserveAspectRatio="xMinYMin" width="225" height="84"><defs><radialGradient id="a" cx="82.7" cy="75.18" r="70.2" gradientTransform="translate(0 0.03)" gradientUnits="userSpaceOnUse"><stop offset="0" class="stop0"/><stop offset="1" class="stop1"/></radialGradient></defs><rect x="345.91" y="79.81" width="4.05" height="22.21" fill="#999"/><path d="M216.23,97.29c-.74,2-1.38,3.86-1.89,5.69h-.14a59.11,59.11,0,0,0-1.79-5.69L208,84.81h-4.32L212.18,107H216l8.75-22.21h-4.24Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M383.27,84.81l-4.33,12.48c-.74,2-1.38,3.86-1.89,5.69h-.14a56.43,56.43,0,0,0-1.79-5.69l-4.37-12.48h-4.33L374.89,107h3.86l8.75-22.21Z" transform="translate(-12.5 -5)" fill="#999"/><rect x="157.7" y="71.09" width="4" height="30.93" fill="#999"/><path d="M192.61,84.3a8.19,8.19,0,0,0-7.36,4.18h-.09l-.23-3.67h-3.59c.14,1.83.18,3.71.18,6V107h4V93.66a5.68,5.68,0,0,1,.28-1.88,5.75,5.75,0,0,1,5.43-4.13c3.82,0,5.15,3,5.15,6.56V107h4V93.76C200.48,86.14,195.7,84.3,192.61,84.3Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M249.74,57.71c0-4.91-2.34-10.87-9.66-10.87s-11,5.82-11,12c0,6.84,4.28,11.34,11.56,11.34a21,21,0,0,0,7.82-1.43l-.83-3.9a16.72,16.72,0,0,1-6.21,1c-3.59,0-6.77-1.74-6.91-5.78h15A14.12,14.12,0,0,0,249.74,57.71Zm-15.19-1.56c.23-2.29,1.71-5.46,5.21-5.46,3.77,0,4.69,3.4,4.64,5.46Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M274.32,79.48l-4,1.24v4.09h-3.45v3.07h3.45V100c0,2.61.41,4.59,1.56,5.78a5.67,5.67,0,0,0,4.38,1.75,9.85,9.85,0,0,0,3.59-.6l-.19-3a7.73,7.73,0,0,1-2.35.27c-2.25,0-3-1.56-3-4.31v-12h5.8V84.81h-5.8Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M274.65,56.34c-2.86-1-3.92-1.7-3.92-3.12s1.11-2.35,3.13-2.35a10.06,10.06,0,0,1,4.74,1.29l1.11-4a13.17,13.17,0,0,0-5.94-1.33c-5.2,0-8.47,3.07-8.47,7,0,2.61,1.8,5,6.17,6.52,2.76,1,3.68,1.74,3.68,3.25s-1.1,2.48-3.59,2.48a12.67,12.67,0,0,1-5.75-1.6l-1.11,4.08a14.48,14.48,0,0,0,6.82,1.61c5.93,0,9.11-3,9.11-7C280.58,59.87,278.7,57.81,274.65,56.34Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M258.39,94.12c-2.9-1.1-4.23-1.92-4.23-3.76,0-1.65,1.33-3,3.72-3a8.57,8.57,0,0,1,4.56,1.29l1-2.94A11.06,11.06,0,0,0,258,84.3c-4.79,0-7.69,2.94-7.69,6.52,0,2.66,1.89,4.86,5.89,6.29,3,1.1,4.14,2.15,4.14,4.08s-1.38,3.31-4.32,3.31a10.61,10.61,0,0,1-5.34-1.61l-1,3.07a12.75,12.75,0,0,0,6.26,1.57c5.3,0,8.34-2.8,8.34-6.71C264.24,97.52,262.26,95.59,258.39,94.12Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M360.44,76a2.47,2.47,0,0,0-2.54,2.52A2.51,2.51,0,1,0,360.44,76Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M336.82,93.39c0-4.45-1.65-9.09-8.47-9.09a13.93,13.93,0,0,0-7.32,2l.93,2.67a11.09,11.09,0,0,1,5.8-1.66c4.55,0,5.06,3.31,5.06,5.14v.46c-8.61,0-13.4,2.9-13.4,8.27,0,3.21,2.31,6.38,6.82,6.38a8.32,8.32,0,0,0,6.81-3.31h.14l.32,2.8h3.68a30.77,30.77,0,0,1-.37-5.32Zm-3.91,6.15a4.12,4.12,0,0,1-.23,1.28,5.53,5.53,0,0,1-5.39,3.72,3.58,3.58,0,0,1-3.82-3.85c0-4.32,5-5.1,9.44-5Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M237,84.3c-6.49,0-10.45,5.28-10.45,12s4.09,11.25,11,11.25a17.9,17.9,0,0,0,7.41-1.43l-.69-2.89a14.68,14.68,0,0,1-6.16,1.15c-4.06,0-7.55-2.25-7.65-7.71h15.65a14.54,14.54,0,0,0,.14-1.88C246.19,90.68,244.26,84.3,237,84.3Zm-6.54,9.46c.32-2.8,2.12-6.57,6.21-6.57,4.56,0,5.67,4,5.62,6.57Z" transform="translate(-12.5 -5)" fill="#999"/><rect x="272.17" y="79.81" width="4.05" height="22.21" fill="#999"/><path d="M348.05,79.48l-3.95,1.24v4.09h-3.46v3.07h3.46V100c0,2.61.41,4.59,1.56,5.78a5.66,5.66,0,0,0,4.37,1.75,9.77,9.77,0,0,0,3.59-.6l-.18-3a7.73,7.73,0,0,1-2.35.27c-2.25,0-3-1.56-3-4.31v-12h5.8V84.81h-5.8Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M286.7,76a2.46,2.46,0,0,0-2.53,2.52A2.51,2.51,0,1,0,286.7,76Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M310.91,88.16h-.09a7.42,7.42,0,0,0-6.95-3.86c-5.11,0-10,4.27-10,11.8,0,6.15,4,10.83,9.48,10.83a7.94,7.94,0,0,0,7.09-3.72h.09v2.48c0,5.6-3,7.76-7.18,7.76a12.54,12.54,0,0,1-6.53-1.75l-1,3.08a14.43,14.43,0,0,0,7.41,1.83c2.8,0,5.93-.64,8.1-2.66s3.17-5,3.17-10.14V90.91c0-2.71.09-4.5.19-6.1h-3.55Zm-.46,9.41a7,7,0,0,1-.32,2.15,5.93,5.93,0,0,1-5.62,4.13c-4.37,0-6.58-3.62-6.58-8,0-5.14,2.76-8.4,6.63-8.4a5.91,5.91,0,0,1,5.89,6.1Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M257.11,44.13a3.06,3.06,0,1,0-3.13-3A3,3,0,0,0,257.11,44.13Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M209.93,56.34a4.83,4.83,0,0,1,.23-1.7,4.61,4.61,0,0,1,4.37-3.17c3.13,0,4.33,2.43,4.33,5.69V69.69h5.66V56.52c0-7.16-4-9.68-7.82-9.68a7.61,7.61,0,0,0-3.87,1A7.48,7.48,0,0,0,210,50.42h-.09V37.11h-5.71V69.69h5.71Z" transform="translate(-12.5 -5)" fill="#999"/><path d="M295.4,70.2a21,21,0,0,0,7.83-1.43l-.83-3.9a16.72,16.72,0,0,1-6.21,1c-3.59,0-6.77-1.74-6.91-5.78h15a14.12,14.12,0,0,0,.18-2.39c0-4.91-2.35-10.87-9.66-10.87s-11,5.82-11,12C283.85,65.7,288.13,70.2,295.4,70.2Zm-.92-19.51c3.78,0,4.7,3.4,4.65,5.46h-9.85C289.51,53.86,291,50.69,294.48,50.69Z" transform="translate(-12.5 -5)" fill="#999"/><rect x="241.8" y="42.34" width="5.71" height="22.35" fill="#999"/><path d="M30.11,117.19a8.22,8.22,0,0,1-.13-2.93,4.06,4.06,0,0,1,.83-1.61,10.66,10.66,0,0,0,.83-1.24,55.58,55.58,0,0,1,3.15-6,10.67,10.67,0,0,1,1.74-1.9,31.31,31.31,0,0,1,2.78-1.9c.79-.41,5.47-2.35,6.3-2.6s2.61-.91,2.94-1,2.74-.62,4.07-.82a19.25,19.25,0,0,0,3.27-.83c.54-.21,3.73-1.94,5-2.48s3.61-1.45,3.61-1.45,1.7-2.48,2.36-3.26,1.79-2,2.12-2.4a8,8,0,0,0,.7-1l.13-.37s-2.32-2.69-2.7-4.14-1-5.58-1.12-6-.25-1.9-.25-1.9-2-.29-2.57-1.61S62,68.54,61.82,68.25a18.54,18.54,0,0,1-.67-2.19,12.43,12.43,0,0,0-.37-1.73c-.16-.42-.87-2.44-.58-3.47a2.8,2.8,0,0,1,.62-1.37,2.66,2.66,0,0,0,.33-.54,4.47,4.47,0,0,1-.45-1,1.42,1.42,0,0,0,0-1.11,27.44,27.44,0,0,1-.58-4c0-.5-.17-1.66-.17-1.66l-.37.25s-.83-4,.54-6.24a21.69,21.69,0,0,1,2.15-3,2.57,2.57,0,0,0-1.12.29,4.81,4.81,0,0,1-.66.46,16.74,16.74,0,0,1,2.07-2,9.6,9.6,0,0,0,1.7-.87c.21-.16,1.33-1,1.58-1.2s1-.7,1.16-1.07a4.69,4.69,0,0,1,.91-1.16,1.18,1.18,0,0,0,.25-.49,4.2,4.2,0,0,0-1.28.62,14,14,0,0,1-1,1,10,10,0,0,1,1.78-1.78c.58-.29,1.74-.62,1.95-.79s.66-.82,1-.86a9.29,9.29,0,0,0,1.82-.46c.21-.12.58-.45.37-.58a2.27,2.27,0,0,0-.78-.12h-.17c-.48.19-.86.36-1,.44-.41.21-1.49.66-1.49.66a16.61,16.61,0,0,1,3.57-2,6.36,6.36,0,0,0,1.74-.62,3.66,3.66,0,0,1,1.45,0c.7.08,1.74.2,1.74,0a1.9,1.9,0,0,0-2.07-.95c-1.29.16-1.58.2-1.66.33a3.64,3.64,0,0,1-.54.41,3.57,3.57,0,0,1,2.11-1.49,8.24,8.24,0,0,1,3-.12,18.71,18.71,0,0,1,2.15.66s.67-1.41,1-1.45.83,0,.83,0-1,.29-1.08.58-.33.58-.21.74a.67.67,0,0,0,.46.17,2.08,2.08,0,0,1,1.24-1.2,3.93,3.93,0,0,1,2.61-.37c.92.29.92.41.92.41a5.1,5.1,0,0,0-2.12,0,1.85,1.85,0,0,0-1.32.95,1.91,1.91,0,0,0-.13.7l.46.13s1.32-1.08,2.15-1a4.2,4.2,0,0,1,1.62.29,5.24,5.24,0,0,1,.79.57s-1.74-.91-2.57-.53-1.25.62-1.08.78a1.59,1.59,0,0,0,.87.37c.25,0,1.82.25,2.2.33a13.06,13.06,0,0,1,3.35.42,17.28,17.28,0,0,1,2.82,1.53c.42.33.67.29,1.12.74a3.93,3.93,0,0,0,1,.7,3.09,3.09,0,0,0,.74.38,5.45,5.45,0,0,1,2.07,1.07,12.28,12.28,0,0,1,1,1.41l.08.29a10,10,0,0,0-1-1c-.29-.2-.75-.33-.71-.08s.42.46.75.79,1.16.78,1.24,1.44a2.9,2.9,0,0,0,.83,1.41c.21.25.58,1.28,1,2a10.41,10.41,0,0,1,1.45,3.06,18.29,18.29,0,0,0,.12,2,16.29,16.29,0,0,1,.58,4c-.12,1.24-.78,4.63-.82,5.12s-.34,1.65-.38,1.94a8.62,8.62,0,0,1-.21.87s1.21.08.54,3.43-.83,4.38-.95,4.63-.21,1-.46,1.57-.45.87-.53,1a6.3,6.3,0,0,1-1.08,2.06,4.52,4.52,0,0,1-1.54.75s-1.41,5.49-1.65,6.24a31.63,31.63,0,0,1-1.58,3.59,5.22,5.22,0,0,0-.46,1s.17.16.67.7a12,12,0,0,1,1.74,2.48c.41.87,2.07,4.3,2.07,4.3a25.89,25.89,0,0,1,4.44,1.32c.87.54,5.1,2.11,5.51,2.31s8.75,3.23,9.58,3.6l.09,0,.16,0c.83.25,5.34,2.31,6.13,2.72a31.31,31.31,0,0,1,2.78,1.9,10.67,10.67,0,0,1,1.74,1.9,49.88,49.88,0,0,1,3.15,6c.15.37,0,.78.33,1.24a4.06,4.06,0,0,1,.83,1.61,16.2,16.2,0,0,1,.37,2.93s.13.5.29.91.64,1.55,1.05,2.67A70.1,70.1,0,1,0,12.5,75,69.59,69.59,0,0,0,29,120.09c.35-.9.7-1.75.8-2C30,117.69,30.11,117.19,30.11,117.19Z" transform="translate(-12.5 -5)" fill="url(#a)"/><path d="M82.7,145a70.61,70.61,0,0,0,8.52-.53l-16.83,0A68.93,68.93,0,0,0,82.7,145Z" transform="translate(-12.5 -5)" fill="url(#a)"/><path d="M136.19,122c-.1-.34-.24-.77-.41-1.22-.41-1.12-.93-2.37-1.05-2.67s-.29-.91-.29-.91a16.2,16.2,0,0,0-.37-2.93,4.06,4.06,0,0,0-.83-1.61c-.33-.46-.18-.87-.33-1.24a49.88,49.88,0,0,0-3.15-6,10.67,10.67,0,0,0-1.74-1.9,31.31,31.31,0,0,0-2.78-1.9c-.79-.41-5.3-2.47-6.13-2.72l-.16,0-.09,0c-.83-.37-9.17-3.39-9.58-3.6s-4.64-1.77-5.51-2.31a25.89,25.89,0,0,0-4.44-1.32s-1.66-3.43-2.07-4.3a12,12,0,0,0-1.74-2.48c-.5-.54-.67-.7-.67-.7a5.22,5.22,0,0,1,.46-1,31.63,31.63,0,0,0,1.58-3.59c.24-.75,1.65-6.24,1.65-6.24a4.52,4.52,0,0,0,1.54-.75,6.3,6.3,0,0,0,1.08-2.06c.08-.17.29-.5.53-1s.34-1.32.46-1.57.29-1.28.95-4.63-.54-3.43-.54-3.43a8.62,8.62,0,0,0,.21-.87c0-.29.33-1.44.38-1.94s.7-3.88.82-5.12a16.29,16.29,0,0,0-.58-4,18.29,18.29,0,0,1-.12-2,10.41,10.41,0,0,0-1.45-3.06c-.46-.7-.83-1.73-1-2a2.9,2.9,0,0,1-.83-1.41c-.08-.66-.91-1.11-1.24-1.44s-.7-.54-.75-.79.42-.12.71.08a10,10,0,0,1,1,1L99.54,38a12.28,12.28,0,0,0-1-1.41,5.45,5.45,0,0,0-2.07-1.07,3.09,3.09,0,0,1-.74-.38,3.93,3.93,0,0,1-1-.7c-.45-.45-.7-.41-1.12-.74a17.28,17.28,0,0,0-2.82-1.53,13.06,13.06,0,0,0-3.35-.42c-.38-.08-2-.33-2.2-.33a1.59,1.59,0,0,1-.87-.37c-.17-.16.25-.41,1.08-.78s2.57.53,2.57.53a5.24,5.24,0,0,0-.79-.57,4.2,4.2,0,0,0-1.62-.29c-.83-.09-2.15,1-2.15,1L83,30.76a1.91,1.91,0,0,1,.13-.7,1.85,1.85,0,0,1,1.32-.95,5.1,5.1,0,0,1,2.12,0s0-.12-.92-.41a3.93,3.93,0,0,0-2.61.37,2.08,2.08,0,0,0-1.24,1.2.67.67,0,0,1-.46-.17c-.12-.16.13-.45.21-.74s1.08-.58,1.08-.58-.46,0-.83,0-1,1.45-1,1.45a18.71,18.71,0,0,0-2.15-.66,8.24,8.24,0,0,0-3,.12,3.57,3.57,0,0,0-2.11,1.49,3.64,3.64,0,0,0,.54-.41c.08-.13.37-.17,1.66-.33a1.9,1.9,0,0,1,2.07.95c0,.24-1,.12-1.74,0a3.66,3.66,0,0,0-1.45,0,6.36,6.36,0,0,1-1.74.62,16.61,16.61,0,0,0-3.57,2s1.08-.45,1.49-.66c.18-.08.56-.25,1-.44H72a2.27,2.27,0,0,1,.78.12c.21.13-.16.46-.37.58a9.29,9.29,0,0,1-1.82.46c-.38,0-.83.7-1,.86s-1.37.5-1.95.79a10,10,0,0,0-1.78,1.78,14,14,0,0,0,1-1,4.2,4.2,0,0,1,1.28-.62,1.18,1.18,0,0,1-.25.49A4.69,4.69,0,0,0,67,37.75c-.12.37-.91.91-1.16,1.07s-1.37,1-1.58,1.2a9.6,9.6,0,0,1-1.7.87,16.74,16.74,0,0,0-2.07,2,4.81,4.81,0,0,0,.66-.46,2.57,2.57,0,0,1,1.12-.29,21.69,21.69,0,0,0-2.15,3c-1.37,2.19-.54,6.24-.54,6.24l.37-.25s.17,1.16.17,1.66a27.44,27.44,0,0,0,.58,4,1.42,1.42,0,0,1,0,1.11,4.47,4.47,0,0,0,.45,1,2.66,2.66,0,0,1-.33.54,2.8,2.8,0,0,0-.62,1.37c-.29,1,.42,3,.58,3.47a12.43,12.43,0,0,1,.37,1.73,18.54,18.54,0,0,0,.67,2.19c.16.29.74,2.2,1.32,3.52s2.57,1.61,2.57,1.61.17,1.53.25,1.9.75,4.51,1.12,6,2.7,4.14,2.7,4.14l-.13.37a8,8,0,0,1-.7,1c-.33.37-1.45,1.61-2.12,2.4s-2.36,3.26-2.36,3.26-2.36.91-3.61,1.45-4.43,2.27-5,2.48a19.25,19.25,0,0,1-3.27.83c-1.33.2-3.73.7-4.07.82s-2.11.79-2.94,1-5.51,2.19-6.3,2.6a31.31,31.31,0,0,0-2.78,1.9,10.67,10.67,0,0,0-1.74,1.9,55.58,55.58,0,0,0-3.15,6,10.66,10.66,0,0,1-.83,1.24,4.06,4.06,0,0,0-.83,1.61,8.22,8.22,0,0,0,.13,2.93s-.13.5-.29.91c-.1.24-.45,1.09-.8,2-.26.68-.51,1.39-.65,1.9a8.71,8.71,0,0,0-.28,2h-13L28,144.57l46.4-.08,16.83,0L134,144.4l21.51-20.46h-19A9.27,9.27,0,0,0,136.19,122Z" transform="translate(-12.5 -5)" class="path1"/></svg> <p class="contact-form__investigativ__button">zum sicheren Bereich</p> <p class="contact-form__investigativ__text"> <span>Investigativ: Helfen Sie Missstände aufzudecken.</span> Senden Sie Informationen sicher und vertraulich an die Redaktion. </p> </a> </div> </section> <script> performance.mark('CONTENT Ende'); performance.measure('CONTENT', 'CONTENT Anfang', 'CONTENT Ende'); </script> </div> <script>performance.mark('SIDEBAR Anfang');</script> <div class="a-layout__sidebar">  <div class="perf-cls-reduc-rectangle">  </div> <div id="wtma_teaser"></div> </div> <script> performance.mark('SIDEBAR Ende'); performance.measure('SIDEBAR', 'SIDEBAR Anfang', 'SIDEBAR Ende'); </script> </div> </div> <div id="article-page-upscore" class="a-layout" data-include-in-outbrain-smart-feed-upscore></div> <div class="a-layout a-layout--bg-grey"> <div class="a-layout__container"> <div class="a-layout__item">   </div> </div> </div> <div class="a-layout a-layout--transparent a-u-no-margin-bottom"> <div class=" a-layout__container a-layout__container--full-width" > <div class="a-layout__item a-layout__item--full-width"> <div class="nav-bottom"> <a-collapse class="sitemap-group nav-bottom__collapse-trigger" has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <header class="nav-bottom__collapse-toggle a-u-grid-pushin-mobile" data-collapse-trigger> Alle Angebote </header> <div data-collapse-target class="nav-bottom__content"> <nav class="sitemap nav-bottom__sitemap" aria-label="Sitemap"> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header a-u-grid-pushin-mobile " data-collapse-trigger > IT News </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--newsticker"> <a href="/newsticker" title="heise online - Newsticker" name="footer.ho.sitemap.newsticker" data-google-interstitial=false class="sitemap-group__link " >Newsticker</a> </li> <li class="sitemap-group__item sitemap-group__item--Hintergründe"> <a href="/hintergrund" title="heise online - Hintergründe" name="footer.ho.sitemap.Hintergründe" data-google-interstitial=false class="sitemap-group__link " >Hintergründe</a> </li> <li class="sitemap-group__item sitemap-group__item--Ratgeber"> <a href="/ratgeber" title="heise online - Ratgeber" name="footer.ho.sitemap.Ratgeber" data-google-interstitial=false class="sitemap-group__link " >Ratgeber</a> </li> <li class="sitemap-group__item sitemap-group__item--Tests"> <a href="/tests" title="heise online - Testberichte" name="footer.ho.sitemap.Tests" data-google-interstitial=false class="sitemap-group__link " >Tests</a> </li> <li class="sitemap-group__item sitemap-group__item--Meinung"> <a href="/meinung" title="heise online - Meinungen" name="footer.ho.sitemap.Meinung" data-google-interstitial=false class="sitemap-group__link " >Meinungen</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header a-u-grid-pushin-mobile " data-collapse-trigger > Online-Magazine </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heiseplus"> <a href="/plus/" title="heise+ - Immer mehr Wissen." name="footer.ho.sitemap.heiseplus" data-google-interstitial=false class="sitemap-group__link sitemap-group__link--heiseplus" >heise<span class="sitemap_group__heiseplus-icon">+</span></a> </li> <li class="sitemap-group__item sitemap-group__item--tp"> <a href="/tp/" title="Telepolis" name="footer.ho.sitemap.tp" data-google-interstitial=false class="sitemap-group__link " >Telepolis</a> </li> <li class="sitemap-group__item sitemap-group__item--autos"> <a href="/autos/" title="heise Autos – News, Tests, Technik, Service rund ums Auto" name="footer.ho.sitemap.autos" data-google-interstitial=false class="sitemap-group__link " >heise Autos</a> </li> <li class="sitemap-group__item sitemap-group__item--bestenlisten"> <a href="/bestenlisten" title="bestenlisten by TechStage" name="footer.ho.sitemap.bestenlisten" data-google-interstitial=false class="sitemap-group__link " >bestenlisten</a> </li> <li class="sitemap-group__item sitemap-group__item--tipps-tricks"> <a href="/tipps-tricks/" title="tipps+tricks" name="footer.ho.sitemap.tipps-tricks" data-google-interstitial=false class="sitemap-group__link " >tipps+tricks</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group sitemap-group--2-col" has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header a-u-grid-pushin-mobile " data-collapse-trigger > Services </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--Shop"> <a href="https://shop.heise.de/" title="heise Shop – IT Fachzeitschriften, Bücher, CD/DVD/Blu-ray" name="footer.ho.sitemap.Shop" data-google-interstitial=false class="sitemap-group__link " >heise Shop</a> </li> <li class="sitemap-group__item sitemap-group__item--Arbeiten bei Heise"> <a href="https://jobs.heise.de/" title="heise jobs – Jobbörse für qualifizierte Fach- und Führungskräfte aus der IT-Branche" name="footer.ho.sitemap.Arbeiten bei Heise" data-google-interstitial=false class="sitemap-group__link " >Stellenmarkt</a> </li> <li class="sitemap-group__item sitemap-group__item--heise academy"> <a href="https://heise-academy.de/" title="heise academy - Weiterbildung für IT-Profis von heise medien" name="footer.ho.sitemap.heise academy" data-google-interstitial=false class="sitemap-group__link " >heise academy</a> </li> <li class="sitemap-group__item sitemap-group__item--download"> <a href="/download/" title="heise Download – Software zum Download für Windows, Mac, Linux, iPhone, Symbian, Android" name="footer.ho.sitemap.download" data-google-interstitial=false class="sitemap-group__link " >heise Download</a> </li> <li class="sitemap-group__item sitemap-group__item--heise preisvergleich"> <a href="https://preisvergleich.heise.de" title="heise preisvergleich – Günstige Preise, Meinungen und Bewertungen zu vielen Produkten" name="footer.ho.sitemap.heise preisvergleich" data-google-interstitial=false class="sitemap-group__link " >heise preisvergleich</a> </li> <li class="sitemap-group__item sitemap-group__item--Tarifrechner"> <a href="https://www.heise.de/tarifrechner" title="Tarifrechner" name="footer.ho.sitemap.Tarifrechner" data-google-interstitial=false class="sitemap-group__link " >Tarifrechner</a> </li> <li class="sitemap-group__item sitemap-group__item--heise compaliate"> <a href="https://compaliate.heise.de/" title="heise compaliate – Entdecke die heise Affiliate Plattform" name="footer.ho.sitemap.heise compaliate" data-google-interstitial=false class="sitemap-group__link " >heise compaliate</a> </li> <li class="sitemap-group__item sitemap-group__item--Abo bestellen"> <a href="https://shop.heise.de/zeitschriften-abo/" title="Abo – c't, iX, c't Fotografie, Mac & i, Make" name="footer.ho.sitemap.Abo bestellen" data-google-interstitial=false class="sitemap-group__link " >Abo bestellen</a> </li> <li class="sitemap-group__item sitemap-group__item--Mein Abo"> <a href="https://www.heise.de/sso/registration/add_subscriber_id?forward=https%3A%2F%2Fwww.heise.de%2F" title="Abo verwalten - Mein persönlicher Abo-Bereich" name="footer.ho.sitemap.Mein Abo" data-google-interstitial=false class="sitemap-group__link " >Mein Abo</a> </li> <li class="sitemap-group__item sitemap-group__item--Netzwerktools"> <a href="https://www.heise.de/tools/" title="heise online - Netzwerktools" name="footer.ho.sitemap.Netzwerktools" data-google-interstitial=false class="sitemap-group__link " >Netzwerktools</a> </li> <li class="sitemap-group__item sitemap-group__item--iMonitor"> <a href="https://www.heise.de/netze/netzwerk-tools/imonitor-internet-stoerungen/" title="heise iMonitor" name="footer.ho.sitemap.iMonitor" data-google-interstitial=false class="sitemap-group__link " >iMonitor</a> </li> <li class="sitemap-group__item sitemap-group__item--loseblattwerke"> <a href="/loseblattwerke/" title="Loseblattwerke" name="footer.ho.sitemap.loseblattwerke" data-google-interstitial=false class="sitemap-group__link " >Loseblattwerke</a> </li> <li class="sitemap-group__item sitemap-group__item--spiele"> <a href="https://spiele.heise.de" title="heise Spiele" name="footer.ho.sitemap.spiele" data-google-interstitial=false class="sitemap-group__link " >Spiele</a> </li> </ul> </div> </a-collapse> <a-collapse class="sitemap-group " has-indicator media="(max-width: 929px)" toggle-attr-on-media="disabled" > <div class=" sitemap-group__header a-u-grid-pushin-mobile " data-collapse-trigger > Über Uns </div> <div class="sitemap-group__content" data-collapse-target > <ul class="sitemap-group__items "> <li class="sitemap-group__item sitemap-group__item--heise medien"> <a href="https://www.heisegroup.de/artikel/heise-medien-3904998.html" title="heise medien - Hochwertiger und unabhängiger Journalismus" name="footer.ho.sitemap.heise medien" data-google-interstitial=false class="sitemap-group__link " >heise medien</a> </li> <li class="sitemap-group__item sitemap-group__item--heise regioconcept"> <a href="https://www.heise-regioconcept.de/" title="heise regioconcept - Regionales Marketing für Unternehmen" name="footer.ho.sitemap.heise regioconcept" data-google-interstitial=false class="sitemap-group__link " >heise regioconcept</a> </li> <li class="sitemap-group__item sitemap-group__item--heise Business Services"> <a href="https://business-services.heise.de/" title="heise Business Services – Produkte und Lösungen namhafter IT-Hersteller" name="footer.ho.sitemap.heise Business Services" data-google-interstitial=false class="sitemap-group__link " >heise Business Services</a> </li> <li class="sitemap-group__item sitemap-group__item--heise96"> <a href="https://www.heisegroup.de" title="Sponsoring Hannover 96" name="footer.ho.sitemap.heise96" data-google-interstitial=false class="sitemap-group__link " >Sponsoring<img src="/icons/ho/h96-logo.svg" width="48" height="55" alt="Logo Hannover 96" class="sitemap-group__img sitemap-group__img--h96" loading="lazy" /></a> </li> <li class="sitemap-group__item sitemap-group__item--mediadaten"> <a href="https://mediadaten.heise.de/" title="Mediadaten heise medien" name="footer.ho.sitemap.mediadaten" data-google-interstitial=false class="sitemap-group__link " >Mediadaten</a> </li> <li class="sitemap-group__item sitemap-group__item--Karriere"> <a href="https://www.heisegroup.de/artikel/heise-als-Arbeitgeber-1812545.html" title="Arbeiten bei heise – Heise als Arbeitgeber" name="footer.ho.sitemap.Karriere" data-google-interstitial=false class="sitemap-group__link " >Karriere</a> </li> <li class="sitemap-group__item sitemap-group__item--presse"> <a href="https://www.heisegroup.de/presse/" title="Pressemitteilungen und Interviews" name="footer.ho.sitemap.presse" data-google-interstitial=false class="sitemap-group__link " >Presse</a> </li> </ul> </div> </a-collapse> </nav> <div class=" notification-links nav-bottom__notification-links a-u-grid-pushin-mobile " > <a href="/newsletter/" class=" link notification-links__link " name="footer.ho.sitemap.newsletter" data-google-interstitial=false > <svg class="link__svg" xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="xMinYMin" viewBox="0 0 24 24"> <path id="paper-plane-outline" d="M24,3,0,10l7.92,4.4L8,20l3.78-3.46L18,20ZM17,17.34l-5.48-3L20.85,6.4ZM20.46,5.9,9.6,13.25,4.66,10.51Z" transform="translate(0)"/> </svg> <span > Newsletter </span> </a> <a href="/benachrichtigungen/heise-bot/" class=" link notification-links__link " name="footer.ho.sitemap.heisebotti" data-google-interstitial=false > <svg id="logo-botti" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>heise-Bot</title> <path d="M9.3,17.66c-.24.56-.62,1.21-1.32,1.21A.89.89,0,0,1,7.05,18a3,3,0,0,1,.36-1.14l3.18-7.26c.24-.55.55-.95,1.18-.95a.86.86,0,0,1,.89.89A3.36,3.36,0,0,1,12.25,11Zm2.76,1.21c.71,0,1.08-.63,1.34-1.2L14.58,15A3.74,3.74,0,0,0,15,13.59a.86.86,0,0,0-.89-.89c-.64,0-.94.43-1.19,1l-1.42,3.2A2.65,2.65,0,0,0,11.16,18,.86.86,0,0,0,12.06,18.87ZM23.64,8.3a1,1,0,0,0-1.53,1.08A9.42,9.42,0,0,1,19,10.68c-.52-4.49-4.34-7.14-8.87-7.14A10.33,10.33,0,0,0,4.4,5.22,11.49,11.49,0,0,1,2.09,1.78,1,1,0,0,0,2.51.91,1,1,0,0,0,.56,1a1,1,0,0,0,1,.91,15.71,15.71,0,0,1,1,4.84,10.36,10.36,0,0,0-2.58,7c0,5.77,4.64,9.85,10.27,9.85a10.08,10.08,0,0,0,7.47-3.53l-.42-.63a7.92,7.92,0,0,1-1,.86,10.65,10.65,0,0,1-6.16,1.94A7.51,7.51,0,0,1,2.7,14.53c0-4.82,1.92-9.13,7.37-9.13,4.07,0,7.37,2.74,7.37,7a6.65,6.65,0,0,1-1.46,4l.72.62a7.79,7.79,0,0,0,2.23-3.91,16,16,0,0,1,3.51-3.27,1,1,0,0,0,1.35-.17A1,1,0,0,0,23.64,8.3ZM10.08,21c.39.09.18-.36.48-.56s.75-.39.81-.69a1.58,1.58,0,0,1-.93.05,6.43,6.43,0,0,1-1.27-.49,2,2,0,0,0,.15,1A1,1,0,0,0,10.08,21Z" transform="translate(0 0)"/> </svg> <span > heise-Bot </span> </a> <a href="/benachrichtigungen" class=" link notification-links__link " name="footer.ho.sitemap.pushnachrichten" data-google-interstitial=false > <svg id="cp-bell-outline" xmlns="http://www.w3.org/2000/svg" class="link__svg" viewBox="0 0 24 24" > <title>Push Nachrichten</title> <path d="M15,20.9c0,1.6-1.3,2.9-3,3c-1.6-0.1-2.9-1.4-3-3h1.7c0,0,0,0,0,0.1c0,0.7,0.6,1.3,1.3,1.3 c0.7,0,1.3-0.6,1.3-1.3c0,0,0,0,0-0.1H15z M21.9,17.2v1.7H2.1v-1.7C6.9,15.6,4.2,6.7,8.9,4c0.6-0.4,1-1.1,1-1.8l0,0 c0-1,0.7-2,1.7-2.2C11.9,0,12.1,0,12.4,0c1,0.2,1.7,1.1,1.7,2.1l0,0c0,0.7,0.4,1.4,1,1.8C19.7,6.7,17.1,15.6,21.9,17.2z M19.2,16.9 c-4-2-1.4-9.6-5.8-12.2c-0.1-0.1-0.2-0.1-0.4-0.2c-0.3-0.2-0.6-0.3-1-0.3c-0.3,0-0.6,0.1-0.9,0.2c-0.2,0.1-0.3,0.1-0.5,0.2 C6.1,7.4,8.8,14.9,4.8,16.9H19.2z"/> </svg> <span class="a-u-hide-from-tablet"> Push </span> <span class="a-u-show-from-tablet"> Push-Nachrichten </span> </a> <a-color-scheme class="a-u-show-from-tablet a-cholor-scheme-tablet"></a-color-scheme> </div> </div> </a-collapse> </div> <footer class="footer"> <div class="footer__top"> <a href="#top" class="footer__top-link"> <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="arrow-top footer__arrow-top " > <path stroke-linecap="round" stroke-linejoin="round" d="M4.5 10.5 12 3m0 0 7.5 7.5M12 3v18" /> </svg> nach oben </a> </div> <ul class="footer__list"> <li class="footer__item"> <a href="/kontakt/" class="footer__link" data-google-interstitial=false > Kontakt </a> </li> <li class="footer__item"> <a href="/impressum.html" class="footer__link" data-google-interstitial=false > Impressum </a> </li> <li class="footer__item"> <a href="https://www.heise.de/kontakt/?frage=3212474" class="footer__link" data-google-interstitial=false > Barriere melden </a> </li> <li class="footer__item"> <a href="/account/cancellation" class="footer__link" data-google-interstitial=false > Verträge kündigen </a> </li> <li class="footer__item"> <a href="javascript:window._sp_.gdpr.loadPrivacyManagerModal(756676);" class="footer__link" data-google-interstitial=false id="js-gdpr-pm-link" > Cookies & Tracking </a> </li> <li class="footer__item"> <a href="/Datenschutzerklaerung-der-Heise-Medien-GmbH-Co-KG-4860.html" class="footer__link" data-google-interstitial=false > Datenschutz </a> </li> <li class="footer__item"> <a href="https://mediadaten.heise.de/" class="footer__link" data-google-interstitial=false > Mediadaten </a> </li> <li class="footer__item"> <a href="http://www.interred.de/" target="_blank" class="footer__link"> Content Management by InterRed </a> </li> <li class="footer__item"> <a href="https://www.plusline.net/" class="footer__link" data-google-interstitial=false> Hosted by Plus.line </a> </li> <li class="footer__item"> <a href="https://www.heise-gruppe.de/artikel/Heise-Medien-3904998.html" class="footer__link" data-google-interstitial=false> Copyright © 2024 Heise Medien </a> </li> </ul> <div class="footer__bottom"> <a href="https://www.heisegroup.de/"> <div class="footer__heise-way"> <svg preserveAspectRatio="xMinYMin" xmlns="http://www.w3.org/2000/svg" class="heise-logo footer__heise-icon" width="114" height="36" viewBox="0 0 114 36" role="img" > <style> .heise-logo-svg-path { fill: #14315b; } .dark .heise-logo-svg-path { fill: #f2f2f2; } </style> <title>heise Logo</title> <path class="heise-logo-svg-path" d="m39,5.39h3.87v6.14l-.16,3.19c1.38-1.3,3.02-2.5,5.28-2.5,3.53,0,5.08,2.39,5.08,6.56v10.35h-3.87v-9.85c0-2.71-.78-3.74-2.57-3.74-1.45,0-2.41.71-3.76,2.06v11.53h-3.87V5.39Zm16.38,15.49c0-5.36,3.72-8.67,7.61-8.67,4.46,0,6.81,3.23,6.81,7.83,0,.74-.08,1.48-.17,1.88h-10.47c.32,2.93,2.2,4.6,4.86,4.6,1.41,0,2.62-.44,3.83-1.2l1.32,2.41c-1.57,1.06-3.56,1.79-5.66,1.79-4.55,0-8.13-3.2-8.13-8.64Zm11.07-1.59c0-2.54-1.13-4.09-3.39-4.09-1.92,0-3.61,1.44-3.95,4.09h7.34Zm5.19-11.76c0-1.3,1.02-2.19,2.39-2.19s2.39.89,2.39,2.19-1.02,2.19-2.39,2.19-2.39-.91-2.39-2.19Zm.44,5.08h3.87v16.5h-3.87V12.62Zm5.48,14.61l1.8-2.46c1.46,1.14,2.88,1.84,4.56,1.84,1.8,0,2.65-.85,2.65-1.98,0-1.38-1.79-2-3.55-2.67-2.16-.81-4.64-2.06-4.64-4.81s2.31-4.93,6.01-4.93c2.3,0,4.14.93,5.48,1.98l-1.77,2.38c-1.16-.85-2.32-1.44-3.61-1.44-1.66,0-2.45.79-2.45,1.83,0,1.3,1.67,1.8,3.45,2.46,2.23.83,4.73,1.91,4.73,4.99,0,2.84-2.24,5.12-6.41,5.12-2.26,0-4.64-.97-6.25-2.3Zm14.32-6.34c0-5.36,3.72-8.67,7.6-8.67,4.46,0,6.81,3.23,6.81,7.83,0,.74-.08,1.48-.17,1.88h-10.47c.32,2.93,2.2,4.6,4.86,4.6,1.41,0,2.62-.44,3.83-1.2l1.32,2.41c-1.57,1.06-3.56,1.79-5.66,1.79-4.56,0-8.13-3.2-8.13-8.64Zm11.07-1.59c0-2.54-1.13-4.09-3.39-4.09-1.92,0-3.61,1.44-3.95,4.09h7.34ZM21.03,3.86c1.95.91,2.79,3.22,1.88,5.16l-8.99,19.23c-.91,1.94-3.23,2.79-5.17,1.88-1.95-.91-2.79-3.22-1.88-5.16L15.85,5.74c.91-1.94,3.23-2.79,5.17-1.88h0m6.22,12.27h0c-1.95-.91-4.27-.07-5.17,1.88l-3.25,6.95c-.91,1.94-.07,4.26,1.88,5.16,1.95.91,4.27.07,5.17-1.88l3.25-6.95c.91-1.95.07-4.26-1.88-5.16" /> </svg> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 457 37.01" class="heise-way footer__heise-way-icon" > <rect x="0" y="0" width="457" height="37.01" rx="18.51" ry="18.51" fill="#719ed4"/> </svg> <svg preserveAspectRatio="xMinYMin" viewBox="0 0 581.4 407.3" xmlns="http://www.w3.org/2000/svg" role="img" class="heise-claim footer__heise-claim-icon" > <style> .heise-claim-svg-g { fill: #14315b; } .dark .heise-claim-svg-g { fill: #f2f2f2; } </style> <title>Eine Antwort weiter</title> <g class="heise-claim-svg-g"> <path d="m80.8,154.7h21.8l34.2,104.9h-19.7l-16-55.8c-3.3-11.1-6.4-23.1-9.5-34.6h-.6c-2.9,11.6-6,23.5-9.3,34.6l-16.1,55.8h-19l34.2-104.9Zm-14,61.9h49.4v14.6h-49.4v-14.6Z"/><path d="m143.3,180.8h15.1l1.4,10.6h.5c7.1-6.9,15.1-12.6,25.9-12.6,16.9,0,24.2,11.4,24.2,31.3v49.4h-18.5v-47c0-13-3.7-17.8-12.3-17.8-6.9,0-11.5,3.4-18,9.8v55h-18.5v-78.7h.2Z"/><path d="m229.4,233.1v-37.5h-11.2v-13.9l12.2-.8,2.2-21.5h15.3v21.5h20.1v14.7h-20.1v37.5c0,9.3,3.6,13.8,11.2,13.8,2.7,0,5.9-.9,8.2-1.8l3.1,13.6c-4.3,1.4-9.8,2.9-16.1,2.9-18.1-.1-24.9-11.5-24.9-28.5Z"/><path d="m275.1,180.8h18.5l9.6,40.9c1.5,7.6,2.7,15,4.1,22.7h.6c1.5-7.7,3.1-15.3,5-22.7l10.3-40.9h16.7l10.5,40.9c1.9,7.6,3.5,15,5.2,22.7h.6c1.5-7.7,2.7-15.1,4.2-22.7l9.4-40.9h17.3l-20,78.8h-21.9l-9.2-36.8c-1.7-7.4-3.1-14.6-4.7-22.9h-.5c-1.5,8.2-2.9,15.6-4.7,23l-8.9,36.6h-21.3l-20.8-78.7Z"/><path d="m389.4 220.3c0-26.2 17.8-41.4 37.5-41.4s37.5 15.1 37.5 41.4-17.8 41.2-37.5 41.2-37.5-15.1-37.5-41.2zm55.9 0c0-15.8-6.9-26.3-18.5-26.3s-18.5 10.5-18.5 26.3 6.9 26.2 18.5 26.2 18.5-10.4 18.5-26.2z"/><path d="m474.6,180.8h15.2l1.4,14h.5c5.6-10.3,14-16,22.4-16,4,0,6.5.5,8.9,1.6l-3.2,16c-2.8-.8-4.8-1.3-8.1-1.3-6.3,0-13.9,4.3-18.6,16.3v48h-18.5v-78.6h0Z"/><path d="m540.4,233.1v-37.5h-11.2v-13.9l12.2-.8,2.2-21.5h15.3v21.5h20.1v14.7h-20.1v37.5c0,9.3,3.6,13.8,11.2,13.8,2.7,0,5.9-.9,8.2-1.8l3.1,13.6c-4.3,1.4-9.8,2.9-16.1,2.9-18.2-.1-24.9-11.5-24.9-28.5Z"/><path d="m148.4 8.6h63.1v15.7h-44.5v26.9h37.7v15.7h-37.7v31h46.1v15.7h-64.7v-105z"/><path d="m224.5,10.5c0-6.2,4.9-10.5,11.4-10.5s11.4,4.2,11.4,10.5-4.9,10.5-11.4,10.5c-6.5-.1-11.4-4.4-11.4-10.5Zm2.2,24.2h18.5v78.8h-18.5V34.7Z"/><path d="m259.1,34.7h15.1l1.4,10.6h.5c7.1-6.9,15.1-12.6,25.9-12.6,16.9,0,24.2,11.4,24.2,31.3v49.4h-18.5v-47c0-13-3.7-17.8-12.3-17.8-6.9,0-11.5,3.4-18,9.8v55h-18.5V34.7h.2Z"/><path d="m337.3,74.2c0-25.6,17.8-41.4,36.3-41.4,21.3,0,32.5,15.4,32.5,37.4,0,3.5-.4,7.1-.8,9h-50c1.5,14,10.5,21.9,23.2,21.9,6.7,0,12.5-2.1,18.3-5.7l6.3,11.5c-7.5,5.1-17,8.5-27,8.5-21.8,0-38.8-15.2-38.8-41.2Zm52.8-7.6c0-12.1-5.4-19.5-16.2-19.5-9.2,0-17.3,6.9-18.9,19.5h35.1Z"/><path d="m0,326.6h18.5l9.6,40.9c1.5,7.6,2.7,15,4.1,22.7h.6c1.5-7.7,3.1-15.3,5-22.7l10.3-40.9h16.7l10.5,40.9c1.9,7.6,3.5,15,5.2,22.7h.6c1.5-7.7,2.7-15.1,4.2-22.7l9.4-40.9h17.3l-20,78.8h-21.9l-9.2-36.8c-1.7-7.4-3.1-14.6-4.7-22.9h-.6c-1.5,8.2-2.9,15.6-4.7,23l-8.9,36.6h-21.2L0,326.6Z"/><path d="m115.9,366.1c0-25.6,17.8-41.4,36.3-41.4,21.3,0,32.5,15.4,32.5,37.4,0,3.5-.4,7.1-.8,9h-50c1.5,14,10.5,21.9,23.2,21.9,6.7,0,12.5-2.1,18.3-5.7l6.3,11.5c-7.5,5.1-17,8.5-27,8.5-21.7,0-38.8-15.2-38.8-41.2Zm52.9-7.6c0-12.1-5.4-19.5-16.2-19.5-9.2,0-17.3,6.9-18.9,19.5h35.1Z"/><path d="m192.3,302.4c0-6.2,4.9-10.5,11.4-10.5s11.4,4.2,11.4,10.5-4.9,10.5-11.4,10.5c-6.5-.1-11.4-4.4-11.4-10.5Zm2.1,24.2h18.5v78.8h-18.5v-78.8Z"/><path d="m234.4,378.9v-37.5h-11.2v-13.9l12.2-.8,2.2-21.5h15.2v21.5h20.1v14.7h-20.1v37.5c0,9.3,3.6,13.8,11.2,13.8,2.7,0,5.9-.9,8.2-1.8l3.1,13.6c-4.3,1.4-9.8,2.9-16.1,2.9-18.1-.1-24.8-11.5-24.8-28.5Z"/><path d="m276.9,366.1c0-25.6,17.8-41.4,36.3-41.4,21.3,0,32.5,15.4,32.5,37.4,0,3.5-.4,7.1-.8,9h-50c1.5,14,10.5,21.9,23.2,21.9,6.7,0,12.5-2.1,18.3-5.7l6.3,11.5c-7.5,5.1-17,8.5-27,8.5-21.7,0-38.8-15.2-38.8-41.2Zm52.9-7.6c0-12.1-5.4-19.5-16.2-19.5-9.2,0-17.3,6.9-18.9,19.5h35.1Z"/><path d="m355.4,326.6h15.1l1.4,14h.5c5.6-10.3,14-16,22.4-16,4,0,6.5.5,8.9,1.6l-3.2,16c-2.8-.8-4.8-1.3-8.1-1.3-6.3,0-13.9,4.3-18.6,16.3v48h-18.5v-78.6h.1Z"/> </g> </svg> </div> </a> <img src="/assets/components/images/hauptpartner-heise-hannover-96.png" alt="Unser Hauptpartner Hannover 96" class="footer__partner-img" loading="lazy" width="86px" height="40px" > </div> </footer> <style type="text/css"> #consent-edit { position: fixed; bottom: 25px; right: 25px; height: 58px; max-width: 58px; } #consent-edit:empty { display: none; } .cmp-no-pur-privacy-wrapper { display: flex; margin: 0; border-width: 0; justify-content: center; align-items: center; flex-direction: column; box-sizing: border-box; width: 58px; height: 58px; border-radius: 50%; padding: 5px; background-color: #323232; } .cmp-no-pur-privacy-btn { border: none; display: inline-block; cursor: pointer; white-space: nowrap; width: 48px; height: 48px; background: transparent url(https://www.heise.de/icons/svg/icons/svg/pur-privacy-manager.svg) no-repeat center center !important; text-indent: -9999rem; padding: 0; margin: 0; border-width: 0; border-radius: 5px; } </style> <div id="consent-edit"></div> <script> var currentSite = window.location.href; var noPurUrls = [ 'https://spiele.heise.de', 'https://business-services.heise.de', 'https://www.heise.de/solutions', 'https://www.heise.de/brandworlds', 'https://www.heise.de/newsticker/sub/', 'https://www.heise.de/tarifrechner', 'https://preisvergleich.heise.de', ] var showNoPurConsentEditButton = noPurUrls.filter((url) => { return currentSite.startsWith(url) }).length > 0 if (showNoPurConsentEditButton) { var noPurPrivacyManagerId = '869074'; var consentEditContainer = document.querySelector('#consent-edit'); var gdprFooterLink = document.querySelector('#js-gdpr-pm-link'); var noPurPmJs = `javascript:window._sp_.gdpr.loadPrivacyManagerModal(${noPurPrivacyManagerId});` if (gdprFooterLink && gdprFooterLink.href) { gdprFooterLink.href = noPurPmJs; } else { consentEditContainer.innerHTML = ` <div class="cmp-no-pur-privacy-wrapper"> <button onclick="${noPurPmJs}" class="cmp-no-pur-privacy-btn" > Privacy-Manager öffnen </button> </div> ` } } </script> </div> </div> <div id="webperfinfos" hidden> <p></p> <button onclick="javascript:navigator.clipboard.writeText(document.querySelector('#webperfinfos p').innerText);">kopieren</button> </div> </div> <script>performance.mark('JS-Footer Anfang');</script> <a-script async src="https://static-eu.cleverpush.com/channel/loader/2et4HQsqBnH6ZMRXr.js?v=2" name="Cleverpush" needs-consent ></a-script> <script> performance.mark('JS-Footer Ende'); performance.measure('JS-Footer', 'JS-Footer Anfang', 'JS-Footer Ende'); </script>  <script> performance.mark('BODY Ende'); performance.measure('BODY', 'BODY Anfang', 'BODY Ende'); </script> </body> </html>

CINXE.COM

Kontaktformular | heise online