{"id":77154,"date":"2020-04-08T07:41:59","date_gmt":"2020-04-08T05:41:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/microsoft-predlozhil-modul-yadra-linux-dlya-proverki-czelostnosti-sistemy"},"modified":"2020-04-08T07:41:59","modified_gmt":"2020-04-08T05:41:59","slug":"microsoft-predlozhil-modul-yadra-linux-dlya-proverki-czelostnosti-sistemy","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/microsoft-predlozhil-modul-yadra-linux-dlya-proverki-czelostnosti-sistemy","title":{"rendered":"Microsoft zaproponowa\u0142 modu\u0142 j\u0105dra Linux do sprawdzania integralno\u015bci systemu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Programi\u015bci z firmy Microsoft <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2020\/4\/6\/941\">przedstawili<\/a><\/noindex> mechanizm weryfikacji integralno\u015bci <noindex><a rel=\"nofollow\" href=\"https:\/\/microsoft.github.io\/ipe\/\">IPE<\/a><\/noindex> (Integralno\u015b\u0107 Polityki Wykonawczej), realizowany w formie modu\u0142u LSM (Linux Security Module) dla j\u0105dra Linux. Modu\u0142 umo\u017cliwia okre\u015blenie og\u00f3lnej polityki zapewnienia integralno\u015bci dla ca\u0142ego systemu, wskazuj\u0105c, kt\u00f3re operacje s\u0105 dozwolone i w jaki spos\u00f3b nale\u017cy weryfikowa\u0107 autentyczno\u015b\u0107 komponent\u00f3w. Dzi\u0119ki IPE mo\u017cna okre\u015bli\u0107, kt\u00f3re pliki wykonywalne s\u0105 dozwolone do uruchomienia i zapewni\u0107, \u017ce te pliki s\u0105 identyczne z wersj\u0105 dostarczon\u0105 przez zaufane \u017ar\u00f3d\u0142o. Kod <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/microsoft\/ipe\">otwarty<\/a><\/noindex> na licencji MIT.<\/p>\n<p>IPE ma na celu stworzenie w pe\u0142ni weryfikowalnych system\u00f3w, kt\u00f3rych integralno\u015b\u0107 jest potwierdzona od pocz\u0105tkowego bootloadera i j\u0105dra do ko\u0144cowych plik\u00f3w wykonywalnych, konfiguracji i plik\u00f3w \u0142adunkowych. W przypadku zmiany lub podmiany pliku IPE mo\u017ce zablokowa\u0107 operacj\u0119 lub zarejestrowa\u0107 fakt naruszenia integralno\u015bci. Proponowany mechanizm mo\u017ce by\u0107 stosowany w oprogramowaniu uk\u0142adowym dla urz\u0105dze\u0144 wbudowanych, w kt\u00f3rych ca\u0142e oprogramowanie i konfiguracje s\u0105 specjalnie zbierane i dostarczane przez w\u0142a\u015bciciela, na przyk\u0142ad w centrach danych, w kt\u00f3rych Microsoft IPE jest stosowany w sprz\u0119cie do zap\u00f3r sieciowych.<\/p>\n<p>Od innych system\u00f3w weryfikacji integralno\u015bci, takich jak <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=22084\">IMA<\/a><\/noindex>, IPE wyr\u00f3\u017cnia si\u0119 niezale\u017cno\u015bci\u0105 od metadanych w systemie plik\u00f3w \u2014 wszystkie w\u0142a\u015bciwo\u015bci okre\u015blaj\u0105ce dozwolone operacje s\u0105 przechowywane bezpo\u015brednio w j\u0105drze. Do weryfikacji integralno\u015bci zawarto\u015bci plik\u00f3w stosowane s\u0105 istniej\u0105ce w j\u0105drze mechanizmy oparte na kryptograficznych skr\u00f3tach.<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=33888\">dm-verity<\/a><\/noindex> lub <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51881\">fs-verity<\/a><\/noindex>.<br \/>\nAnalogicznie do SELinux obs\u0142ugiwane s\u0105 dwa tryby pracy: \u201epermissive\u201d i \u201eenforce\u201d. W pierwszym trybie jedynie prowadzone s\u0105 logi problem\u00f3w podczas wykonywania kontroli, co na przyk\u0142ad mo\u017ce by\u0107 wykorzystywane do wst\u0119pnego testowania \u015brodowiska.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52691\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Microsoft \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 IPE (Integrity Policy Enforcement), \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0432 \u0432\u0438\u0434\u0435 LSM-\u043c\u043e\u0434\u0443\u043b\u044f (Linux Security Module) \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Linux. \u041c\u043e\u0434\u0443\u043b\u044c \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u043e\u0431\u0449\u0443\u044e \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0443 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 \u0434\u043b\u044f \u0432\u0441\u0435\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u044e\u0449\u0443\u044e \u043a\u0430\u043a\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0434\u043e\u043f\u0443\u0441\u0442\u0438\u043c\u044b \u0438 \u043a\u0430\u043a\u0438\u043c \u0441\u043f\u043e\u0441\u043e\u0431\u043e\u043c \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u0432\u0435\u0440\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u043e\u0434\u043b\u0438\u043d\u043d\u043e\u0441\u0442\u044c \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432. \u041f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 IPE \u043c\u043e\u0436\u043d\u043e \u0443\u043a\u0430\u0437\u0430\u0442\u044c \u043a\u0430\u043a\u0438\u0435 \u0438\u0441\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u0435 \u0444\u0430\u0439\u043b\u044b \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0442\u044c \u0438 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c, [&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-77154","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Microsoft \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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