{"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\/da\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libgcrypt-1-11-0","title":{"rendered":"Udgivelse af kryptografisk bibliotek Libgcrypt 1.11.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>GNU-projektet har pr\u00e6senteret udgivelsen af biblioteket Libgcrypt 1.11.0, som implementerer komponenter, der ligger til grund for de krypteringsmekanismer, der anvendes i GnuPG. Biblioteket tilbyder funktioner til brug i tredjepartsapplikationer med forskellige kryptografiske algoritmer, herunder symmetrisk kryptering (AES, Arcfour, Blowfish, Camellia, CAST5, ChaCha20, DES, GOST28147, Salsa20, SEED, Serpent, Twofish), hash-algoritmer (MD5, RIPE-MD160, SHA-*, SHAKE256, TIGER-192, Whirlpool),<br \/>\nautentificeringskryptering (HMAC-*, CMAC-*, GMAC-*, Poly1305-*), kryptering ved hj\u00e6lp af offentlige n\u00f8gler (RSA, Elgamal, DSA, ECDSA, EdDSA, ECDH). Den nye gren er fuldt kompatibel med niveauer af API og ABI fra version 1.10.x (der kr\u00e6ves ikke en genkompilering af programmerne for at bruge den nye version).<\/p>\n<p>N\u00f8gleforbedringer:<\/p>\n<ul>\n<li class=\"l\"> API'et til brug af n\u00f8gleindkapslingsmekanismer (KEM, Key Encapsulation Mechanism) er blevet tilf\u00f8jet, hvilket anvendes til at beskytte n\u00f8gler til symmetrisk kryptering ved at udnytte algoritmer baseret p\u00e5 offentlige n\u00f8gler (asymmetrisk kryptering) til deres overf\u00f8rsel.\n<li class=\"l\"> Algoritmen til n\u00f8gleindkapsling sntrup761 (Streamlined NTRU Prime), som er modstandsdygtig over for angreb fra kvantecomputere, er blevet tilf\u00f8jet.\n<li class=\"l\"> En kvante-resistent algoritme kaldet Kyber er blevet tilf\u00f8jet, som benytter metoder fra kryptografi baseret p\u00e5 l\u00f8sning af opgaver inden for gitterteori, hvor l\u00f8snings tidsrammen er ens for b\u00e5de almindelige og kvantecomputere.\n<li class=\"l\"> Algoritmen til n\u00f8gleindkapsling Classic McEliece, der er modstandsdygtig over for angreb fra kvantecomputere, er blevet tilf\u00f8jet.\n<li class=\"l\"> N\u00f8glegenereringsalgoritmerne er blevet tilf\u00f8jet: One-Step KDF med hash og MAC (Message Authentication Code), HKDF (RFC-5869) og X963KDF.\n<li class=\"l\"> Autentificeringskrypteringsalgoritmerne GMAC-SM4 og Poly1305-SM4 er blevet tilf\u00f8jet.\n<li class=\"l\"> Algoritmen til blok-kryptering ARIA er blevet tilf\u00f8jet.\n<li class=\"l\"> Hash-algoritmen cSHAKE er blevet tilf\u00f8jet.\n<li class=\"l\"> Der er implementeret st\u00f8tte til intern generation af initialiseringsvektorer (IV) til AEAD-autentificeringskrypteringsmetoden.\n<li class=\"l\"> Der er blevet tilf\u00f8jet hurtige assemblerimplementeringer af algoritmerne SM3 og SM4 til AArch64-arkitekturen samt SM4-varianter p\u00e5 assembler for ARMv9, PowerPC og x86 (med AVX2-instruktioner GFNI og AVX512-instruktioner GFI).\n<li class=\"l\"> Implementeringerne af algoritmerne ChaCha20 og Poly1305 er blevet optimeret til PPC-arkitekturen ved brug af P10-instruktioner. Implementeringen af AES til PPC er blevet accelereret.\n<li class=\"l\"> Implementeringen af algoritmen Camellia, der anvender AVX2-instruktionen GFNI, er blevet tilf\u00f8jet.\n<li class=\"l\"> Implementeringerne af GHASH (GCM) og POLYVAL (GCM-SIV), der er accelereret ved hj\u00e6lp af AVX2- og AVX512-udvidelser, er blevet tilf\u00f8jet.\n<li class=\"l\"> Implementeringer af algoritmerne SHA512, Serpent, SHA3, Blake2, Poly1305 og ChaCha20 er blevet tilf\u00f8jet og accelereret med AVX512-udvidelsen.\n<li class=\"l\"> Implementering af AES til i386-systemer er blevet tilf\u00f8jet, accelereret med AVX2-instruktionen VAES.\n<li class=\"l\"> Implementeringer af algoritmerne SHA512 og Camellia er blevet tilf\u00f8jet, accelereret med kryptoudvidelser til AArch64-arkitekturen.\n<li class=\"l\"> Der er udf\u00f8rt arbejde for at sikre konstant udf\u00f8relsestid for operationer med forskellige kryptografiske algoritmer.\n<\/ul>\n<p>Kilde: <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 5.0.3 - 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 \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 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\u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Libgcrypt 1.11.0 | ProHoster","og:description":"\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 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