{"id":1796,"date":"2014-10-16T19:56:37","date_gmt":"2014-10-16T18:56:37","guid":{"rendered":"http:\/\/staging.cernosice.cz\/?p=1796"},"modified":"2014-10-16T21:53:13","modified_gmt":"2014-10-16T20:53:13","slug":"google-authenticator-presun-aplikace","status":"publish","type":"post","link":"https:\/\/blog.cernosice.cz\/index.php\/2014-10-16-google-authenticator-presun-aplikace","title":{"rendered":"Google Authenticator – P\u0159esun aplikace"},"content":{"rendered":"

Google Authenticator<\/strong> je aplikace pro mobiln\u00ed telefony (Android, iOS) generuj\u00edc\u00ed k\u00f3dy pro dvouf\u00e1zov\u00e9 ov\u011b\u0159en\u00ed.<\/p>\n

Funguje to tak, \u017ee se p\u0159ihl\u00e1s\u00edte pomoc\u00ed jm\u00e9na a hesla, a n\u00e1sledn\u011b je\u0161t\u011b op\u00ed\u0161ete k\u00f3d z telefonu, kter\u00fd se pro ka\u017edou aplikaci po 30 vte\u0159in\u00e1ch m\u011bn\u00ed.<\/p>\n

Jedn\u00e1 se o standard OTP, v\u00fdhodou tedy je, \u017ee neexistuje jen jedna aplikace a je mo\u017en\u00e9 pou\u017e\u00edt jakoukoliv. V\u010detn\u011b nap\u0159. p\u0159\u00edstupu ke knihovn\u00e1m pro p\u0159\u00edpad, \u017ee byste cht\u011bli ud\u011blat aplikaci vlastn\u00ed.<\/p>\n

\"ga-otp\"<\/a><\/p>\n

P\u0159esun do nov\u00e9ho za\u0159\u00edzen\u00ed<\/strong><\/h3>\n

Aplikace Google Authenticator<\/strong> (minim\u00e1ln\u011b verze pro iOS) m\u00e1 jednu chybu – nemo\u017enost exportovat tokeny do z\u00e1lohy a sou\u010dasn\u011b ani neukl\u00e1d\u00e1 nastaven\u00ed do z\u00e1lohy (do iCloudu a p\u0159edpokl\u00e1d\u00e1m, \u017ee ani do z\u00e1lohy v iTunes).<\/p>\n

V p\u0159\u00edpad\u011b p\u0159esunu aplikace je tedy nutn\u00e9 postupovat tak, \u017ee v jednotliv\u00fdch aplikac\u00edch si 2-f\u00e1zov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed vypnete a n\u00e1sledn\u011b op\u011bt zapnete (a vlo\u017e\u00edte do nov\u00e9ho za\u0159\u00edzen\u00ed). N\u011bkter\u00e9 aplikace toti\u017e nedovoluj\u00ed vypnout 2-f\u00e1zov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed bez p\u0159\u00edstupu k aplikac\u00ed vygenerovan\u00e9mu k\u00f3du. V\u00fdjimkou je nap\u0159. Google, kter\u00fd nab\u00edz\u00ed vytvo\u0159en\u00ed offline k\u00f3d\u016f (kter\u00e9 lze pou\u017e\u00edt i bez p\u0159\u00edstupu k aplikaci) nebo mo\u017enost p\u0159esunout aplikaci do nov\u00e9ho p\u0159\u00edstroje (zde pozor, proto\u017ee se v tomto p\u0159\u00edpad\u011b m\u011bn\u00ed token, tak\u017ee vygenerovan\u00e9 k\u00f3dy jsou odli\u0161en\u00e9).<\/p>\n

Tento postup bohu\u017eel ne\u0159e\u0161\u00ed p\u0159\u00edpad hav\u00e1rie (ztr\u00e1ta telefonu nebo jeho po\u0161kozen\u00e9). Proto se doporu\u010duje si p\u0159i zap\u00edn\u00e1n\u00ed 2-f\u00e1zov\u00e9ho ov\u011b\u0159ov\u00e1n\u00ed token (ve form\u00e1tu QR k\u00f3du) zkop\u00edrovat a bezpe\u010dn\u011b ulo\u017eit.<\/p>\n

T\u0159et\u00ed mo\u017enost\u00ed je pou\u017eit\u00ed jin\u00e9 aplikace – nap\u0159. takov\u00e9, kter\u00e1 um\u00ed ukl\u00e1dat tokeny do z\u00e1lohy nebo alespo\u0148 ru\u010dn\u00ed export.<\/p>\n","protected":false},"excerpt":{"rendered":"

Google Authenticator je aplikace pro mobiln\u00ed telefony (Android, iOS) generuj\u00edc\u00ed k\u00f3dy pro dvouf\u00e1zov\u00e9 ov\u011b\u0159en\u00ed. Funguje to tak, \u017ee se p\u0159ihl\u00e1s\u00edte pomoc\u00ed jm\u00e9na a hesla, a n\u00e1sledn\u011b je\u0161t\u011b op\u00ed\u0161ete k\u00f3d z telefonu, kter\u00fd se pro ka\u017edou aplikaci po 30 vte\u0159in\u00e1ch m\u011bn\u00ed. Jedn\u00e1 se o standard OTP, v\u00fdhodou tedy je, \u017ee neexistuje jen jedna aplikace a je … Pokra\u010dovat ve \u010dten\u00ed „Google Authenticator – P\u0159esun aplikace“<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-1796","post","type-post","status-publish","format-standard","hentry","category-apple"],"yoast_head":"\nGoogle Authenticator - P\u0159esun aplikace – Prochaine Bloguje<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.cernosice.cz\/index.php\/2014-10-16-google-authenticator-presun-aplikace\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Google Authenticator - P\u0159esun aplikace – Prochaine Bloguje\" \/>\n<meta property=\"og:description\" content=\"Google Authenticator je aplikace pro mobiln\u00ed telefony (Android, iOS) generuj\u00edc\u00ed k\u00f3dy pro dvouf\u00e1zov\u00e9 ov\u011b\u0159en\u00ed. Funguje to tak, \u017ee se p\u0159ihl\u00e1s\u00edte pomoc\u00ed jm\u00e9na a hesla, a n\u00e1sledn\u011b je\u0161t\u011b op\u00ed\u0161ete k\u00f3d z telefonu, kter\u00fd se pro ka\u017edou aplikaci po 30 vte\u0159in\u00e1ch m\u011bn\u00ed. 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