{"id":37277,"date":"2019-10-31T22:16:45","date_gmt":"2019-10-31T19:16:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/opendrop-otkrytaya-realizatsii-tehnologii-apple-airdrop\/"},"modified":"2019-10-31T22:16:45","modified_gmt":"2019-10-31T19:16:45","slug":"opendrop-otkrytaya-realizatsii-tehnologii-apple-airdrop","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/opendrop-otkrytaya-realizatsii-tehnologii-apple-airdrop","title":{"rendered":"OpenDrop \u2014 otvoren\u00e1 implement\u00e1cia technol\u00f3gie Apple AirDrop","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Projekt Otvoren\u00e1 bezdr\u00f4tov\u00e1 linka<\/a><\/noindex>, zaoberaj\u00faca sa anal\u00fdzou propriet\u00e1rnych bezdr\u00f4tov\u00fdch protokolov spolo\u010dnosti Apple, predstavil<\/a><\/noindex> na konferencii USENIX 2019 predn\u00e1\u0161ka<\/a><\/noindex> s anal\u00fdzou zranite\u013enost\u00ed v bezdr\u00f4tov\u00fdch protokoloch Apple (boli zisten\u00e9 mo\u017enosti vykonania MiTM \u00fatoku na modifik\u00e1ciu s\u00faborov pren\u00e1\u0161an\u00fdch medzi zariadeniami, DoS \u00fatokov na blokovanie interakcie zariaden\u00ed a sp\u00f4sobov zam\u0155zania zariaden\u00ed, ako aj vyu\u017eitie AirDrop na identifik\u00e1ciu a sledovanie pou\u017e\u00edvate\u013eov). V priebehu uskuto\u010dnen\u00e9ho v\u00fdskumu boli pripraven\u00e9 otvoren\u00e9 realiz\u00e1cie protokolu AWDL (Apple Wireless Direct Link) a technol\u00f3gie AirDrop<\/a><\/noindex>, podrobnosti, o ktor\u00fdch boli z\u00edskan\u00e9 v d\u00f4sledku reverzn\u00e9ho in\u017einierstva.<\/p>\n

Realiz\u00e1cia AWDL je nap\u00edsan\u00e1 v jazyku C a publikovan\u00e1 ako aplik\u00e1cia pre Linux owl<\/a><\/noindex> (Otvoren\u00e1 bezdr\u00f4tov\u00e1 linka), ktor\u00e1 pou\u017e\u00edva API Netlink na vykon\u00e1vanie oper\u00e1ci\u00ed \u0161pecifick\u00fdch pre Wi-Fi, ako je prep\u00ednanie kan\u00e1lov. Integr\u00e1cia s sie\u0165ov\u00fdm stackom sa vykon\u00e1va prostredn\u00edctvom virtu\u00e1lneho sie\u0165ov\u00e9ho rozhrania, ktor\u00e9 umo\u017e\u0148uje aplik\u00e1ci\u00e1m s podporou IPv6 pou\u017e\u00edva\u0165 protokol AWDL bez potreby \u00faprav v k\u00f3de. Pr\u00e1ca je mo\u017en\u00e1 na sie\u0165ov\u00fdch kart\u00e1ch s podporou re\u017eimu akt\u00edvneho monitorovania, ktor\u00fd umo\u017e\u0148uje substit\u00faciu r\u00e1mcov (napr\u00edklad je podporovan\u00e9 v Atheros AR9280).<\/p>\n

Protokol AWDL je z\u00e1kladom bezdr\u00f4tov\u00fdch technol\u00f3gi\u00ed Apple, ktor\u00e9 sa pou\u017e\u00edvaj\u00fa na organiz\u00e1ciu priamej interakcie zariaden\u00ed bez ich predch\u00e1dzaj\u00faceho nastavenia a p\u00e1rovania. Na z\u00e1klade AWDL funguje aj slu\u017eba AirDrop, ktor\u00e1 umo\u017e\u0148uje v\u00fdmenu s\u00faborov prostredn\u00edctvom Wi-Fi a Bluetooth. Pripraven\u00e9 komponenty AirDrop od v\u00fdskumn\u00edkov s\u00fa nap\u00edsan\u00e9 v jazyku Python a s\u00fa dostupn\u00e9 v r\u00e1mci projektu OpenDrop<\/a><\/noindex>. K\u00f3d owl a OpenDrop je zverejnen\u00fd pod licenciou GPLv3.<\/p>\n

OpenDrop poskytuje pr\u00edkazov\u00fd riadok, ktor\u00fd umo\u017e\u0148uje v\u00fdmenu s\u00faborov medzi zariadeniami prostredn\u00edctvom Wi-Fi. Na \u00farovni protokolu je realiz\u00e1cia \u00faplne kompatibiln\u00e1 so zariadeniami Apple, \u010do umo\u017e\u0148uje organizova\u0165 interakcie syst\u00e9mov zalo\u017een\u00fdch na Linuxe so zariadeniami pou\u017e\u00edva\u0165 iOS a macOS. Odosielanie s\u00faborov je povolen\u00e9 iba na zariadenia Apple, ktor\u00e9 s\u00fa nastaven\u00e9 do re\u017eimu neobmedzen\u00e9ho ur\u010dovania in\u00fdmi pou\u017e\u00edvate\u013emi, preto\u017ee selekt\u00edvne ur\u010denie zariadenia a posielanie na z\u00e1klade adres\u00e1ra vy\u017eaduje overenie digit\u00e1lnym podpisom Apple. <\/p>\n

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

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

\u041f\u0440\u043e\u0435\u043a\u0442 Open Wireless Link, \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0431\u043e\u0440\u043e\u043c \u043f\u0440\u043e\u043f\u0440\u0438\u0435\u0442\u0430\u0440\u043d\u044b\u0445 \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Apple, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 USENIX 2019 \u0434\u043e\u043a\u043b\u0430\u0434 \u0441 \u0430\u043d\u0430\u043b\u0438\u0437\u043e\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u0431\u0435\u0441\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u044b\u0445 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u0445 Apple (\u043d\u0430\u0439\u0434\u0435\u043d\u044b \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0438\u044f MiTM-\u0430\u0442\u0430\u043a\u0438 \u0434\u043b\u044f \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0445 \u043c\u0435\u0436\u0434\u0443 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u043c\u0438 \u0444\u0430\u0439\u043b\u043e\u0432, DoS-\u0430\u0442\u0430\u043a\u0438 \u0434\u043b\u044f \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0438 \u0432\u044b\u0437\u043e\u0432\u0430 \u0437\u0430\u0432\u0438\u0441\u0430\u043d\u0438\u044f \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f AirDrop \u0434\u043b\u044f \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0438 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439). \u0412 \u0445\u043e\u0434\u0435 \u043f\u0440\u043e\u0432\u0435\u0434\u0451\u043d\u043d\u043e\u0433\u043e […]<\/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-37277","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\udd47OpenDrop \u2014 otvoren\u00e1 implement\u00e1cia technol\u00f3gie Apple AirDrop | ProHoster","description":"Projekt Otvoren\u00e1 bezdr\u00f4tov\u00e1 linka, zaoberaj\u00faca sa anal\u00fdzou propriet\u00e1rnych bezdr\u00f4tov\u00fdch protokolov spolo\u010dnosti Apple,","canonical_url":"https:\/\/prohoster.info\/sk\/blog\/news\/opendrop-otkrytaya-realizatsii-tehnologii-apple-airdrop","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sk_SK","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47OpenDrop \u2014 \u043e\u0442\u043a\u0440\u044b\u0442\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 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