{"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\/pt\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-openssl-3-5-0","title":{"rendered":"Lan\u00e7amento da biblioteca criptogr\u00e1fica OpenSSL 3.5.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Foi lan\u00e7ado a biblioteca OpenSSL 3.5.0, com implementa\u00e7\u00e3o dos protocolos SSL\/TLS e v\u00e1rios algoritmos de criptografia. OpenSSL 3.5 \u00e9 classificado como uma vers\u00e3o com suporte a longo prazo (LTS), cuas atualiza\u00e7\u00f5es ser\u00e3o lan\u00e7adas por um per\u00edodo de 5 anos (at\u00e9 abril de 2030). O suporte para as vers\u00f5es anteriores OpenSSL 3.3, 3.2 e 3.0 LTS continuar\u00e1 at\u00e9 abril de 2026, novembro de 2025 e setembro de 2026, respectivamente. O c\u00f3digo do projeto \u00e9 distribu\u00eddo sob a licen\u00e7a Apache 2.0.     <\/p>\n<p>Principais inova\u00e7\u00f5es:   <\/p>\n<ul>\n<li class=\"l\"> Adicionada a suporte para algoritmos criptogr\u00e1ficos resistentes \u00e0 quebra em computadores qu\u00e2nticos:\n<ul>\n<li class=\"l\"> ML-KEM (CRYSTALS-Kyber) \u2014 um algoritmo de troca de chaves que utiliza m\u00e9todos de criptografia baseados na resolu\u00e7\u00e3o de problemas da teoria das redes, cujo tempo de resolu\u00e7\u00e3o n\u00e3o difere em computadores comuns e qu\u00e2nticos.\n<li class=\"l\"> ML-DSA (CRYSTALS-Dilithium) \u2014 um algoritmo para a forma\u00e7\u00e3o de assinaturas digitais, que se baseia na teoria das redes.\n<li class=\"l\"> SLH-DSA (Sphincs+) \u2014 um algoritmo para a forma\u00e7\u00e3o de assinaturas digitais que aplica m\u00e9todos de criptografia baseados em fun\u00e7\u00f5es hash. O SLH-DSA \u00e9 inferior ao ML-DSA em termos de tamanho das assinaturas e velocidade, mas se baseia em princ\u00edpios matem\u00e1ticos completamente diferentes, ou seja, permanecer\u00e1 eficaz em caso de comprometimento de algoritmos com base na teoria das redes.   <\/ul>\n<li class=\"l\"> Implementado suporte completo para o protocolo QUIC (RFC 9000), que agora est\u00e1 dispon\u00edvel n\u00e3o apenas para aplicativos de cliente, mas tamb\u00e9m para aplicativos de servidor. QUIC \u00e9 uma camada sobre o protocolo UDP, que suporta multiplexa\u00e7\u00e3o de v\u00e1rias conex\u00f5es e fornece m\u00e9todos de criptografia equivalentes ao TLS. O protocolo QUIC \u00e9 utilizado no HTTP\/3 e foi criado como uma alternativa \u00e0 combina\u00e7\u00e3o TCP+TLS, resolvendo problemas com longos tempos de instala\u00e7\u00e3o e negocia\u00e7\u00e3o de conex\u00f5es no TCP, al\u00e9m de eliminando atrasos em caso de perda de pacotes durante a transmiss\u00e3o de dados.\n<li class=\"l\"> Adicionada a possibilidade de usar pilhas de terceiros com implementa\u00e7\u00f5es do protocolo QUIC, incluindo pilhas que suportam o modo 0-RTT (0 Round Trip Time), permitindo iniciar imediatamente a transfer\u00eancia de dados ap\u00f3s o envio do pacote de instala\u00e7\u00e3o da conex\u00e3o.\n<li class=\"l\"> Adicionada suporte para objetos opacos (opaque) de chaves sim\u00e9tricas (EVP_SKEY), que ocultam os detalhes da implementa\u00e7\u00e3o da chave.\n<li class=\"l\"> Adicionado o par\u00e2metro \u00abno-tls-deprecated-ec\u00bb para desativar o suporte a grupos TLS considerados obsoletos no RFC-8422.\n<li class=\"l\"> Adicionado o par\u00e2metro \u00abenable-fips-jitter\u00bb, que ativa na biblioteca FIPS o uso de uma fonte de entropia baseada em jitter, implementada atrav\u00e9s da biblioteca jitterentropy. A forma\u00e7\u00e3o de entropia com base no jitter \u00e9 realizada medindo as diferen\u00e7as nos tempos de execu\u00e7\u00e3o de um determinado conjunto de instru\u00e7\u00f5es na CPU, que depende de v\u00e1rios fatores internos e \u00e9 imprevis\u00edvel sem controle f\u00edsico sobre a CPU.\n<li class=\"l\"> No CMP (Certificate Management Protocol) foi adicionada a suportar a gera\u00e7\u00e3o centralizada de chaves (as chaves p\u00fablica e privada para o cliente s\u00e3o geradas no lado <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/dts-los-angeles\/\"   title=\"servidor\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3960\">servidor<\/a>).\n<li class=\"l\"> Adicionada a suportar a oferecimento de v\u00e1rios conjuntos de chaves (keyshares) para uma \u00fanica conex\u00e3o TLS.\n<li class=\"l\"> Adicionado API para processamento em pipeline, permitindo o processamento simult\u00e2neo de v\u00e1rios blocos de dados com o uso de alguns cifradores, como AES-GCM, que suportam c\u00e1lculos paralelos.\n<li class=\"l\"> Nos aplicativos req, cms e smime, o algoritmo de criptografia padr\u00e3o foi alterado de des-ede3-cbc para aes-256-cbc.\n<li class=\"l\"> No conjunto de cifradores padr\u00e3o para TLS, foram inclu\u00eddos e escolhidos como priorit\u00e1rios grupos h\u00edbridos KEM (Key Encapsulation Mechanism), resistentes a tentativas de quebra por computadores qu\u00e2nticos.\n<li class=\"l\"> No conjunto de chaves (keyshares) usado por padr\u00e3o no TLS, foram adicionados os algoritmos X25519MLKEM768 e X25519.\n<li class=\"l\"> As fun\u00e7\u00f5es BIO_meth_get_*() foram declaradas obsoletas.        <\/ul>\n<p>Fonte: <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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