{"id":38775,"date":"2019-10-31T22:25:51","date_gmt":"2019-10-31T19:25:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/podbor-heshej-parolej-osnovatelej-unix\/"},"modified":"2019-10-31T22:25:51","modified_gmt":"2019-10-31T19:25:51","slug":"podbor-heshej-parolej-osnovatelej-unix","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/podbor-heshej-parolej-osnovatelej-unix","title":{"rendered":"A UNIX alap\u00edt\u00f3inak jelszavainak hash-j\u00e1nak kiv\u00e1laszt\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A nyilv\u00e1nos<\/a><\/noindex> a BSD 3 k\u00f3d\u00fa t\u00f6rt\u00e9nelmi mint\u00e1kban, ezek k\u00f6z\u00f6tt tal\u00e1lhat\u00f3 egy f\u00e1jl \/etc\/passwd<\/a><\/noindex> Unix alap\u00edt\u00f3inak jelszavait hashes form\u00e1j\u00e1ban. Mivel a jelszavak DES m\u00f3dszerrel lettek hash-elve, ami a modern sz\u00e1m\u00edt\u00f3g\u00e9pekkel k\u00f6nnyen felt\u00f6rhet\u0151, a lelkes felhaszn\u00e1l\u00f3k megpr\u00f3b\u00e1lt\u00e1k<\/a><\/noindex> vissza\u00e1ll\u00edtani az Unix-alap\u00edt\u00f3k \u00e1ltal haszn\u00e1lt jelszavakat.<\/p>\n

Szinte az \u00f6sszes Unix-alap\u00edt\u00f3 jelszava gyorsan felt\u00f6rhet\u0151 volt.<\/a><\/noindex> szinte azonnal. P\u00e9ld\u00e1ul Brian Kernighan jelszava egy k\u00f6nnyen be\u00edrhat\u00f3 kombin\u00e1ci\u00f3 volt \"\\.,\\\/.,,\"; Dennis Ritchie jelszava \"dmac\"; Kirk McKusick\u00e9 pedig \"foobar\"; m\u00edg Steven Bourne-\u00e9 \"bourne\". <\/p>\n

Kiv\u00e9telt k\u00e9pezett Ken Thompson jelszava. 2014-ben, n\u00e9h\u00e1ny napnyi sz\u00e1m\u00edt\u00e1s ut\u00e1n, a jelsz\u00f3 felt\u00f6rhetetlen maradt. N\u00e9h\u00e1ny nappal ezel\u0151tt \u00fajra megpr\u00f3b\u00e1lt\u00e1k<\/a><\/noindex> m\u00e9g egy k\u00eds\u00e9rlet, \u00e9s t\u00f6bb mint 4 napnyi pr\u00f3b\u00e1lkoz\u00e1s ut\u00e1n a hashcat seg\u00edts\u00e9g\u00e9vel, egy AMD Radeon Vega64 grafikus k\u00e1rty\u00e1val, siker\u00fclt a jelsz\u00f3t megfejteni (a pr\u00f3b\u00e1lkoz\u00e1s teljes\u00edtm\u00e9nye 930 milli\u00f3 hash m\u00e1sodpercenk\u00e9nt). A jelsz\u00f3 \"p\/q2-q4!\" lett. A sakkrajong\u00f3k meg\u00e1llap\u00edtott\u00e1k, hogy ez a kezdete le\u00edr\u00f3 not\u00e1ci\u00f3ja<\/a><\/noindex> be. . Ken Thompson<\/a><\/noindex>ezt a felt\u00e9telez\u00e9st. meger\u0151s\u00edtette<\/a><\/noindex> \ud83e\udd47Unix-alap\u00edt\u00f3k jelszavainak hash-jeinek felt\u00f6r\u00e9se | ProHoster<\/p>\n

<\/a><\/noindex><\/p>\n

Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435 \u0434\u0430\u043c\u043f\u0430\u0445 \u0438\u0441\u0442\u043e\u0440\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0440\u0435\u0437\u043e\u0432 \u0441 \u043a\u043e\u0434\u043e\u043c BSD 3 \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0438 \u0444\u0430\u0439\u043b \/etc\/passwd \u0441 \u0445\u044d\u0448\u0430\u043c\u0438 \u043f\u0430\u0440\u043e\u043b\u0435\u0439 \u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 Unix. \u0422\u0430\u043a \u043a\u0430\u043a \u043f\u0430\u0440\u043e\u043b\u0438 \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043c\u0435\u0442\u043e\u0434\u043e\u043c DES, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0434\u043b\u044f \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u0432\u044b\u0447\u0438\u0441\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0442\u0435\u0445\u043d\u0438\u043a\u0438 \u043d\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0441 \u043f\u043e\u0434\u0431\u043e\u0440\u043e\u043c, \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442\u044b \u043f\u043e\u043f\u044b\u0442\u0430\u043b\u0438\u0441\u044c \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u043f\u0430\u0440\u043e\u043b\u0438, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c\u0438 Unix. \u041f\u0430\u0440\u043e\u043b\u0438 \u043f\u043e\u0447\u0442\u0438 \u0432\u0441\u0435\u0445 \u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 Unix \u0431\u044b\u043b\u0438 \u043f\u043e\u0434\u043e\u0431\u0440\u0430\u043d\u044b \u043f\u043e\u0447\u0442\u0438 […]<\/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-38775","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Unix-alap\u00edt\u00f3k jelszavainak hash-jeinek felt\u00f6r\u00e9se | ProHoster","description":"A BSD 3 k\u00f3d\u00fa t\u00f6rt\u00e9nelmi mint\u00e1kban, ezek k\u00f6z\u00f6tt tal\u00e1lhat\u00f3 egy 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