{"id":73923,"date":"2020-03-12T20:42:15","date_gmt":"2020-03-12T17:42:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-predstavil-blokirovshhik-podstanovki-vvoda-cherez-vredonosnye-usb-ustrojstva"},"modified":"2020-03-12T20:42:15","modified_gmt":"2020-03-12T17:42:15","slug":"google-predstavil-blokirovshhik-podstanovki-vvoda-cherez-vredonosnye-usb-ustrojstva","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/google-predstavil-blokirovshhik-podstanovki-vvoda-cherez-vredonosnye-usb-ustrojstva","title":{"rendered":"A Google bemutatott egy bemeneti szimul\u00e1l\u00f3 blokkol\u00f3t a rosszindulat\u00fa USB-eszk\u00f6z\u00f6kkel szemben","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Google v\u00e1llalat kiadta<\/a><\/noindex> seg\u00e9dprogramot ukip<\/a><\/noindex>, amely lehet\u0151v\u00e9 teszi a k\u00f6vet\u00e9si \u00e9s blokkol\u00e1si m\u0171veleteket U1.1.9.6. A t\u00e1mad\u00f3k a hiteles\u00edt\u0151 adatok billenty\u0171zeten val\u00f3 be\u00edr\u00e1s\u00e1t a billenty\u0171k megnyom\u00e1s\u00e1nak hangj\u00e1nak elemz\u00e9s\u00e9vel figyelt\u00e9k meg.<\/a><\/noindex>, amelyeket rosszindulat\u00fa USB-eszk\u00f6z\u00f6k haszn\u00e1lat\u00e1val hajtanak v\u00e9gre, amelyek USB-billenty\u0171zetet szimul\u00e1lnak a rejtett hamis billenty\u0171le\u00fct\u00e9sek besz\u00far\u00e1s\u00e1hoz (p\u00e9ld\u00e1ul egy t\u00e1mad\u00e1s sor\u00e1n lehet szimul\u00e1lva<\/a><\/noindex> a billenty\u0171le\u00fct\u00e9sek sorozata, amely termin\u00e1l megnyit\u00e1s\u00e1hoz \u00e9s tetsz\u0151leges parancsok v\u00e9grehajt\u00e1s\u00e1hoz vezet). A k\u00f3d Python nyelven k\u00e9sz\u00fclt, \u00e9s terjeszt\u00e9sre ker\u00fcl<\/a><\/noindex> Apache 2.0 licenc alatt. <\/p>\n

A seg\u00e9dprogram systemd szolg\u00e1ltat\u00e1s form\u00e1j\u00e1ban fut, \u00e9s figyel\u0151 \u00e9s t\u00e1mad\u00e1smegel\u0151z\u0151 \u00fczemm\u00f3dokban m\u0171k\u00f6dhet. Figyel\u0151 \u00fczemm\u00f3d eset\u00e9n a potenci\u00e1lis t\u00e1mad\u00e1sok azonos\u00edt\u00e1sa \u00e9s a USB-eszk\u00f6z\u00f6k nem rendeltet\u00e9sszer\u0171 haszn\u00e1lat\u00e1val kapcsolatos aktivit\u00e1s napl\u00f3z\u00e1sa t\u00f6rt\u00e9nik. V\u00e9delmi \u00fczemm\u00f3d eset\u00e9n a potenci\u00e1lisan rosszindulat\u00fa eszk\u00f6z azonos\u00edt\u00e1sa eset\u00e9n annak lev\u00e1laszt\u00e1sa t\u00f6rt\u00e9nik a rendszerb\u0151l a meghajt\u00f3 szinten. <\/p>\n

A rosszindulat\u00fa tev\u00e9kenys\u00e9get a billenty\u0171le\u00fct\u00e9sek k\u00f6z\u00f6tti k\u00e9sleltet\u00e9s \u00e9s a be\u00edr\u00e1s jelleg\u00e9nek heurisztikus elemz\u00e9se alapj\u00e1n hat\u00e1rozz\u00e1k meg \u2014 a t\u00e1mad\u00e1s \u00e1ltal\u00e1ban a felhaszn\u00e1l\u00f3 jelenl\u00e9t\u00e9ben zajlik, \u00e9s annak \u00e9rdek\u00e9ben, hogy \u00e9szrev\u00e9tlen maradjon, a szimul\u00e1lt billenty\u0171le\u00fct\u00e9seket szokatlanul, az \u00e1tlagos billenty\u0171zetbeviteli k\u00e9sleltet\u00e9sn\u00e9l minim\u00e1lisabb id\u0151vel k\u00fcldik el. A t\u00e1mad\u00e1sok \u00e9szlel\u00e9s\u00e9nek logik\u00e1j\u00e1nak m\u00f3dos\u00edt\u00e1s\u00e1ra k\u00e9t be\u00e1ll\u00edt\u00e1st javasoltak: KEYSTROKE_WINDOW \u00e9s ABNORMAL_TYPING (az els\u0151 meghat\u00e1rozza a vizsg\u00e1latra haszn\u00e1lt billenty\u0171le\u00fct\u00e9sek sz\u00e1m\u00e1t, a m\u00e1sodik pedig a billenty\u0171le\u00fct\u00e9sek k\u00f6z\u00f6tti k\u00fcsz\u00f6b\u00e9rt\u00e9ket).<\/p>\n

A t\u00e1mad\u00e1s v\u00e9grehajthat\u00f3 egy gyan\u00fatlan eszk\u00f6zzel ell\u00e1tott, m\u00f3dos\u00edtott firmware-rel, p\u00e9ld\u00e1ul billenty\u0171zet szimul\u00e1l\u00e1sa lehets\u00e9ges egy USB-meghajt\u00f3n<\/a><\/noindex>, USB-hubon<\/a><\/noindex>, webkamer\u00e1n<\/a><\/noindex> vagy okostelefonon<\/a><\/noindex> (a Kali NetHunter<\/a><\/noindex> egy speci\u00e1lis seg\u00e9dprogramot k\u00edn\u00e1l az USB-porthoz csatlakoztatott Android platformot futtat\u00f3 okostelefonr\u00f3l t\u00f6rt\u00e9n\u0151 bevitel besz\u00far\u00e1s\u00e1ra). A USB-n kereszt\u00fcli t\u00e1mad\u00e1sok megnehez\u00edt\u00e9s\u00e9re az ukip mellett a USBGuard<\/a><\/noindex>, amely lehet\u0151v\u00e9 teszi az eszk\u00f6z\u00f6k csatlakoztat\u00e1s\u00e1nak korl\u00e1toz\u00e1s\u00e1t csak a feh\u00e9rlist\u00e1n szerepl\u0151 eszk\u00f6z\u00f6kre, vagy blokkolja a k\u00fcls\u0151 USB-eszk\u00f6z\u00f6k csatlakoztat\u00e1s\u00e1t a k\u00e9perny\u0151 z\u00e1rol\u00e1sa alatt, \u00e9s megakad\u00e1lyozza a felhaszn\u00e1l\u00f3 visszat\u00e9r\u00e9se ut\u00e1n a munkav\u00e9gz\u00e9st az ilyen eszk\u00f6z\u00f6kkel.<\/p>\n

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

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

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0443\u0442\u0438\u043b\u0438\u0442\u0443 ukip, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0443\u044e \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u0442\u044c \u0438 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0430\u0442\u0430\u043a\u0438, \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0435\u043c\u044b\u0435 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0445 USB-\u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432, \u0441\u0438\u043c\u0443\u043b\u0438\u0440\u0443\u044e\u0449\u0438\u0445 USB-\u043a\u043b\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u0443 \u0434\u043b\u044f \u0441\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u0444\u0438\u043a\u0442\u0438\u0432\u043d\u044b\u0445 \u043d\u0430\u0436\u0430\u0442\u0438\u0439 \u043a\u043b\u0430\u0432\u0438\u0448 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432 \u0445\u043e\u0434\u0435 \u0430\u0442\u0430\u043a\u0438 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0441\u0438\u043c\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043d\u0430\u0436\u0430\u0442\u0438\u0439, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0438\u0445 \u043a \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u044e \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0430 \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0432 \u043d\u0451\u043c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 \u043a\u043e\u043c\u0430\u043d\u0434). \u041a\u043e\u0434 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. \u0423\u0442\u0438\u043b\u0438\u0442\u0430 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u0442\u0441\u044f […]<\/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-73923","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\udd47A Google bemutatta a rosszindulat\u00fa USB-eszk\u00f6z\u00f6k \u00e1ltal v\u00e9gzett bevitel besz\u00far\u00e1s\u00e1t blokkol\u00f3 eszk\u00f6zt | ProHoster","description":"A Google kiadott egy seg\u00e9dprogramot","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/google-predstavil-blokirovshhik-podstanovki-vvoda-cherez-vredonosnye-usb-ustrojstva","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\udd47Google \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0449\u0438\u043a \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u0432\u0432\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0435 USB-\u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0443\u0442\u0438\u043b\u0438\u0442\u0443","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/google-predstavil-blokirovshhik-podstanovki-vvoda-cherez-vredonosnye-usb-ustrojstva","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2020-03-12T17:42:15+00:00","article:modified_time":"2020-03-12T17:42:15+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"73923","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 18:24:24","updated":"2022-10-08 12:19:17","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/73923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=73923"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/73923\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=73923"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=73923"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=73923"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}