{"id":163123,"date":"2026-03-05T11:12:00","date_gmt":"2026-03-05T09:12:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-chromebook-nachalas-integracziya-otkrytyh-chipov-opentitan"},"modified":"2026-03-05T11:12:00","modified_gmt":"2026-03-05T09:12:01","slug":"v-chromebook-nachalas-integracziya-otkrytyh-chipov-opentitan","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/v-chromebook-nachalas-integracziya-otkrytyh-chipov-opentitan","title":{"rendered":"A Chromebook elkezdte az OpenTitan ny\u00edlt chipjeinek integr\u00e1ci\u00f3j\u00e1t","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Google bejelentette, hogy a Chromebook eszk\u00f6z\u00f6kben megkezdi az OpenTitan ny\u00edlt platformon alapul\u00f3 chipek haszn\u00e1lat\u00e1t. A Chromebookok lettek az els\u0151 kereskedelmi forgalomban el\u00e9rhet\u0151 eszk\u00f6z\u00f6k, amelyek OpenTitan chipekkel vannak felszerelve. Ezen fel\u00fcl id\u00e9n a Google adatk\u00f6zpontjaiban tervezik a szerver rendszerek OpenTitan-alap\u00fa implement\u00e1l\u00e1s\u00e1t. A chippek t\u00f6meggy\u00e1rt\u00e1s\u00e1t a Nuvoton v\u00e1llalat ind\u00edtotta el. Tov\u00e1bb\u00e1 megjegyezt\u00e9k, hogy megkezd\u0151d\u00f6tt a chip m\u00e1sodik verzi\u00f3j\u00e1nak fejleszt\u00e9se, amely lehet\u0151v\u00e9 teszi a posztkvantum-algoritmusok, a ML-DSA \u00e9s ML-KEM titkos\u00edt\u00e1si m\u00f3dszerek, amelyek a r\u00e1cste\u00f3ria probl\u00e9m\u00e1inak megold\u00e1s\u00e1n alapulnak, biztons\u00e1gos ind\u00edt\u00e1shoz \u00e9s hiteles\u00edt\u00e9shez val\u00f3 haszn\u00e1lat\u00e1t.

\"A<\/center> <\/p>\n

Az OpenTitan projekt megb\u00edzhat\u00f3 hardverelemek (RoT, Trust Root) l\u00e9trehoz\u00e1s\u00e1ra szolg\u00e1l\u00f3 platformot biztos\u00edt, amelyeket ott alkalmaznak, ahol garant\u00e1lni kell a hardver- \u00e9s szoftverelemek integrit\u00e1s\u00e1t. Az OpenTitan-t a Google alap\u00edtotta 2018-ban, de 2019-ben \u00e1tadt\u00e1k a lowRISC civil szervezetnek, amelyhez olyan c\u00e9gek csatlakoztak, mint a Western Digital, Seagate, Nuvoton Technology, Winbond, Rivos, zeroRISC \u00e9s G+D Mobile Security. A projekthez kapcsol\u00f3d\u00f3 k\u00f3d \u00e9s a hardverelemek specifik\u00e1ci\u00f3i Apache 2.0 licenc alatt ker\u00fcltek k\u00f6zz\u00e9t\u00e9telre. Az OpenTitan alkalmaz\u00e1s\u00e1ban haszn\u00e1lt megold\u00e1sok alapj\u00e1t a Google Titan kriptogr\u00e1fiai USB-tokenjeiben \u00e9s a TPM chipekben m\u00e1r alkalmazott technol\u00f3gi\u00e1k k\u00e9pezik, amelyek biztos\u00edtj\u00e1k a hiteles\u00edtett ind\u00edt\u00e1st. szervereken<\/a> Google's infrastructure, as well as on Chromebook and Pixel devices. <\/p>\n

A megl\u00e9v\u0151 Root of Trust megval\u00f3s\u00edt\u00e1sokt\u00f3l elt\u00e9r\u0151en az OpenTitan a \u201ebiztons\u00e1g a transzparenci\u00e1n kereszt\u00fcl\u201d koncepci\u00f3ja szerint fejl\u0151dik, amely mag\u00e1ban foglalja a k\u00f3d \u00e9s a tervek hozz\u00e1f\u00e9rhet\u0151s\u00e9g\u00e9t, valamint egy teljesen nyitott fejleszt\u00e9si folyamat alkalmaz\u00e1s\u00e1t, amely nincs k\u00f6tve adott szolg\u00e1ltat\u00f3khoz \u00e9s chipgy\u00e1rt\u00f3khoz. Az OpenTitan lett az els\u0151 piacra ker\u00fclt ny\u00edlt megval\u00f3s\u00edt\u00e1sa a Root of Trust-nak, amely t\u00e1mogatja a posztkvantum biztons\u00e1gos ind\u00edt\u00e1si mechanizmust, amely a SLH-DSA (Sphincs+) digit\u00e1lis al\u00e1\u00edr\u00e1s-gener\u00e1l\u00f3 algoritmus haszn\u00e1lat\u00e1n alapul, v\u00e9dve a kvantumsz\u00e1m\u00edt\u00f3g\u00e9pek ellen. <\/p>\n

Az OpenTitan alap\u00fa chipek szerver alaplapokon, h\u00e1l\u00f3zati k\u00e1rty\u00e1kon, fogyaszt\u00f3i eszk\u00f6z\u00f6kben, routerekben \u00e9s IoT eszk\u00f6z\u00f6kben haszn\u00e1lhat\u00f3k a firmware-ek \u00e9s a bet\u00f6lt\u00f6tt komponensek hiteles\u00edt\u00e9s\u00e9re (a kritikus rendszeralkatr\u00e9szek m\u00f3dos\u00edt\u00e1s\u00e1nak v\u00e9delme \u00e9rdek\u00e9ben), a kriptogr\u00e1fiai szempontb\u00f3l egyedi rendszerazonos\u00edt\u00f3k gener\u00e1l\u00e1s\u00e1ra (a hardverhamis\u00edt\u00e1s v\u00e9delme \u00e9rdek\u00e9ben), biztons\u00e1gi szolg\u00e1ltat\u00e1sok ny\u00fajt\u00e1s\u00e1ra, a kriptogr\u00e1fiai kulcsok v\u00e9delm\u00e9re (a kulcsok elszigetel\u00e9se abban az esetben, ha a gonosztev\u0151 fizikai hozz\u00e1f\u00e9r\u00e9st szerez az eszk\u00f6zh\u00f6z) \u00e9s egy olyan izol\u00e1lt auditnapl\u00f3 vezet\u00e9s\u00e9re, amelyet nem lehet szerkeszteni vagy t\u00f6r\u00f6lni. <\/p>\n

Az OpenTitan logikai blokkokat tartalmaz, amelyek keresettek a RoT chipekben, mint p\u00e9ld\u00e1ul a RISC-V architekt\u00far\u00e1ra \u00e9p\u00fcl\u0151 ny\u00edlt mikroprocesszor (RV32IMCB Ibex), kriptogr\u00e1fiai koprocesszorok, hardveres v\u00e9letlensz\u00e1m-gener\u00e1tor, DICE t\u00e1mogat\u00e1ssal rendelkez\u0151 kulcskezel\u0151, v\u00e9dett adatmeg\u0151rz\u00e9si mechanizmus \u00e1lland\u00f3 \u00e9s operat\u00edv mem\u00f3ri\u00e1ban, v\u00e9delmi technol\u00f3gi\u00e1k, I\/O blokkok \u00e9s biztons\u00e1gos ind\u00edt\u00e1ssal kapcsolatos komponensek. Az eszk\u00f6z emellett olyan blokkokat is ny\u00fajt, amelyek a titkos\u00edt\u00e1si algoritmusok mint\u00e1it, mint az AES \u00e9s HMAC-SHA256, \u00e9s a matematikai m\u0171veletek gyors\u00edt\u00f3j\u00e1t val\u00f3s\u00edtj\u00e1k meg, amelyeket digit\u00e1lis al\u00e1\u00edr\u00e1sokhoz haszn\u00e1lnak ny\u00edlt kulcsokkal. <\/p>\n

\"A<\/center>
\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\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u043d\u0430\u0447\u0430\u043b\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 Chromebook \u0447\u0438\u043f\u043e\u0432, \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u0445 \u043d\u0430 \u0431\u0430\u0437\u0435 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b OpenTitan. Chromebook \u0441\u0442\u0430\u043b\u0438 \u043f\u0435\u0440\u0432\u044b\u043c\u0438 \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u043c\u0438 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u043c\u0438, \u043e\u0441\u043d\u0430\u0449\u0451\u043d\u043d\u044b\u043c\u0438 OpenTitan. \u0421\u043b\u0435\u0434\u043e\u043c \u0432 \u044d\u0442\u043e\u043c \u0433\u043e\u0434\u0443 \u0432 \u0434\u0430\u0442\u0430\u0446\u0435\u043d\u0442\u0440\u0430\u0445 Google \u043f\u043b\u0430\u043d\u0438\u0440\u0443\u044e\u0442 \u043d\u0430\u0447\u0430\u0442\u044c \u0432\u043d\u0435\u0434\u0440\u0435\u043d\u0438\u044f \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0441 OpenTitan. \u041c\u0430\u0441\u0441\u043e\u0432\u043e\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u0447\u0438\u043f\u043e\u0432 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u043d\u043e \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Nuvoton. \u0414\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043e\u0442\u043c\u0435\u0447\u0435\u043d\u043e \u043e \u043d\u0430\u0447\u0430\u043b\u0435 \u0440\u0430\u0431\u043e\u0442\u044b \u043d\u0430\u0434 \u0432\u0442\u043e\u0440\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0435\u0439 \u0447\u0438\u043f\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":163124,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-163123","post","type-post","status-publish","format-standard","has-post-thumbnail","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\udd47Az OpenTitan ny\u00edlt chipek integr\u00e1l\u00e1sa megkezd\u0151d\u00f6tt a Chromebookokban | ProHoster","description":"A Google bejelentette, hogy elind\u00edtja az OpenTitan ny\u00edlt platformra \u00e9p\u00fcl\u0151 chipek haszn\u00e1lat\u00e1t Chromebook eszk\u00f6z\u00f6kben. 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