{"id":260367,"date":"2022-06-23T11:07:00","date_gmt":"2022-06-23T08:07:00","guid":{"rendered":"https:\/\/vpn.inform.click\/?p=260367"},"modified":"2023-06-19T04:28:06","modified_gmt":"2023-06-19T01:28:06","slug":"microsoft-edges-super-duper-secure-mode-inaktiverar-javascript-for-extra-sakerhet","status":"publish","type":"post","link":"https:\/\/vpn.inform.click\/sv\/microsoft-edges-super-duper-secure-mode-inaktiverar-javascript-for-extra-sakerhet\/","title":{"rendered":"Microsoft Edges &#8221;Super Duper Secure Mode&#8221; inaktiverar JavaScript f\u00f6r extra s\u00e4kerhet"},"content":{"rendered":"<p>Microsoft Edge \u00e4r utvecklad av Microsoft och \u00e4r en webbl\u00e4sare f\u00f6r <strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Cross-platform_software\" rel=\"noopener nofollow\" class=\"external external_icon\" target=\"_blank\">flera plattformar .<\/a><\/strong> Den h\u00e4r webbl\u00e4saren sl\u00e4pptes f\u00f6rst f\u00f6r Windows <strong>10<\/strong> och <strong>Xbox<\/strong> One 2015, <strong>Android<\/strong> och <strong>iOS<\/strong> <strong>2017<\/strong><strong>,<\/strong> <strong>Mac<\/strong> 2019 och <strong>Linux<\/strong> i oktober <strong>2020<\/strong><strong>.<\/strong><\/p>\n<p>Den blev snabbt popul\u00e4r och ersatte sin f\u00f6reg\u00e5ngare, &quot; <strong>Internet Explorer 11<\/strong> &quot;, p\u00e5 <strong>Windows 8.1<\/strong>, <strong>2002 R2<\/strong>, <strong>Server 2016<\/strong> och <strong>Server 2019.<\/strong> Dessutom publicerade Microsoft planer p\u00e5 att rekonstruera webbl\u00e4saren som <strong>Chromium-baserad<\/strong> med <a href=\"https:\/\/blogs.windows.com\/windowsexperience\/2018\/12\/06\/microsoft-edge-making-the-web-better-through-more-open-source-collaboration\/\" rel=\"noopener nofollow\" class=\"external external_icon\" target=\"_blank\">Blink-<\/a> och <strong>V8-motorer<\/strong>.<\/p>\n<p>Idag meddelade Microsoft att de kommer att k\u00f6ra ett experiment i sin <strong>Edge-webbl\u00e4sare<\/strong>. Detta experiment <strong>inaktiverar<\/strong> avsiktligt en viktig prestanda- och optimeringsfunktion f\u00f6r att m\u00f6jligg\u00f6ra mer avancerade s\u00e4kerhetsuppgraderingar i <strong>Edge<\/strong> <strong>Super Duper Secure Mode<\/strong>.<\/p>\n<p><strong>Jonathan Norman<\/strong>, som \u00e4r Microsoft Edge's Vulnerability Research Lead, meddelade idag att &quot;tanken bakom det nya <strong>Super Duper Secure Mode<\/strong> \u00e4r att inaktivera st\u00f6d f\u00f6r <strong>JIT (Just-In-Time)<\/strong> i V8, Edge-webbl\u00e4sarens JavaScript-motor.&quot;<\/p>\n<p>\u00c4ven om JIT inte \u00e4r bekant f\u00f6r de flesta anv\u00e4ndare, spelar den en avg\u00f6rande roll i webbl\u00e4sare. JIT fungerar genom att ta <strong>JavaScript<\/strong> och organisera det till maskinkod. Om webbl\u00e4saren kr\u00e4ver koden f\u00e5r den en <strong>viktig hastighets\u00f6kning<\/strong>. Om den inte g\u00f6r det <strong>kasseras<\/strong> koden .<\/p>\n<p>JIT-st\u00f6d i V8 \u00e4r dock komplicerat. Norman sa att JIT-relaterade s\u00e4kerhetsproblem uppgick till <strong>45 % av alla V8-s\u00e5rbarheter bara under 2019<\/strong>. Dessutom \u00e4r mer \u00e4n h\u00e4lften av &quot; <strong>i det vilda<\/strong> &quot; Chrome-exploaterna beroende av <strong>JIT-relaterade buggar<\/strong>.<\/p>\n<p>Norman till\u00e4gger vidare att nyligen genomf\u00f6rda tester utf\u00f6rda av Microsoft Edge-teamet har visat att trots dess <strong>avg\u00f6rande roll<\/strong> f\u00f6r att p\u00e5skynda webbl\u00e4sare, \u00e4r JIT inte l\u00e4ngre en grundl\u00e4ggande funktion f\u00f6r Edges prestanda.<\/p>\n<p>Super Duper <strong>Secure Mode<\/strong> inaktiverar JIT men aktiverar samtidigt tv\u00e5 andra s\u00e4kerhetsfunktioner som kallas <strong><a href=\"https:\/\/software.intel.com\/content\/www\/us\/en\/develop\/articles\/technical-look-control-flow-enforcement-technology.html\" rel=\"noopener nofollow\" class=\"external external_icon\" target=\"_blank\">Control-flow-Enforcement Technology<\/a> (CET)<\/strong> och <a href=\"https:\/\/docs.microsoft.com\/en-us\/microsoft-365\/security\/defender-endpoint\/exploit-protection-reference?view=o365-worldwide#arbitrary-code-guard\" rel=\"noopener nofollow\" class=\"external external_icon\" target=\"_blank\">Arbitrary Code Guard<\/a> <strong>(ACG)<\/strong> \u2014 tv\u00e5 funktioner som normalt skulle krocka med <strong>V8:s JIT-exekvering<\/strong>.<\/p>\n<p><strong>Super Duper Secure Mode<\/strong> \u00e4r f\u00f6r n\u00e4rvarande m\u00e4rkt som ett experiment, och det finns inga planer p\u00e5 att skicka det till anv\u00e4ndare \u00e4n. Den h\u00e4r funktionen \u00e4r dock redan aktiv och tillg\u00e4nglig f\u00f6r testning. Anv\u00e4ndare av Edge Canary, Dev och Beta kan g\u00e5 till f\u00f6ljande adress och aktivera den h\u00e4r funktionen i sina Edge-webbl\u00e4sare:<\/p>\n<\/p>\n<p>\u00c4ven om det fortfarande \u00e4r os\u00e4kert om den h\u00e4r tekniken kommer att lanseras som en funktion, \u00e4r det fortfarande v\u00e4rt ett f\u00f6rs\u00f6k, enligt Jonathan Norman. Anv\u00e4ndare kan ocks\u00e5 testa denna teknik och l\u00e4mna v\u00e4rdefull feedback till utvecklingsteamet p\u00e5 <a href=\"https:\/\/techcommunity.microsoft.com\/t5\/microsoft-edge-insider\/ct-p\/MicrosoftEdgeInsider\" rel=\"noopener nofollow\" class=\"external external_icon\" target=\"_blank\">Microsoft Edge Insider<\/a>.<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsofts senaste experiment med att inaktivera JavaScript f\u00f6r ytterligare s\u00e4kerhet. L\u00e4r dig allt du beh\u00f6ver veta om<\/p>\n","protected":false},"author":1,"featured_media":305501,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wp_rev_ctl_limit":""},"categories":[8563,8523,8543,8440,8481,8492],"tags":[],"class_list":["post-260367","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-allman","category-dataskydd","category-installningar","category-vpn-for-datorer","category-vpn-och-integritet","category-vpn-instruktioner"],"_links":{"self":[{"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/posts\/260367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/comments?post=260367"}],"version-history":[{"count":0,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/posts\/260367\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/media\/305501"}],"wp:attachment":[{"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/media?parent=260367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/categories?post=260367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vpn.inform.click\/sv\/wp-json\/wp\/v2\/tags?post=260367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}