{"id":108765,"date":"2023-05-29T03:10:51","date_gmt":"2023-05-29T01:10:51","guid":{"rendered":"https:\/\/prohoster.info\/?p=108765"},"modified":"2023-05-29T09:39:14","modified_gmt":"2023-05-29T07:39:14","slug":"vypusk-kriptograficheskoj-biblioteki-libressl-3-8-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libressl-3-8-0","title":{"rendered":"Vyd\u00e1n\u00ed kryptografick\u00e9 knihovny LibreSSL 3.8.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V\u00fdvoj\u00e1\u0159i projektu OpenBSD p\u0159edstavili p\u0159enosnou verzi bal\u00ed\u010dku LibreSSL 3.8.0, v r\u00e1mci kter\u00e9 se vyv\u00edj\u00ed fork OpenSSL zam\u011b\u0159en\u00fd na zaji\u0161t\u011bn\u00ed vy\u0161\u0161\u00edho \u00farovn\u011b zabezpe\u010den\u00ed. Projekt LibreSSL se orientuje na kvalitn\u00ed podporu protokol\u016f SSL\/TLS s omezen\u00edm nadbyte\u010dn\u00e9 funk\u010dnosti, p\u0159id\u00e1n\u00edm dal\u0161\u00edch ochrann\u00fdch prost\u0159edk\u016f a proveden\u00edm v\u00fdznamn\u00e9 \u010distky a p\u0159epracov\u00e1n\u00ed k\u00f3du. Verze LibreSSL 3.8.0 je pova\u017eov\u00e1na za experiment\u00e1ln\u00ed, ve kter\u00e9 se rozv\u00edjej\u00ed mo\u017enosti, kter\u00e9 budou sou\u010d\u00e1st\u00ed OpenBSD 7.4. Sou\u010dasn\u011b byly vytvo\u0159eny stabiln\u00ed verze LibreSSL 3.6.3 a 3.7.3, v nich\u017e bylo opraveno n\u011bkolik chyb.      <\/p>\n<p>Vlastnosti LibreSSL 3.8.0:   <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora zkr\u00e1cen\u00e9 varianty SHA-2 a SHA-3.\n<li class=\"l\"> Zah\u00e1jen proces \u010distky a p\u0159epracov\u00e1n\u00ed vnit\u0159n\u00edho k\u00f3du SHA.\n<li class=\"l\"> Byly p\u0159eps\u00e1ny vnit\u0159n\u00ed funkce BN_exp() a BN_copy(). Implementace funkce BN_mod_sqrt() byla nahrazena.\n<li class=\"l\"> V assemblerov\u00fdch vlo\u017ek\u00e1ch pro architekturu AMD64 byly pou\u017eity instrukce endbr64 (Terminate Indirect Branch).\n<li class=\"l\"> Z BoringSSL byl p\u0159enesen k\u00f3d pro kontrolu pravidel definovan\u00fdch v RFC 5280.\n<li class=\"l\"> Pokra\u010duje p\u0159evod libcrypto na vyu\u017e\u00edv\u00e1n\u00ed rozhran\u00ed CBB (bytebuilder) a CBS (bytestring).\n<li class=\"l\"> Obchvatem byly vy\u0159e\u0161eny probl\u00e9my, kter\u00e9 vedly k naru\u0161en\u00ed odd\u011blen\u00ed privilegovan\u00fdch operac\u00ed v libtls kv\u016fli zm\u011bn\u00e1m v OpenSSL 3.\n<li class=\"l\"> Byla ukon\u010dena podpora proxy certifik\u00e1t\u016f (RFC 3820), GF2m, API X9.31, re\u017eimu CTS (Cipher Text Stealing), SXNET, NETSCAPE_CERT_SEQUENCE, POLICY_TREE, jako\u017e i nebezpe\u010dn\u00fdch rychl\u00fdch implementac\u00ed operac\u00ed s prvo\u010d\u00edsly a eliptick\u00fdmi k\u0159ivkami od NIST, jako nap\u0159\u00edklad EC_GFp_nist_method().        <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59209\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenBSD \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 LibreSSL 3.8.0, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0444\u043e\u0440\u043a OpenSSL, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u044b\u0439 \u043d\u0430 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u0435 \u0431\u043e\u043b\u0435\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u041f\u0440\u043e\u0435\u043a\u0442 LibreSSL \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d \u043d\u0430 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u0443\u044e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 SSL\/TLS \u0441 \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435\u043c \u0438\u0437\u043b\u0438\u0448\u043d\u0435\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0437\u0430\u0449\u0438\u0442\u044b \u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435\u043c \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0447\u0438\u0441\u0442\u043a\u0438 \u0438 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b. \u0412\u044b\u043f\u0443\u0441\u043a LibreSSL 3.8.0 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c [&hellip;]<\/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-108765","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenBSD \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 LibreSSL 3.8.0, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e 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zabezpe\u010den\u00ed.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libressl-3-8-0","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","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\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 LibreSSL 3.8.0 | ProHoster","og:description":"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 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