{"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\/ro\/blog\/news\/pervyj-vypusk-realizaczii-protokola-tls-1-3-na-java-s-algoritmami-gost-v-sootvetstvii-s-rfc-9367","title":{"rendered":"Prima versiune a implement\u0103rii protocolului TLS 1.3 \u00een Java cu algoritmi GOST conform RFC 9367","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Modulul <em>crypto-gost-tls13<\/em> con\u021bine o implementare <em>TLS 1.3 (RFC 8446 + RFC 9367)<\/em> cu criptografie GOST. Aceast\u0103 versiune este versiunea ini\u021bial\u0103 a bibliotecii \u0219i este preg\u0103tit\u0103 pentru utilizare intern\u0103.<\/p>\n<p>Particularitatea bibliotecii este implementarea \u00een Java pur\u0103. Toate opera\u021biunile criptografice sunt efectuate cu ajutorul func\u021bionalit\u0103\u021bilor integrate ale bibliotecii \u2014 f\u0103r\u0103 dependen\u021be externe.<\/p>\n<p>Aceasta este una dintre primele implement\u0103ri deschise ale TLS 1.3 cu GOST \u00een Java, a\u0219adar testarea de interoperabilitate a fost realizat\u0103 \u00eentr-un volum minim accesibil.<\/p>\n<p>Mai jos sunt prezentate capabilit\u0103\u021bile bibliotecii.<\/p>\n<ol>\n<li><em>Protocole:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Handshake: complet (client\/server), scurtat (PSK), mutual (mTLS).<\/li>\n<li>ALPN (RFC 7301) \u2014 negocierea protocoalelor la nivel aplicativ (HTTP\/2, HTTP\/1.1).<\/li>\n<li>SNI (RFC 6066) \u2014 specificarea numelui <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/server\/dts-los-angeles\/\" title=\"server\" data-wpil-keyword-link=\"linked\">server<\/a> pentru desf\u0103\u0219ur\u0103ri multi-tenant.<\/li>\n<li>KeyUpdate (RFC 8446 \u00a74.6.3) \u2014 actualizarea cheilor de criptare a traficului.<\/li>\n<li>Cipher suites: TLS_KUZNYECHIK_MGM_STREEBOG_256_L\/S.<\/li>\n<li>ECDHE: CryptoPro-A (256-bit), CryptoPro-B (512-bit)<\/li>\n<li>Re-keying per-record TLSTREE \u2014 schimbarea cheii de criptare pentru fiecare \u00eenregistrare TLS.<\/li>\n<li>Fragmentarea \u0219i asamblarea handshake-urilor \u0219i \u00eenregistr\u0103rilor (RFC 8446 \u00a75.1).<\/li>\n<li>Revenirea sesiunii: PSK prin NewSessionTicket (PskStore in-memory, o utilizare).<\/li>\n<li>OCSP stapling: <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/server\/\"   title=\"serverul\" data-wpil-keyword-link=\"linked\">serverul<\/a> ata\u0219eaz\u0103 r\u0103spunsul OCSP la certificat.<\/li>\n<li>Mesaje post-handshake: NewSessionTicket (salvare pentru PSK).<\/li>\n<\/ul>\n<ol start=\"2\">\n<li><em>Criptografie:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Key schedule: HKDF-Streebog (RFC 5869) conform schemei TLS 1.3 (RFC 8446 \u00a77.1).<\/li>\n<li>Protec\u021bia \u00eenregistr\u0103rilor: MGM-AEAD (Kuznyechik) cu nonce conform RFC 8446 \u00a75.3.<\/li>\n<li>Cheile efemere sunt \u0219terse dup\u0103 utilizare.<\/li>\n<\/ul>\n<ol start=\"3\">\n<li><em>Certificate:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Parsing X.509v3 (GOST R 34.10-2012) \u2014 parser DER \u00eencorporat.<\/li>\n<li>Validarea lan\u021bului: semn\u0103turi, DN (issuer \u2192 subject), Constr\u00e2ngeri de baz\u0103, Utilizarea cheii, Utilizarea cheii extinse * (serverAuth \/ clientAuth), pathLen.<\/li>\n<li>Verificarea hostname-ului: dNSName + iPAddress (RFC 6125).<\/li>\n<li>Verificarea r\u0103spunsurilor OCSP (RFC 6960).<\/li>\n<\/ul>\n<p>4.<em>Transport:<\/em><\/p>\n<ul>\n<li>TlsTransport \u2014 interfa\u021b\u0103.<\/li>\n<li>InMemoryTlsTransport \u2014 pentru teste \u0219i scenarii monoproces (coad\u0103 \u00een memorie).<\/li>\n<li>SocketTlsTransport \u2014 I\/O blocant prin java.net.Socket.<\/li>\n<li>ChannelTlsTransport \u2014 transport bazat pe NIO SocketChannel (mod blocant, interuptibil).<\/li>\n<\/ul>\n<ol start=\"5\">\n<li><em>Handshake pas cu pas:<\/em><\/li>\n<\/ol>\n<ul>\n<li>TlsHandshakeEngine \u2014 ma\u0219in\u0103 de st\u0103ri pentru handshake (decuplat\u0103 de I\/O). Folose\u0219te TlsSession ca orchestrator; adecvat pentru integrarea cu 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 suprascriere ByteBuffer pentru integrare zero-copy cu NIO. \u00cenc\u0103rcarea cheilor:<\/li>\n<li>Pkcs12Loader \u2014 citire PFX (PKCS#12) cu PBKDF2-HMAC-SHA256 + AES-256-CBC.<\/li>\n<\/ul>\n<ol start=\"7\">\n<li><em>Finalizarea sesiunii:<\/em><\/li>\n<\/ol>\n<ul>\n<li>close_notify \u2014 \u00eenchiderea corect\u0103 conform protocolului.<\/li>\n<li>\u0218tergerea materialului cheie la \u00eenchidere sau la eroare.<\/li>\n<li>Tratarea alertelor: fatal \u2014 \u00eenchidere imediat\u0103 + \u0219tergere.<\/li>\n<\/ul>\n<ol start=\"8\">\n<li><em>Securitatea implement\u0103rii:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Compara\u021bii \u00een timp constant pentru verify_data \u0219i PSK binders (protec\u021bie \u00eempotriva atacurilor de timing)<\/li>\n<li>\u0218tergerea materialului cheie: destroy() pe toate obiectele cu chei (TlsKeySchedule, TlsTrafficKeys, TlsRecord, HandshakeContext), la close, alert\u0103 fatal\u0103, excep\u021bie \u00een handshake<\/li>\n<li>Protec\u021bie \u00eempotriva DoS: limite pentru lungimea lan\u021bului de certificate (10), mesaje post-handshake, dimensiunea \u00eenregistr\u0103rilor.<\/li>\n<li>Nonce MGM: MSB primului octet este golit pentru ICN (RFC 9058 \u00a73, RFC 9367 \u00a73.3).<\/li>\n<li>Cheia privat\u0103 ECDHE \u0219i transcriptul handshake sunt distruse dup\u0103 finalizarea handshake-ului.<\/li>\n<li>Materialul cheie HMAC este \u0219ters dup\u0103 utilizare (HkdfStreebog, KdfGostR3411_2012_256).<\/li>\n<\/ul>\n<ol start=\"9\">\n<li><em>Limit\u0103ri:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Numai resumption PSK (0-RTT \u0219i external PSK nu sunt suportate).<\/li>\n<li>Numai psk_dhe_ke (pure PSK f\u0103r\u0103 ECDHE nu este suportat).<\/li>\n<li>HelloRetryRequest (RFC 8446 \u00a74.1.4) nu este suportat \u2014 se folose\u0219te un singur grup denumit (GC256A ca default).<\/li>\n<li>Numai GOST (suite de cifrare non-GOST nu sunt suportate).<\/li>\n<\/ul>\n<ol start=\"10\">\n<li><em>Testare:<\/em><\/li>\n<\/ol>\n<ul>\n<li>Biblioteca con\u021bine Known Answer Tests din RFC 9367 Appendix A.1 (variante L \u0219i S) \u2014 program complet de chei, TLSTREE, AEAD, ECDHE. \u0218i trece printr-un spectru complet de teste KAT.<\/li>\n<li>4 teste de integrare (self-interop) prin socket-uri TCP reale.<\/li>\n<li>Teste de fuzzing pentru parseri: TlsMessageParser (8 metode), TlsDerParser (3 metode), TlsOcspVerifier (1 metod\u0103), pentru asigurarea securit\u0103\u021bii \u0219i reducerea vectorilor de atac asupra parserilor.<\/li>\n<\/ul>\n<ol start=\"11\">\n<li><em>Solu\u021bii arhitecturale:<\/em><\/li>\n<\/ol>\n<ul>\n<li>TlsHandshakeEngine \u2014 ma\u0219in\u0103 de stat, dezlegat\u0103 de I\/O (pentru viitorul modul JSSE).<\/li>\n<li>Supra\u00eenc\u0103rc\u0103ri ByteBuffer TlsRecord.protect\/unprotect pentru NIO\/JSSE.<\/li>\n<li>Cache TLSTREE (TlsTreeCache) \u2014 recalcularea doar a nivelurilor modificate (RFC 9367).<\/li>\n<li>InMemoryTlsTransport.Pair \u2014 pereche bidirec\u021bional\u0103 pentru teste \u0219i interac\u021biune \u00eentr-un singur proces.<\/li>\n<\/ul>\n<p>Biblioteca este distribuit\u0103 sub o licen\u021b\u0103 liber\u0103.<\/p>\n<p>Sursa: <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<!-- 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