{"id":170634,"date":"2026-05-12T00:24:49","date_gmt":"2026-05-11T22:24:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/pervyj-vypusk-realizaczii-protokola-tls-1-3-na-java-s-algoritmami-gost-v-sootvetstvii-s-rfc-9367"},"modified":"2026-05-12T00:24:49","modified_gmt":"2026-05-11T22:24:49","slug":"pervyj-vypusk-realizaczii-protokola-tls-1-3-na-java-s-algoritmami-gost-v-sootvetstvii-s-rfc-9367","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/pervyj-vypusk-realizaczii-protokola-tls-1-3-na-java-s-algoritmami-gost-v-sootvetstvii-s-rfc-9367","title":{"rendered":"Primeira vers\u00e3o da implementa\u00e7\u00e3o do protocolo TLS 1.3 em Java com algoritmos GOST de acordo com o RFC 9367","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>M\u00f3dulo <em>crypto-gost-tls13<\/em> cont\u00e9m a implementa\u00e7\u00e3o <em>TLS 1.3 (RFC 8446 + RFC 9367)<\/em> com criptografia GOST. Esta vers\u00e3o \u00e9 a vers\u00e3o inicial da biblioteca e est\u00e1 pronta para uso interno.<\/p>\n<p>Uma caracter\u00edstica da biblioteca \u00e9 a implementa\u00e7\u00e3o em Java puro. Todas as opera\u00e7\u00f5es criptogr\u00e1ficas s\u00e3o realizadas utilizando os recursos embutidos da biblioteca \u2014 sem depend\u00eancias externas.<\/p>\n<p>Este \u00e9, de certa forma, uma das primeiras implementa\u00e7\u00f5es abertas do TLS 1.3 com GOST em Java, portanto, os testes de interoperabilidade foram realizados em um volume minimamente dispon\u00edvel.<\/p>\n<p>Abaixo est\u00e3o as capacidades da biblioteca.<\/p>\n<ol>\n<li><em>Protocolos:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Handshake: completo (client\/server), reduzido (PSK), m\u00fatuo (mTLS).<\/li>\n<li>ALPN (RFC 7301) \u2014 negocia\u00e7\u00e3o de protocolo de camada de aplica\u00e7\u00e3o (HTTP\/2, HTTP\/1.1).<\/li>\n<li>SNI (RFC 6066) \u2014 indica\u00e7\u00e3o de nome <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/dts-los-angeles\/\" title=\"servidor\" data-wpil-keyword-link=\"linked\">servidor<\/a> para implanta\u00e7\u00f5es multi-tenant.<\/li>\n<li>KeyUpdate (RFC 8446 \u00a74.6.3) \u2014 atualiza\u00e7\u00e3o das chaves de criptografia do tr\u00e1fego.<\/li>\n<li>Conjuntos de cifras: TLS_KUZNYECHIK_MGM_STREEBOG_256_L\/S.<\/li>\n<li>ECDHE: CryptoPro-A (256 bits), CryptoPro-B (512 bits)<\/li>\n<li>Reconfigura\u00e7\u00e3o TLSTREE por registro \u2014 troca da chave de criptografia em cada registro TLS.<\/li>\n<li>Fragmenta\u00e7\u00e3o e montagem de handshakes e registros (RFC 8446 \u00a75.1).<\/li>\n<li>Retomada de sess\u00e3o: PSK atrav\u00e9s de NewSessionTicket (PskStore em mem\u00f3ria, uso \u00fanico).<\/li>\n<li>OCSP stapling: <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/\"   title=\"servidor\" data-wpil-keyword-link=\"linked\">servidor<\/a> anexa a resposta OCSP ao certificado.<\/li>\n<li>Mensagens p\u00f3s-handshake: NewSessionTicket (armazenamento para PSK).<\/li>\n<\/ul>\n<ol start=\"2\">\n<li><em>Criptografia:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Cronograma de chaves: HKDF-Streebog (RFC 5869) conforme o esquema TLS 1.3 (RFC 8446 \u00a77.1).<\/li>\n<li>Prote\u00e7\u00e3o de registros: MGM-AEAD (Kuznyechik) com nonce conforme RFC 8446 \u00a75.3.<\/li>\n<li>Chaves ef\u00eameras s\u00e3o apagadas ap\u00f3s o uso.<\/li>\n<\/ul>\n<ol start=\"3\">\n<li><em>Certifica\u00e7\u00f5es:<\/em><\/li>\n<\/ol>\n<ul>\n<li>An\u00e1lise X.509v3 (GOST R 34.10-2012) \u2014 parser DER embutido.<\/li>\n<li>Valida\u00e7\u00e3o de cadeia: assinaturas, DN (emitente \u2192 assunto), Restri\u00e7\u00f5es B\u00e1sicas, Uso de Chaves, Uso de Chaves Estendidas (serverAuth \/ clientAuth), pathLen.<\/li>\n<li>Verifica\u00e7\u00e3o de hostname: dNSName + iPAddress (RFC 6125).<\/li>\n<li>Verifica\u00e7\u00e3o de respostas OCSP (RFC 6960).<\/li>\n<\/ul>\n<p>4.<em>Transporte:<\/em><\/p>\n<ul>\n<li>TlsTransport \u2014 interface.<\/li>\n<li>InMemoryTlsTransport \u2014 para testes e cen\u00e1rios de um \u00fanico processo (fila em mem\u00f3ria).<\/li>\n<li>SocketTlsTransport \u2014 I\/O bloqueante atrav\u00e9s de java.net.Socket.<\/li>\n<li>ChannelTlsTransport \u2014 transporte baseado em SocketChannel NIO (modo bloqueante, interromp\u00edvel).<\/li>\n<\/ul>\n<ol start=\"5\">\n<li><em>Handshake passo a passo:<\/em><\/li>\n<\/ol>\n<ul>\n<li>TlsHandshakeEngine \u2014 m\u00e1quina de estados para handshake (desvinculada de I\/O). Usa TlsSession como orquestrador; adequada para integra\u00e7\u00e3o com JSSE (SSLEngine).<\/li>\n<\/ul>\n<ol start=\"6\">\n<li><em>ByteBuffer API:<\/em><\/li>\n<\/ol>\n<ul>\n<li>TlsRecord.protect\/unprotect \u2014 sobrecargas de ByteBuffer para integra\u00e7\u00e3o zero-copy com NIO. Carregamento de chaves:<\/li>\n<li>Pkcs12Loader \u2014 leitura de PFX (PKCS#12) com PBKDF2-HMAC-SHA256 + AES-256-CBC.<\/li>\n<\/ul>\n<ol start=\"7\">\n<li><em>Finaliza\u00e7\u00e3o de sess\u00e3o:<\/em><\/li>\n<\/ol>\n<ul>\n<li>close_notify \u2014 fechamento correto conforme o protocolo.<\/li>\n<li>Apagar material de chave ao fechar ou em caso de erro.<\/li>\n<li>Tratamento de alerta: fatal \u2014 encerramento imediato + apagamento.<\/li>\n<\/ul>\n<ol start=\"8\">\n<li><em>Seguran\u00e7a da implementa\u00e7\u00e3o:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Compara\u00e7\u00f5es em tempo constante para verify_data e binders PSK (prote\u00e7\u00e3o contra ataques de temporiza\u00e7\u00e3o)<\/li>\n<li>Destrui\u00e7\u00e3o de material chave: destroy() em todos os objetos com chaves (TlsKeySchedule, TlsTrafficKeys, TlsRecord, HandshakeContext), ao fechar, alerta fatal, exce\u00e7\u00e3o no handshake<\/li>\n<li>Prote\u00e7\u00e3o contra DoS: limites no comprimento da cadeia de certificados (10), mensagens post-handshake, tamanho das grava\u00e7\u00f5es.<\/li>\n<li>Nonce MGM: MSB do primeiro byte \u00e9 limpo para ICN (RFC 9058 \u00a73, RFC 9367 \u00a73.3).<\/li>\n<li>A chave privada ECDHE e a transcri\u00e7\u00e3o do handshake s\u00e3o destru\u00eddas ap\u00f3s a conclus\u00e3o do handshake.<\/li>\n<li>O material chave HMAC \u00e9 limpo ap\u00f3s o uso (HkdfStreebog, KdfGostR3411_2012_256).<\/li>\n<\/ul>\n<ol start=\"9\">\n<li><em>Restri\u00e7\u00f5es:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Apenas resumption PSK (0-RTT e external PSK n\u00e3o s\u00e3o suportados).<\/li>\n<li>Apenas psk_dhe_ke (pure PSK sem ECDHE n\u00e3o \u00e9 suportado).<\/li>\n<li>HelloRetryRequest (RFC 8446 \u00a74.1.4) n\u00e3o \u00e9 suportado \u2014 \u00e9 utilizada apenas uma named group (GC256A por padr\u00e3o).<\/li>\n<li>Apenas GOST (non-GOST cipher suites n\u00e3o s\u00e3o suportados).<\/li>\n<\/ul>\n<ol start=\"10\">\n<li><em>Teste:<\/em><\/li>\n<\/ol>\n<ul>\n<li>A biblioteca cont\u00e9m Known Answer Tests do Ap\u00eandice A.1 do RFC 9367 (varia\u00e7\u00f5es L e S) \u2014 agendamento de chave completo, TLSTREE, AEAD, ECDHE. E passa por uma gama completa de testes KAT.<\/li>\n<li>4 testes de integra\u00e7\u00e3o (self-interop) atrav\u00e9s de sockets TCP reais.<\/li>\n<li>Testes de fuzzing para parsers: TlsMessageParser (8 m\u00e9todos), TlsDerParser (3 m\u00e9todos), TlsOcspVerifier (1 m\u00e9todo), para garantir seguran\u00e7a e reduzir vetores de ataque nos parsers.<\/li>\n<\/ul>\n<ol start=\"11\">\n<li><em>Solu\u00e7\u00f5es arquitet\u00f4nicas:<\/em><\/li>\n<\/ol>\n<ul>\n<li>TlsHandshakeEngine \u2014 m\u00e1quina de estados, desacoplada de I\/O (para futuro m\u00f3dulo JSSE).<\/li>\n<li>Sobrecargas de ByteBuffer TlsRecord.protect\/unprotect para NIO\/JSSE.<\/li>\n<li>Cache TLSTREE (TlsTreeCache) \u2014 rec\u00e1lculo apenas dos n\u00edveis alterados (RFC 9367).<\/li>\n<li>InMemoryTlsTransport.Pair \u2014 par bidirecional para testes e intera\u00e7\u00e3o de processo \u00fanico.<\/li>\n<\/ul>\n<p>A biblioteca \u00e9 distribu\u00edda sob uma licen\u00e7a livre.<\/p>\n<p>Fonte: <a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/java\/18287174\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041c\u043e\u0434\u0443\u043b\u044c crypto-gost-tls13 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e TLS 1.3 (RFC 8446 + RFC 9367) \u0441 \u0413\u041e\u0421\u0422-\u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0435\u0439. \u0414\u0430\u043d\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0435\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0438 \u0433\u043e\u0442\u043e\u0432 \u0434\u043b\u044f \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f. \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c\u044e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u043d\u0430 \u0447\u0438\u0441\u0442\u043e\u0439 Java. \u0412\u0441\u0435 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e\u0442\u0441\u044f \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u043c\u0438 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430\u043c\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u2014 \u0431\u0435\u0437 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u042d\u0442\u043e \u0432 \u0441\u0432\u043e\u0435\u043c \u0440\u043e\u0434\u0435 \u043e\u0434\u043d\u0430 \u0438\u0437 \u043f\u0435\u0440\u0432\u044b\u0445 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0445 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0439 TLS 1.3 \u0441 \u0413\u041e\u0421\u0422 [&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-170634","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=\"\u041c\u043e\u0434\u0443\u043b\u044c crypto-gost-tls13 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e TLS 1.3 (RFC 8446 + RFC 9367) \u0441 \u0413\u041e\u0421\u0422-\u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0435\u0439.\" 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