{"id":40628,"date":"2020-02-02T15:06:08","date_gmt":"2020-02-02T12:06:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/google-predstavil-otkrytyj-stek-opensk-dlya-sozdaniya-kriptograficheskih-tokenov"},"modified":"2020-02-02T15:06:08","modified_gmt":"2020-02-02T12:06:08","slug":"google-predstavil-otkrytyj-stek-opensk-dlya-sozdaniya-kriptograficheskih-tokenov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/google-predstavil-otkrytyj-stek-opensk-dlya-sozdaniya-kriptograficheskih-tokenov","title":{"rendered":"Google har lanserat en \u00f6ppen OpenSK-stack f\u00f6r skapande av kryptografiska tokens","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Google har presenterat<\/a><\/noindex> plattformsl\u00f6sningen OpenSK, som m\u00f6jligg\u00f6r skapandet av firmware f\u00f6r kryptografiska tokens som helt uppfyller standarderna FIDO U2F<\/a><\/noindex> och FIDO2<\/a><\/noindex>. Tokens som \u00e4r skapade med OpenSK kan anv\u00e4ndas som autentiserare f\u00f6r eng\u00e5ngs- och tv\u00e5faktorsautentisering, samt f\u00f6r att bekr\u00e4fta anv\u00e4ndarens fysiska n\u00e4rvaro. Projektet \u00e4r skrivet i Rust och sprids<\/a><\/noindex> \u00e4r licensierad under Apache 2.0.<\/p>\n

OpenSK m\u00f6jligg\u00f6r skapandet av en egen token f\u00f6r tv\u00e5faktorsautentisering p\u00e5 webbplatser, som i motsats till f\u00e4rdiga l\u00f6sningar fr\u00e5n tillverkare som Yubico, Feitian, Thetis och Kensington \u00e4r baserad p\u00e5 helt \u00f6ppen firmware som \u00e4r tillg\u00e4nglig f\u00f6r utvidgning och granskning. OpenSK positioneras som en forskningsplattform som tillverkare av tokens och entusiaster kan anv\u00e4nda f\u00f6r att utveckla nya m\u00f6jligheter och demokratisera tokens. Koden f\u00f6r OpenSK utvecklades ursprungligen som en applikation f\u00f6r Tock OS<\/a><\/noindex> och har testats p\u00e5 Nordic nRF52840-DK och Nordic nRF52840-dongle. <\/p>\n

F\u00f6rutom programvaran har projektet tillhandah\u00e5lls<\/a><\/noindex> prototyper f\u00f6r att 3D-skriva hus f\u00f6r USB-nycklar baserade p\u00e5 den popul\u00e4ra chipp Nordic nRF52840<\/a><\/noindex>, som inkluderar ARM Cortex-M4 mikrocontroller och kryptokopplare
\n ARM TrustZone Cryptocell 310. Nordic nRF52840 \u00e4r den f\u00f6rsta referensplattformen f\u00f6r OpenSK. OpenSK har st\u00f6d f\u00f6r kryptokopplaren ARM CryptoCell och alla typer av transport som tillhandah\u00e5lls av chipet, inklusive USB, NFC och Bluetooth Low Energy. F\u00f6rutom anv\u00e4ndningen av kryptokopplaren har OpenSK \u00e4ven f\u00f6rberett separata implementationer av algoritmerna ECDSA, ECC secp256r1, HMAC-SHA256 och AES256, skrivna i Rust.<\/p>\n

\"Google<\/a><\/noindex><\/center><\/p>\n

Det b\u00f6r noteras att OpenSK inte \u00e4r den f\u00f6rsta \u00f6ppna implementationen av firmware f\u00f6r tokens med st\u00f6d f\u00f6r FIDO2 och U2F, liknande firmware utvecklar \u00f6ppna projekt Solo<\/a><\/noindex> och Somu<\/a><\/noindex>. I j\u00e4mf\u00f6relse med n\u00e4mnda projekt \u00e4r OpenSK skrivet i Rust, vilket undviker m\u00e5nga s\u00e5rbarheter som uppst\u00e5r p\u00e5 grund av l\u00e5g-niv\u00e5 \u00e5tkomst till minne, s\u00e5som \u00e5tkomst till minnesomr\u00e5den efter att de har frigjorts, dereferensiering av nullpekare och buffert\u00f6verskridning. <\/p>\n

Den f\u00f6reslagna firmware f\u00f6r installation \u00e4r baserad p\u00e5 TockOS<\/a><\/noindex>,
\nett operativsystem f\u00f6r mikrokontroller baserat p\u00e5 Cortex-M och RISC-V, som tillhandah\u00e5ller sandbox-isolering av k\u00e4rnan, drivrutiner och applikationer. OpenSK \u00e4r utformat som en applet f\u00f6r TockOS. Ut\u00f6ver OpenSK har Google ocks\u00e5 f\u00f6rberett en version f\u00f6r TockOS optimerad f\u00f6r Flash-minnen (NVMC) lagring<\/a><\/noindex> och en upps\u00e4ttning patchar<\/a><\/noindex>. K\u00e4rnan och drivrutinerna i TockOS, precis som OpenSK, \u00e4r skrivna i Rust.<\/p>\n

\r\n \"Spela\r\n
<\/div>\r\n <\/div><\/center><\/p>\n

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

K\u00e4lla: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0443 OpenSK, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0443\u044e \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0438 \u0434\u043b\u044f \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0442\u043e\u043a\u0435\u043d\u043e\u0432, \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430\u043c FIDO U2F \u0438 FIDO2. \u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0435 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c OpenSK \u0442\u043e\u043a\u0435\u043d\u044b \u043c\u043e\u0433\u0443\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c\u0441\u044f \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u043e\u0432 \u0434\u043b\u044f \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u043e\u0439 \u0438 \u0434\u0432\u0443\u0445\u0444\u0430\u043a\u0442\u043e\u0440\u043d\u043e\u0439 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u043b\u044f \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0438\u044f \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u041f\u0440\u043e\u0435\u043a\u0442 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \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. OpenSK \u0434\u0430\u0451\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":40629,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-40628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"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\udd47Google presenterade den \u00f6ppna OpenSK-stacken f\u00f6r att skapa kryptografiska tokens | ProHoster","description":"Google har presenterat plattformen OpenSK, som m\u00f6jligg\u00f6r skapande av firmware 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