{"id":168753,"date":"2026-04-14T23:12:07","date_gmt":"2026-04-14T21:12:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskoj-biblioteki-openssl-4-0-0"},"modified":"2026-04-14T23:12:07","modified_gmt":"2026-04-14T21:12:07","slug":"vypusk-kriptograficheskoj-biblioteki-openssl-4-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-openssl-4-0-0","title":{"rendered":"Vyd\u00e1n\u00ed kryptografick\u00e9 knihovny OpenSSL 4.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla vyd\u00e1na knihovna OpenSSL 4.0.0, kter\u00e1 nab\u00edz\u00ed implementaci protokol\u016f TLS a r\u016fzn\u00fdch \u0161ifrovac\u00edch algoritm\u016f. OpenSSL 4.0 je za\u0159azena mezi verze s b\u011b\u017enou dobou podpory, kde jsou aktualizace vyd\u00e1v\u00e1ny po dobu 13 m\u011bs\u00edc\u016f. Podpora p\u0159edchoz\u00edch v\u011btv\u00ed OpenSSL 3.6, 3.5 LTS, 3.4 a 3.0 LTS potrv\u00e1 do listopadu 2026, dubna 2030, \u0159\u00edjna 2026 a z\u00e1\u0159\u00ed 2026 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e. K\u00f3d projektu je distribuov\u00e1n pod licenc\u00ed Apache 2.0.     <\/p>\n<p>Hlavn\u00ed novinky:   <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro TLS roz\u0161\u00ed\u0159en\u00ed ECH (Encrypted ClientHello, RFC 9849), ur\u010den\u00e9 k \u0161ifrov\u00e1n\u00ed informac\u00ed o parametrech TLS sezen\u00ed, jako je po\u017eadovan\u00e9 dom\u00e9nov\u00e9 jm\u00e9no. Na rozd\u00edl od roz\u0161\u00ed\u0159en\u00ed ESNI (Encrypted Server Name Indication) se v ECH \u0161ifruje cel\u00e9 TLS zpr\u00e1va ClientHello, co\u017e umo\u017e\u0148uje blokovat \u00faniky p\u0159es pole, kter\u00e1 ESNI nezahrnuje, nap\u0159\u00edklad pole PSK (Pre-Shared Key).\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro algoritmy definovan\u00e9 v RFC 8998, kter\u00e9 pou\u017e\u00edvaj\u00ed ve standardizovan\u00e9m souboru kryptografick\u00fdch algoritm\u016f SM2 v \u010c\u00edn\u011b: algoritmus pro vytv\u00e1\u0159en\u00ed digit\u00e1ln\u00edho podpisu sm2sig_sm3, skupinu pro v\u00fdm\u011bnu kl\u00ed\u010d\u016f curveSM2 a postkvantovou skupinu curveSM2MLKEM768.\n<li class=\"l\"> Byla p\u0159id\u00e1na kryptografick\u00e1 funkce hashov\u00e1n\u00ed cSHAKE, zalo\u017een\u00e1 na algoritmu SHA-3, kter\u00e1 umo\u017e\u0148uje vytv\u00e1\u0159et r\u016fzn\u00e9 hashe na z\u00e1klad\u011b stejn\u00fdch vstupn\u00edch dat pro ochranu p\u0159ed \u00fatoky, kter\u00e9 manipuluj\u00ed s op\u011btovn\u00fdm pou\u017eit\u00edm dat.\n<li class=\"l\"> Byl p\u0159id\u00e1n hybridn\u00ed algoritmus \u201eML-DSA-MU\u201c, kter\u00fd kombinuje postkvantov\u00fd algoritmus pro generov\u00e1n\u00ed digit\u00e1ln\u00edch podpis\u016f ML-DSA (CRYSTALS-Dilithium) s klasickou hashovac\u00ed funkc\u00ed SHAKE256.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro funkce vytv\u00e1\u0159en\u00ed kl\u00ed\u010d\u016f SNMP KDF zalo\u017een\u00e9 na HMAC-SHA a SRTP KDF zalo\u017een\u00e9 na AES-CM, kter\u00e9 se pou\u017e\u00edvaj\u00ed v s\u00ed\u0165ov\u00fdch protokolech SNMPv3 a SRTP pro vytv\u00e1\u0159en\u00ed kryptografick\u00fdch kl\u00ed\u010d\u016f.\n<li class=\"l\"> Do t\u00fdmu \u201eopenssl fipsinstall\u201c byla p\u0159id\u00e1na mo\u017enost \u201e-defer_tests\u201c, kter\u00e1 umo\u017e\u0148uje odlo\u017eit spu\u0161t\u011bn\u00ed test\u016f p\u0159i instalaci FIPS modul\u016f.\n<li class=\"l\"> Pro platformu Windows byla implementov\u00e1na podpora pro statick\u00e9 nebo dynamick\u00e9 v\u00e1z\u00e1n\u00ed na Visual C++ Runtime.\n<li class=\"l\"> V TLS 1.2 byla p\u0159id\u00e1na podpora dohodov\u00e1n\u00ed v\u00fdm\u011bny kl\u00ed\u010d\u016f na z\u00e1klad\u011b algoritmu FFDHE, odpov\u00eddaj\u00edc\u00edho RFC 7919.\n<li class=\"l\"> Byla ukon\u010dena podpora SSLv3 a SSLv2 Client Hello.\n<li class=\"l\"> Byla odstran\u011bna podpora dynamicky na\u010d\u00edtan\u00fdch modul\u016f, m\u00edsto toho pro roz\u0161\u00ed\u0159en\u00ed funkcionality OpenSSL je t\u0159eba pou\u017e\u00edvat koncept p\u0159ipojiteln\u00fdch poskytovatel\u016f.\n<li class=\"l\"> V TLS byla b\u011bhem kompilace vypnuta podpora zastaral\u00fdch eliptick\u00fdch k\u0159ivek. Pro jejich znovu aktivaci lze pou\u017e\u00edt mo\u017enost \u201eenable-tls-deprecated-ec\u201c.\n<li class=\"l\"> N\u00e1stroj c_rehash byl odstran\u011bn, m\u00edsto n\u011bj se m\u00e1 pou\u017e\u00edvat p\u0159\u00edkaz \u201eopenssl rehash\u201c.\n<li class=\"l\"> Ze souboru \u201eopenssl ca\u201c byla odstran\u011bna zastaral\u00e1 mo\u017enost \u201emsie-hack\u201c.\n<li class=\"l\"> Byla odstran\u011bna podpora vlastn\u00edch metod EVP_CIPHER, EVP_MD, EVP_PKEY a EVP_PKEY_ASN1.\n<li class=\"l\"> Byly odstran\u011bny zastaral\u00e9 funkce SSL\/TLS v\u00e1zan\u00e9 na fixovan\u00e9 verze protokol\u016f, nap\u0159\u00edklad \u201eTLSv1_client_method()\u201c.\n<li class=\"l\"> Byly odstran\u011bny zastaral\u00e9 funkce ERR_get_state(), ERR_remove_state() a ERR_remove_thread_state().\n<li class=\"l\"> Podpora c\u00edlov\u00fdch platforem darwin-i386{,-cc} a darwin-ppc{,64}{,-cc} byla ukon\u010dena.  <\/ul>\n<p>Zdroj: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65208\">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 4.0.0, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e\u0449\u0435\u0439 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 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 4.0 \u043e\u0442\u043d\u0435\u0441\u0451\u043d \u043a \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c \u0441 \u043e\u0431\u044b\u0447\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438, \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 13 \u043c\u0435\u0441\u044f\u0446\u0435\u0432. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0432\u0435\u0442\u043e\u043a OpenSSL 3.6, 3.5 LTS, 3.4 \u0438 3.0 LTS \u043f\u0440\u043e\u0434\u043b\u0438\u0442\u0441\u044f \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2026 \u0433\u043e\u0434\u0430, \u0430\u043f\u0440\u0435\u043b\u044f 2030 \u0433\u043e\u0434\u0430, \u043e\u043a\u0442\u044f\u0431\u0440\u044f 2026 \u0433\u043e\u0434\u0430 \u0438 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-168753","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 4.0.0, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e\u0449\u0435\u0439 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 TLS \u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 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