{"id":116317,"date":"2024-06-04T09:39:49","date_gmt":"2024-06-04T07:39:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-android-platforme-grapheneos-poyavilas-vozmozhnost-sozdaniya-destruktivnogo-pin-koda"},"modified":"2026-02-15T22:08:22","modified_gmt":"2026-02-15T20:08:22","slug":"v-android-platforme-grapheneos-poyavilas-vozmozhnost-sozdaniya-destruktivnogo-pin-koda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/v-android-platforme-grapheneos-poyavilas-vozmozhnost-sozdaniya-destruktivnogo-pin-koda","title":{"rendered":"GrapheneOS-platformen p\u00e5 Android har f\u00e5et muligheden for at oprette en destruktiv PIN-kode","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>I den seneste opdatering af den sikre mobilplatform GrapheneOS 2024053100 er der tilf\u00f8jet en funktion til n\u00f8dbeskyttelse af data p\u00e5 enheden. Brugeren f\u00e5r mulighed for at indstille en ekstra adgangskode og PIN-kode, hvis indtastning resulterer i sletning af alle n\u00f8gler i de hardwarebaserede opbevaringer, herunder de n\u00f8gler, der bruges til at kryptere data p\u00e5 drevet samt sletning af eSIM og genstart. Dermed kan ejer af enheden, i tilf\u00e6lde af presset fra omverdenen og tvang til at l\u00e5se op for sk\u00e6rmen, eller ved trussel om, at smartphonen falder i de forkerte h\u00e6nder, indtaste en destruktiv PIN-kode og blokere data uden mulighed for gendannelse af adgang.    <\/p>\n<p>GrapheneOS-projektet udvikler en afgrening fra Android-kildekoden (AOSP, Android Open Source Project), der er udvidet og \u00e6ndret for at forbedre sikkerheden og beskytte privatlivets fred. De fleste aktuelle Google Pixel-enheder (Pixel 4\/5\/6\/7\/8, Pixel Fold, Pixel Tablet) st\u00f8ttes officielt. Projektets fremskridt distribueres under MIT-licensen. Der er inkluderet mange eksperimentelle teknologier, der relaterer sig til styrkelse af applikationsisolation, detaljeret adgangskontrol, blokering af typiske s\u00e5rbarheder og vanskeligg\u00f8relse af exploits.     <\/p>\n<p>For eksempel anvender platformen en egen implementering af malloc og en modificeret version af libc med beskyttelse mod hukommelsesskader samt strammere opdeling af processers adresserum. I stedet for JIT i Android Runtime anvendes kun forsinket (AOT, ahead-of-time) kompilering. I Linux-kernen er der inkluderet mange ekstra beskyttelsesmekanismer, s\u00e5som kanarietags i slub for at forhindre bufferoverflow. For at styrke applikationsisoleringen anvendes SELinux og seccomp-bpf.        <\/p>\n<p>Der er mulighed for selektiv adgang for enkelte applikationer til netv\u00e6rksoperationer, sensorer, kontaktbog og perifere enheder (USB, kamera). Som standard er adgang til IMEI, MAC-adresse, serienummer p\u00e5 SIM-kort og andre hardware-identifikatorer forbudt. L\u00e6sning fra udklipsholderen er kun tilladt for applikationer, der i \u00f8jeblikket har fokus. Der er indf\u00f8rt yderligere foranstaltninger for at isolere processer relateret til Wi-Fi og Bluetooth og forhindre l\u00e6kager som f\u00f8lge af tr\u00e5dl\u00f8s aktivitet. Mange af sikkerhedsforst\u00e6rkningsmekanismerne, der er udviklet i projektet, er flyttet til den prim\u00e6re kodebase af Android.       <\/p>\n<p>I GrapheneOS anvendes kryptografisk verifikation af de indl\u00e6ste komponenter og udvidet <a href=\"https:\/\/prohoster.info\/da\/ssl-sertifikat\/gogetssl-multi-domain\/\"  data-wpil-monitor-id=\"3315\">dataenkryptering<\/a> p\u00e5 niveauet for filsystemerne ext4 og f2fs (data krypteres ved hj\u00e6lp af AES-256-XTS, mens filnavne \u2014 AES-256-CTS med brug af HKDF-SHA512 til at generere en separat n\u00f8gle for hver fil), og ikke bloklager. Data i systempartitioner og i hver brugerkonto krypteres med forskellige n\u00f8gler. Tilg\u00e6ngelig hardware anvendes til at accelerere krypteringsoperationer. P\u00e5 l\u00e5sesk\u00e6rmen vises der en knap til at afslutte sessionen; n\u00e5r den trykkes, nulstilles n\u00f8glerne til dekryptering, og lageret overg\u00e5r til en deaktiveret tilstand. Der er en indstilling til at forbyde installation af yderligere applikationer i valgte brugerkonti. For at beskytte mod passwordfors\u00f8g benyttes et system med forsinkelser, der afh\u00e6nger af antallet af mislykkede fors\u00f8g (fra 30 sekunder til 1 dag).     <\/p>\n<p>GrafeneOS inkluderer principielt ikke Google-apps og -tjenester, samt alternative implementeringer af Google-tjenester som microG. Der er dog mulighed for at installere Google Play-tjenester i et separat isoleret milj\u00f8, som ikke har s\u00e6rlige privilegier. Projektet udvikler ogs\u00e5 flere egne applikationer fokuseret p\u00e5 informationsbeskyttelse og privatliv. Blandt andet tilbydes browseren Vanadium baseret p\u00e5 Chromium, en modificeret version af WebView-motoren, en sikker PDF-viewer, en firewall, applikationen Auditor til verifikation af enheder og opdagelse af indtr\u00e6ngen, en applikation til at arbejde med kameraet, der fokuserer p\u00e5 at sikre privatliv, samt systemet til oprettelse af krypterede sikkerhedskopier Seedvault.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61304\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u043e\u043c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0437\u0430\u0449\u0438\u0449\u0451\u043d\u043d\u043e\u0439 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b GrapheneOS 2024053100 \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u044d\u043a\u0441\u0442\u0440\u0435\u043d\u043d\u043e\u0439 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0435. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0437\u0430\u0434\u0430\u043d\u0438\u044f \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u0430\u0440\u043e\u043b\u044f \u0438 PIN-\u043a\u043e\u0434\u0430, \u0432\u0432\u043e\u0434 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043f\u0440\u0438\u0432\u0435\u0434\u0451\u0442 \u043a \u043e\u0447\u0438\u0441\u0442\u043a\u0435 \u0432\u0441\u0435\u0445 \u043a\u043b\u044e\u0447\u0435\u0439 \u0432 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0430\u0445, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043a\u043b\u044e\u0447\u0438, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u0434\u043b\u044f \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u0435, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043a \u043e\u0447\u0438\u0441\u0442\u043a\u0435 eSIM \u0438 \u043f\u0435\u0440\u0435\u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435. \u0422\u0430\u043a\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c, \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u043e\u043a\u0430\u0437\u0430\u043d\u0438\u044f \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-116317","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u043e\u043c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0437\u0430\u0449\u0438\u0449\u0451\u043d\u043d\u043e\u0439 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b GrapheneOS 2024053100 \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u044d\u043a\u0441\u0442\u0440\u0435\u043d\u043d\u043e\u0439 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