{"id":116652,"date":"2024-06-20T00:05:44","date_gmt":"2024-06-19T22:05:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskoj-biblioteki-libgcrypt-1-11-0"},"modified":"2024-06-20T00:05:44","modified_gmt":"2024-06-19T22:05:44","slug":"vypusk-kriptograficheskoj-biblioteki-libgcrypt-1-11-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libgcrypt-1-11-0","title":{"rendered":"Sortie de la biblioth\u00e8que cryptographique Libgcrypt 1.11.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Le projet GNU a pr\u00e9sent\u00e9 la sortie de la biblioth\u00e8que Libgcrypt 1.11.0, avec la mise en \u0153uvre des composants sous-jacents aux m\u00e9canismes de chiffrement utilis\u00e9s dans GnuPG. La biblioth\u00e8que fournit des fonctions pour utiliser divers algorithmes cryptographiques dans des applications tierces, y compris des chiffrements sym\u00e9triques (AES, Arcfour, Blowfish, Camellia, CAST5, ChaCha20, DES, GOST28147, Salsa20, SEED, Serpent, Twofish), des algorithmes de hachage (MD5, RIPE-MD160, SHA-*, SHAKE256, TIGER-192, Whirlpool),<br \/>\ndes algorithmes de chiffrement authentifi\u00e9 (HMAC-*, CMAC-*, GMAC-*, Poly1305-*), du chiffrement utilisant des cl\u00e9s publiques (RSA, Elgamal, DSA, ECDSA, EdDSA, ECDH). La nouvelle branche est enti\u00e8rement compatible au niveau API et ABI avec la branche 1.10.x (aucune recompilation n'est n\u00e9cessaire pour utiliser la nouvelle version).<\/p>\n<p>Am\u00e9liorations cl\u00e9s :<\/p>\n<ul>\n<li class=\"l\"> Une API a \u00e9t\u00e9 ajout\u00e9e pour utiliser les m\u00e9canismes d'encapsulation de cl\u00e9s (KEM, Key Encapsulation Mechanism), appliqu\u00e9s pour prot\u00e9ger les cl\u00e9s de chiffrement sym\u00e9trique en utilisant des algorithmes bas\u00e9s sur des cl\u00e9s publiques pour leur transmission (chiffrement asym\u00e9trique).\n<li class=\"l\"> Un algorithme d'encapsulation de cl\u00e9s sntrup761 (Streamlined NTRU Prime) a \u00e9t\u00e9 ajout\u00e9, r\u00e9sistant \u00e0 l'attaque par ordinateurs quantiques.\n<li class=\"l\"> Un algorithme Kyber, r\u00e9sistant \u00e0 l'attaque par ordinateurs quantiques, a \u00e9t\u00e9 ajout\u00e9, utilisant des m\u00e9thodes cryptographiques bas\u00e9es sur des probl\u00e8mes de th\u00e9orie des r\u00e9seaux, dont le temps de r\u00e9solution ne diff\u00e8re pas sur des ordinateurs classiques et quantiques.\n<li class=\"l\"> Un algorithme d'encapsulation de cl\u00e9s Classic McEliece a \u00e9t\u00e9 ajout\u00e9, r\u00e9sistant \u00e0 l'attaque par ordinateurs quantiques.\n<li class=\"l\"> Des algorithmes de d\u00e9rivation de cl\u00e9s ont \u00e9t\u00e9 ajout\u00e9s : One-Step KDF avec hachage et MAC (Code d'authentification de message), HKDF (RFC-5869) et X963KDF.\n<li class=\"l\"> Des algorithmes de chiffrement authentifi\u00e9 GMAC-SM4 et Poly1305-SM4 ont \u00e9t\u00e9 ajout\u00e9s.\n<li class=\"l\"> Un algorithme de chiffrement par blocs ARIA a \u00e9t\u00e9 ajout\u00e9.\n<li class=\"l\"> Un algorithme de hachage cSHAKE a \u00e9t\u00e9 ajout\u00e9.\n<li class=\"l\"> Le support de la g\u00e9n\u00e9ration interne de vecteurs d'initialisation (IV) pour le mode de chiffrement authentifi\u00e9 AEAD a \u00e9t\u00e9 impl\u00e9ment\u00e9.\n<li class=\"l\"> Des impl\u00e9mentations assembly rapides des algorithmes SM3 et SM4 pour l'architecture AArch64 ont \u00e9t\u00e9 ajout\u00e9es, ainsi que des variantes SM4 en assembleur pour ARMv9, PowerPC et x86 (utilisant les instructions AVX2 GFNI et AVX512 GFI).\n<li class=\"l\"> Les impl\u00e9mentations des algorithmes ChaCha20 et Poly1305 ont \u00e9t\u00e9 optimis\u00e9es pour l'architecture PPC en utilisant les instructions P10. L'impl\u00e9mentation d'AES pour PPC a \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9e.\n<li class=\"l\"> Une impl\u00e9mentation de l'algorithme Camellia, utilisant l'instruction AVX2 GFNI, a \u00e9t\u00e9 ajout\u00e9e.\n<li class=\"l\"> Des impl\u00e9mentations GHASH (GCM) et POLYVAL (GCM-SIV), acc\u00e9l\u00e9r\u00e9es gr\u00e2ce aux extensions AVX2 et AVX512, ont \u00e9t\u00e9 ajout\u00e9es.\n<li class=\"l\"> Des impl\u00e9mentations des algorithmes SHA512, Serpent, SHA3, Blake2, Poly1305 et ChaCha20 ont \u00e9t\u00e9 ajout\u00e9es, acc\u00e9l\u00e9r\u00e9es gr\u00e2ce \u00e0 l'extension AVX512.\n<li class=\"l\"> Une impl\u00e9mentation de l'AES pour les syst\u00e8mes i386 a \u00e9t\u00e9 ajout\u00e9e, acc\u00e9l\u00e9r\u00e9e par l'instruction AVX2 VAES.\n<li class=\"l\"> Des impl\u00e9mentations des algorithmes SHA512 et Camellia ont \u00e9t\u00e9 ajout\u00e9es, acc\u00e9l\u00e9r\u00e9es gr\u00e2ce aux extensions cryptographiques pour l'architecture AArch64.\n<li class=\"l\"> Des travaux ont \u00e9t\u00e9 r\u00e9alis\u00e9s pour garantir un temps d'ex\u00e9cution constant pour diverses op\u00e9rations de cryptographie.\n<\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61405\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 GNU \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Libgcrypt 1.11.0, \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432, \u043b\u0435\u0436\u0430\u0449\u0438\u0445 \u0432 \u043e\u0441\u043d\u043e\u0432\u0435 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 GnuPG. \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u043a\u0440\u0438\u043f\u0442\u043e\u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u0438\u043c\u043c\u0435\u0442\u0440\u0438\u0447\u043d\u044b\u0435 \u0448\u0438\u0444\u0440\u044b (AES, Arcfour, Blowfish, Camellia, CAST5, ChaCha20, DES, GOST28147, Salsa20, SEED, Serpent, Twofish), \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f (MD5, RIPE-MD160, SHA-*, SHAKE256, TIGER-192, Whirlpool), \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f (HMAC-*, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-116652","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u043e\u0435\u043a\u0442 GNU \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b 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