{"id":123436,"date":"2025-04-08T21:05:14","date_gmt":"2025-04-08T19:05:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskoj-biblioteki-openssl-3-5-0"},"modified":"2025-04-08T21:05:14","modified_gmt":"2025-04-08T19:05:14","slug":"vypusk-kriptograficheskoj-biblioteki-openssl-3-5-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-openssl-3-5-0","title":{"rendered":"Verze kryptografick\u00e9 knihovny OpenSSL 3.5.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla vyd\u00e1na knihovna OpenSSL 3.5.0 s implementac\u00ed protokol\u016f SSL\/TLS a r\u016fzn\u00fdch algoritm\u016f \u0161ifrov\u00e1n\u00ed. OpenSSL 3.5 je za\u0159azena mezi vyd\u00e1n\u00ed s dlouhou podporou (LTS), jejich\u017e aktualizace budou vyd\u00e1v\u00e1ny po dobu 5 let (do dubna 2030). Podpora star\u0161\u00edch verz\u00ed OpenSSL 3.3, 3.2 a 3.0 LTS potrv\u00e1 do dubna 2026, listopadu 2025 a z\u00e1\u0159\u00ed 2026. K\u00f3d projektu je \u0161\u00ed\u0159en pod licenc\u00ed Apache 2.0.     <\/p>\n<p>Hlavn\u00ed novinky:   <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora kryptografick\u00fdch algoritm\u016f odoln\u00fdch v\u016f\u010di kvantov\u00fdm po\u010d\u00edta\u010d\u016fm:\n<ul>\n<li class=\"l\"> ML-KEM (CRYSTALS-Kyber) \u2014 algoritmus v\u00fdm\u011bny kl\u00ed\u010d\u016f vyu\u017e\u00edvaj\u00edc\u00ed metody kryptografie na z\u00e1klad\u011b \u0159e\u0161en\u00ed probl\u00e9m\u016f teorie m\u0159\u00ed\u017eek, p\u0159i\u010dem\u017e doba \u0159e\u0161en\u00ed se neli\u0161\u00ed na klasick\u00fdch a kvantov\u00fdch po\u010d\u00edta\u010d\u00edch.\n<li class=\"l\"> ML-DSA (CRYSTALS-Dilithium) \u2014 algoritmus pro vytv\u00e1\u0159en\u00ed digit\u00e1ln\u00edch podpis\u016f, kter\u00fd vych\u00e1z\u00ed z teorie m\u0159\u00ed\u017eek.\n<li class=\"l\"> SLH-DSA (Sphincs+) \u2014 algoritmus pro vytv\u00e1\u0159en\u00ed digit\u00e1ln\u00edch podpis\u016f, kter\u00fd vyu\u017e\u00edv\u00e1 metody kryptografie na z\u00e1klad\u011b hashovac\u00edch funkc\u00ed. SLH-DSA zaost\u00e1v\u00e1 za ML-DSA co do velikosti podpis\u016f a rychlosti, ale vych\u00e1z\u00ed z \u00fapln\u011b jin\u00fdch matematick\u00fdch princip\u016f, co\u017e znamen\u00e1, \u017ee z\u016fstane efektivn\u00ed v p\u0159\u00edpad\u011b kompromitace algoritm\u016f na z\u00e1klad\u011b teorie m\u0159\u00ed\u017eek.   <\/ul>\n<li class=\"l\"> Byla implementov\u00e1na pln\u00e1 podpora protokolu QUIC (RFC 9000), kter\u00fd je nyn\u00ed dostupn\u00fd nejen pro klientsk\u00e9, ale i pro serverov\u00e9 aplikace. QUIC je nadstavbou protokolu UDP, kter\u00e1 podporuje multiplexov\u00e1n\u00ed v\u00edce p\u0159ipojen\u00ed a poskytuje metody \u0161ifrov\u00e1n\u00ed ekvivalentn\u00ed TLS. Protokol QUIC se pou\u017e\u00edv\u00e1 v HTTP\/3 a byl vytvo\u0159en jako alternativa kombinace TCP+TLS, \u0159e\u0161\u00edc\u00ed probl\u00e9my s vysokou latenc\u00ed p\u0159i navazov\u00e1n\u00ed a dohod\u011b p\u0159ipojen\u00ed v TCP, a tak\u00e9 odstran\u011bn\u00ed zpo\u017ed\u011bn\u00ed p\u0159i ztr\u00e1t\u011b paket\u016f b\u011bhem p\u0159enosu dat.\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost vyu\u017e\u00edv\u00e1n\u00ed extern\u00edch stack\u016f s implementac\u00ed protokolu QUIC, v\u010detn\u011b stack\u016f podporuj\u00edc\u00edch re\u017eim 0-RTT (0 Round Trip Time), kter\u00fd umo\u017e\u0148uje okam\u017eit\u00fd za\u010d\u00e1tek p\u0159enosu dat po odesl\u00e1n\u00ed paketu pro nav\u00e1z\u00e1n\u00ed spojen\u00ed.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora nepr\u016fhledn\u00fdch (opaque) objekt\u016f symetrick\u00fdch kl\u00ed\u010d\u016f (EVP_SKEY), kter\u00e9 skr\u00fdvaj\u00ed detaily implementace kl\u00ed\u010de.\n<li class=\"l\"> Byl p\u0159id\u00e1n parametr \u201eno-tls-deprecated-ec\u201c pro vypnut\u00ed podpory TLS skupin, kter\u00e9 byly ozna\u010deny jako zastaral\u00e9 v RFC-8422.\n<li class=\"l\"> Byl p\u0159id\u00e1n parametr \u201eenable-fips-jitter\u201c, kter\u00fd zahrnuje v poskytovateli FIPS pou\u017eit\u00ed zdroje entropie na z\u00e1klad\u011b jitteru, proveden\u00e9ho pomoc\u00ed knihovny jitterentropy. Vytv\u00e1\u0159en\u00ed entropie na z\u00e1klad\u011b jitteru se prov\u00e1d\u00ed m\u011b\u0159en\u00edm rozd\u00edl\u016f v \u010dase op\u011btovn\u00e9ho vykon\u00e1v\u00e1n\u00ed ur\u010dit\u00e9ho souboru instrukc\u00ed na CPU, kter\u00e9 z\u00e1vis\u00ed na mnoha vnit\u0159n\u00edch faktorech a je nep\u0159edv\u00eddateln\u00e9 bez fyzick\u00e9ho dohledu nad CPU.\n<li class=\"l\"> Do CMP (Certificate Management Protocol) byla p\u0159id\u00e1na podpora centralizovan\u00e9 generace kl\u00ed\u010d\u016f (otev\u0159en\u00fd a soukrom\u00fd kl\u00ed\u010d pro klienta jsou generov\u00e1ny na stran\u011b serveru. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/server\/dts-los-angeles\/\"   title=\"serveru\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3960\">serveru<\/a>).\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora poskytov\u00e1n\u00ed n\u011bkolika sad kl\u00ed\u010d\u016f (keyshares) pro jedno TLS spojen\u00ed.\n<li class=\"l\"> Bylo p\u0159id\u00e1no API pro zpracov\u00e1n\u00ed v potrub\u00ed (pipelining), kter\u00e9 umo\u017e\u0148uje sou\u010dasn\u00e9 zpracov\u00e1n\u00ed n\u011bkolika blok\u016f dat p\u0159i pou\u017eit\u00ed n\u011bkter\u00fdch \u0161ifrovac\u00edch algoritm\u016f, jako je AES-GCM, kter\u00e9 podporuj\u00ed paraleln\u00ed v\u00fdpo\u010dty.\n<li class=\"l\"> V aplikac\u00edch req, cms a smime byl v\u00fdchoz\u00ed \u0161ifrovac\u00ed algoritmus zm\u011bn\u011bn z des-ede3-cbc na aes-256-cbc.\n<li class=\"l\"> Do v\u00fdchoz\u00edho seznamu \u0161ifrovac\u00edch metod pro TLS byly zahrnuty a vybr\u00e1ny jako prioritn\u00ed hybridn\u00ed skupiny KEM (Key Encapsulation Mechanism), kter\u00e9 jsou odoln\u00e9 v\u016f\u010di \u00fatok\u016fm kvantov\u00fdch po\u010d\u00edta\u010d\u016f.\n<li class=\"l\"> Do v\u00fdchoz\u00ed sady kl\u00ed\u010d\u016f (keyshares) pou\u017e\u00edvan\u00fdch v TLS byly p\u0159id\u00e1ny algoritmy X25519MLKEM768 a X25519.\n<li class=\"l\"> Byly prohl\u00e1\u0161eny za zastaral\u00e9 funkce BIO_meth_get_*().        <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63039\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenSSL 3.5.0 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 SSL\/TLS \u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f. OpenSSL 3.5 \u043e\u0442\u043d\u0435\u0441\u0451\u043d \u043a \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 (LTS), \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u044e\u0442\u0441\u044f \u0432 \u0442\u0435\u0447\u0435\u043d\u0438\u0435 5 \u043b\u0435\u0442 (\u0434\u043e \u0430\u043f\u0440\u0435\u043b\u044f 2030 \u0433\u043e\u0434\u0430). \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0432\u0435\u0442\u043e\u043a OpenSSL 3.3, 3.2 \u0438 3.0 LTS \u043f\u0440\u043e\u0434\u043b\u0438\u0442\u0441\u044f \u0434\u043e \u0430\u043f\u0440\u0435\u043b\u044f 2026 \u0433\u043e\u0434\u0430, \u043d\u043e\u044f\u0431\u0440\u044f 2025 \u0433\u043e\u0434\u0430 \u0438 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f 2026 [&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-123436","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=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenSSL 3.5.0 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 SSL\/TLS \u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432 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