{"id":107816,"date":"2023-04-12T12:48:18","date_gmt":"2023-04-12T10:48:18","guid":{"rendered":"https:\/\/prohoster.info\/?p=107816"},"modified":"2023-04-13T08:25:14","modified_gmt":"2023-04-13T06:25:14","slug":"vypusk-kriptograficheskoj-biblioteki-botan-3-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-botan-3-0-0","title":{"rendered":"Vyd\u00e1n\u00ed kryptografick\u00e9 knihovny Botan 3.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Vyd\u00e1n\u00ed kryptografick\u00e9 knihovny Botan 3.0.0, pou\u017eitou v projektu NeoPG, fork GnuPG 2. Knihovna poskytuje \u0161irokou sb\u00edrku p\u0159ipraven\u00fdch primitiv pou\u017e\u00edvan\u00fdch v protokolu TLS, certifik\u00e1tech X.509, \u0161ifr\u00e1ch AEAD, modulech TPM, PKCS#11, hashov\u00e1n\u00ed hesel a postkvantov\u00e9 kryptografii (podpisy zalo\u017een\u00e9 na hashe a shoda kl\u00ed\u010d\u016f zalo\u017een\u00e1 na McEliece). Knihovna je napsan\u00e1 v jazyce C++ a je dod\u00e1v\u00e1na pod licenc\u00ed BSD.       <\/p>\n<p>Mezi zm\u011bnami v nov\u00e9m vyd\u00e1n\u00ed:  <\/p>\n<ul>\n<li class=\"l\"> V k\u00f3dov\u00e9 b\u00e1zi je povoleno pou\u017eit\u00ed standardu C++20 (d\u0159\u00edve byl pou\u017e\u00edv\u00e1n C++11), a proto se zv\u00fd\u0161ily po\u017eadavky na kompil\u00e1tory \u2014 pro sestaven\u00ed jsou nyn\u00ed minim\u00e1ln\u011b pot\u0159ebn\u00e9 GCC 11, Clang 14 nebo MSVC 2022. Byla ukon\u010dena podpora kompil\u00e1tor\u016f HP a Pathscale, stejn\u011b jako projekt\u016f Google NaCL a IncludeOS.\n<li class=\"l\"> Byla provedena v\u00fdznamn\u00e1 zm\u011bna, kter\u00e1 naru\u0161uje zp\u011btnou kompatibilitu. Bylo odstran\u011bno mnoho zastaral\u00fdch hlavi\u010dkov\u00fdch soubor\u016f, nap\u0159\u00edklad specifick\u00fdch pro ur\u010dit\u00e9 algoritmy (aes.h atd.). Byly odstran\u011bny implementace funkc\u00ed a algoritm\u016f, kter\u00e9 byly d\u0159\u00edve ozna\u010deny jako zastaral\u00e9 (CAST-256, MISTY1, Kasumi, DESX, XTEA, PBKDF1, MCEIES, CBC-MAC, Tiger, NEWHOPE, CECPQ1). P\u0159i generov\u00e1n\u00ed entropie pro gener\u00e1tor pseudon\u00e1hodn\u00fdch \u010d\u00edsel byla ukon\u010dena podpora pou\u017eit\u00ed \/proc a \/dev\/random. Z API byly odstran\u011bny n\u011bkter\u00e9 t\u0159\u00eddy (nap\u0159. Data_Store), struktury a v\u00fd\u010dty. Kde to bylo mo\u017en\u00e9, bylo ukon\u010deno vracen\u00ed a pou\u017e\u00edv\u00e1n\u00ed hol\u00fdch ukazatel\u016f.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora protokolu TLS 1.3. Podpora TLS 1.0, TLS 1.1 a DTLS 1.0 byla ukon\u010dena. Z implementace TLS byla odstran\u011bna podpora sad cipher\u016f DSA, SRP, SEED, AES-128 OCB, CECPQ1, DHE_PSK a Camellia CBC, anonymn\u00edch cipher\u016f, hash\u016f SHA-1.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora algoritmu postkvantov\u00e9 kryptografie Kyber, odoln\u00e9ho proti \u00fatok\u016fm na kvantov\u00e9m po\u010d\u00edta\u010di.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora algoritmu postkvantov\u00e9 kryptografie Dilithium pro pr\u00e1ci s digit\u00e1ln\u00edmi podpisy.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora hashe ve form\u00e1tu bodu na eliptick\u00e9 k\u0159ivce, pou\u017e\u00edvaj\u00edc\u00ed techniku SSWU (draft-irtf-cfrg-hash-to-curve).\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora kryptografick\u00e9 hashovac\u00ed funkce BLAKE2b.\n<li class=\"l\"> Bylo navr\u017eeno nov\u00e9 programov\u00e9 rozhran\u00ed T::new_object, kter\u00e9 vrac\u00ed unique_ptr&lt;T&gt; m\u00edsto hol\u00e9ho ukazatele &laquo;T*&raquo;.\n<li class=\"l\"> Byly p\u0159id\u00e1ny nov\u00e9 funkce a API: X509_DN::DER_encode, Public_Key::get_int_field, ideal_granularity, requires_entire_message, SymmetricAlgorithm::has_keying_material. Byl p\u0159id\u00e1n velk\u00fd soubor nov\u00fdch funkc\u00ed pro pou\u017eit\u00ed v k\u00f3du jazyka C (C89).\n<li class=\"l\"> V implementaci algoritmu Argon2 byly vyu\u017eity instrukce AVX2.\n<li class=\"l\"> Byly zmen\u0161eny velikosti tabulek v realizac\u00edch algoritm\u016f Camellia, ARIA, SEED, DES a Whirlpool.\n<li class=\"l\"> Byla navr\u017eena nov\u00e1 realizace DES\/3DES, chr\u00e1n\u011bn\u00e1 proti v\u011bt\u0161in\u011b t\u0159\u00edd \u00fatok\u016f pomoc\u00ed bo\u010dn\u00edch kan\u00e1l\u016f hodnot\u00edc\u00edch stav cache.\n<li class=\"l\"> Realizace SHACAL2 byla optimalizov\u00e1na pro syst\u00e9my zalo\u017een\u00e9 na architektur\u00e1ch ARMv8 a POWER.\n<li class=\"l\"> K\u00f3d pro v\u00fdpo\u010det paritn\u00edch bit\u016f, transformace bcrypt\/base64 a ur\u010den\u00ed typu \u0159et\u011bzce ASN.1 byl zbaven vyhled\u00e1v\u00e1n\u00ed v tabulk\u00e1ch a nyn\u00ed nez\u00e1vis\u00ed na zpracov\u00e1van\u00fdch datech (prov\u00e1d\u011bno za st\u00e1l\u00fd \u010das).            <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58953\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\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 Botan 3.0.0, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0439 \u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0435 NeoPG, \u0444\u043e\u0440\u043a\u0435 GnuPG 2. \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0431\u043e\u043b\u044c\u0448\u0443\u044e \u043a\u043e\u043b\u043b\u0435\u043a\u0446\u0438\u044e \u0433\u043e\u0442\u043e\u0432\u044b\u0445 \u043f\u0440\u0438\u043c\u0438\u0442\u0438\u0432\u043e\u0432, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0445 \u0432 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0435 TLS, \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430\u0445 X.509, \u0448\u0438\u0444\u0440\u0430\u0445 AEAD, \u043c\u043e\u0434\u0443\u043b\u044f\u0445 TPM, PKCS#11, \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438 \u043f\u0430\u0440\u043e\u043b\u0435\u0439 \u0438 \u043f\u043e\u0441\u0442\u043a\u0432\u0430\u043d\u0442\u043e\u0432\u043e\u0439 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0438 (\u043f\u043e\u0434\u043f\u0438\u0441\u0438 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u0445\u044d\u0448\u0430 \u0438 \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u0430\u043d\u0438\u0435 \u043a\u043b\u044e\u0447\u0435\u0439 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 McEliece). \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0430 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C++ \u0438 \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. [&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-107816","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=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\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 Botan 3.0.0, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0439 \u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0435 NeoPG, \u0444\u043e\u0440\u043a\u0435 GnuPG 2.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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