{"id":77269,"date":"2020-04-09T19:41:55","date_gmt":"2020-04-09T17:41:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0"},"modified":"2020-04-09T19:41:55","modified_gmt":"2020-04-09T17:41:55","slug":"vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0","title":{"rendered":"Vyd\u00e1n\u00ed kryptografick\u00fdch knihoven LibreSSL 3.1.0 a Botan 2.14.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V\u00fdvoj\u00e1\u0159i projektu OpenBSD <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/announce@openbsd.org\/msg00300.html\">p\u0159edstavili<\/a><\/noindex> verzi p\u0159enosn\u00e9ho bal\u00ed\u010dku <noindex><a rel=\"nofollow\" href=\"http:\/\/www.libressl.org\/\">LibreSSL 3.1.0<\/a><\/noindex>, v r\u00e1mci kter\u00e9ho se vyv\u00edj\u00ed fork OpenSSL zam\u011b\u0159en\u00fd na zaji\u0161t\u011bn\u00ed vy\u0161\u0161\u00ed \u00farovn\u011b bezpe\u010dnosti. Projekt LibreSSL se soust\u0159ed\u00ed na kvalitn\u00ed podporu protokol\u016f SSL\/TLS s odstran\u011bn\u00edm p\u0159ebyte\u010dn\u00e9 funk\u010dnosti, p\u0159id\u00e1n\u00edm dodate\u010dn\u00fdch ochrann\u00fdch prost\u0159edk\u016f a proveden\u00edm v\u00fdznamn\u00e9ho \u010di\u0161t\u011bn\u00ed a p\u0159epracov\u00e1n\u00ed k\u00f3du. Vyd\u00e1n\u00ed LibreSSL 3.1.0 se pova\u017euje za experiment\u00e1ln\u00ed, ve kter\u00e9m se rozv\u00edjej\u00ed funkce, kter\u00e9 budou sou\u010d\u00e1st\u00ed OpenBSD 6.7. <\/p>\n<p>Vlastnosti LibreSSL 3.1.0: <\/p>\n<ul>\n<li class=\"l\"> Byla navr\u017eena po\u010d\u00e1te\u010dn\u00ed implementace TLS 1.3 zalo\u017een\u00e1 na nov\u00e9m kone\u010dn\u00e9m automatu a subsyst\u00e9mu pro zpracov\u00e1n\u00ed z\u00e1znam\u016f. Zat\u00edm je ve v\u00fdchoz\u00edm nastaven\u00ed aktivov\u00e1na pouze klientsk\u00e1 \u010d\u00e1st TLS 1.3, serverovou \u010d\u00e1st pl\u00e1nujeme aktivovat ve v\u00fdchoz\u00edm nastaven\u00ed v n\u011bkter\u00e9m z budouc\u00edch vyd\u00e1n\u00ed.\n<li class=\"l\"> Bylo provedeno \u010di\u0161t\u011bn\u00ed k\u00f3du, zlep\u0161eno parsov\u00e1n\u00ed protokol\u016f a pr\u00e1ce s pam\u011bt\u00ed.\n<li class=\"l\"> Z OpenSSL 1.1.1 byly p\u0159eneseny metody RSA-PSS a RSA-OAEP.\n<li class=\"l\"> Z OpenSSL 1.1.1 byla p\u0159enesena a ve v\u00fdchoz\u00edm nastaven\u00ed zahrnuta implementace <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Cryptographic_Message_Syntax\">CMS<\/a><\/noindex> (Cryptographic Message Syntax). Do utility openssl byla p\u0159id\u00e1na p\u0159\u00edkazov\u00e1 &#171;cms&#187;.\n<li class=\"l\"> Byla zlep\u0161ena kompatibilita s OpenSSL 1.1.1 d\u00edky zp\u011btn\u00e9mu portov\u00e1n\u00ed n\u011bkter\u00fdch zm\u011bn.\n<li class=\"l\"> Byla p\u0159id\u00e1na velk\u00e1 sada nov\u00fdch test\u016f kryptografick\u00fdch funkc\u00ed.\n<li class=\"l\"> Chov\u00e1n\u00ed EVP_chacha20() bylo p\u0159izp\u016fsobeno semantice OpenSSL.\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost nastaven\u00ed um\u00edst\u011bn\u00ed souboru se certifik\u00e1ty certifika\u010dn\u00edch autorit.\n<li class=\"l\"> V utilit\u011b openssl v p\u0159\u00edkazu &#171;req&#187; byla implementov\u00e1na volba &#171;-addext&#187;.\n<\/ul>\n<p>D\u00e1le lze zm\u00ednit <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.randombit.net\/pipermail\/botan-announce\/2020\/000213.html\">vyd\u00e1n\u00ed<\/a><\/noindex>  kryptografick\u00e9 knihovny <noindex><a rel=\"nofollow\" href=\"https:\/\/botan.randombit.net\/\">Botan 2.14.0<\/a><\/noindex>, pou\u017e\u00edvan\u00e9 v projektu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47936\">NeoPG<\/a><\/noindex>, forku GnuPG 2. Knihovna poskytuje \u0161irokou sb\u00edrku <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/randombit\/botan#find-enclosed\">hotov\u00fdch primitiv\u016f<\/a><\/noindex>, pou\u017e\u00edvan\u00fdch v protokolu TLS, certifik\u00e1tech X.509, \u0161ifr\u00e1ch AEAD, modulech TPM, PKCS#11, hashov\u00e1n\u00ed hesel a postkvantov\u00e9 kryptografii (podpisy na z\u00e1klad\u011b hashe a dohodov\u00e1n\u00ed kl\u00ed\u010d\u016f na z\u00e1klad\u011b McEliece a NewHope). Knihovna je naps\u00e1na v jazyce C++11 a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/randombit\/botan\/\">dod\u00e1v\u00e1 se<\/a><\/noindex> na z\u00e1klad\u011b licence BSD. <\/p>\n<p>Mezi <noindex><a rel=\"nofollow\" href=\"https:\/\/botan.randombit.net\/news.html\">zm\u011bny<\/a><\/noindex> v nov\u00e9m vyd\u00e1n\u00ed Botan:<\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na implementace re\u017eimu <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Galois\/Counter_Mode\">GCM<\/a><\/noindex> (Galois\/Counter Mode), akcelerovan\u00e1 pro procesory POWER8 pomoc\u00ed vektorov\u00e9 instrukce VPSUMD.\n<li class=\"l\"> Pro syst\u00e9my ARM a POWER byla v\u00fdznamn\u011b zrychlena implementace operace p\u0159eskupen\u00ed vektor\u016f pro AES s konstantn\u00edm \u010dasem prov\u00e1d\u011bn\u00ed.\n<li class=\"l\"> Byl navr\u017een nov\u00fd algoritmus inverze modulo, kter\u00fd je rychlej\u0161\u00ed a l\u00e9pe chr\u00e1n\u00ed p\u0159ed \u00fatoky pomoc\u00ed bo\u010dn\u00edch kan\u00e1l\u016f.\n<li class=\"l\"> Byly provedeny optimalizace, kter\u00e9 urychluj\u00ed ECDSA\/ECDH d\u00edky zkr\u00e1cen\u00ed pole NIST.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52700\">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 3.1.0, \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 3.1.0 \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-77269","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\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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