{"id":108765,"date":"2023-05-29T03:10:51","date_gmt":"2023-05-29T01:10:51","guid":{"rendered":"https:\/\/prohoster.info\/?p=108765"},"modified":"2023-05-29T09:39:14","modified_gmt":"2023-05-29T07:39:14","slug":"vypusk-kriptograficheskoj-biblioteki-libressl-3-8-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libressl-3-8-0","title":{"rendered":"Lan\u00e7amento da biblioteca criptogr\u00e1fica LibreSSL 3.8.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Os desenvolvedores do projeto OpenBSD apresentaram o lan\u00e7amento da vers\u00e3o port\u00e1til do pacote LibreSSL 3.8.0, que desenvolve um fork do OpenSSL, visando garantir um n\u00edvel mais elevado de seguran\u00e7a. O projeto LibreSSL foca em um suporte de qualidade para os protocolos SSL\/TLS, eliminando funcionalidades desnecess\u00e1rias, adicionando medidas adicionais de prote\u00e7\u00e3o e realizando uma limpeza significativa e reestrutura\u00e7\u00e3o da base de c\u00f3digo. O lan\u00e7amento do LibreSSL 3.8.0 \u00e9 considerado experimental, onde s\u00e3o desenvolvidas funcionalidades que far\u00e3o parte do OpenBSD 7.4. Ao mesmo tempo, foram formados lan\u00e7amentos est\u00e1veis do LibreSSL 3.6.3 e 3.7.3, nos quais v\u00e1rios bugs foram corrigidos.      <\/p>\n<p>Caracter\u00edsticas do LibreSSL 3.8.0:   <\/p>\n<ul>\n<li class=\"l\"> Suporte adicionado para uma vers\u00e3o reduzida do SHA-2 e SHA-3.\n<li class=\"l\"> Iniciado o processo de limpeza e reestrutura\u00e7\u00e3o do c\u00f3digo interno do SHA.\n<li class=\"l\"> As fun\u00e7\u00f5es internas BN_exp() e BN_copy() foram reescritas. A implementa\u00e7\u00e3o da fun\u00e7\u00e3o BN_mod_sqrt() foi substitu\u00edda.\n<li class=\"l\"> Instru\u00e7\u00f5es endbr64 (Terminate Indirect Branch) foram utilizadas em inser\u00e7\u00f5es de assembly para a arquitetura AMD64.\n<li class=\"l\"> O c\u00f3digo para verifica\u00e7\u00e3o das regras definidas no RFC 5280 foi transferido do BoringSSL.\n<li class=\"l\"> Continua\u00e7\u00e3o da convers\u00e3o da libcrypto para o uso das interfaces CBB (bytebuilder) e CBS (bytestring).\n<li class=\"l\"> Problemas que afetavam a separa\u00e7\u00e3o de privil\u00e9gios na libtls devido a altera\u00e7\u00f5es no OpenSSL 3 foram resolvidos de forma alternativa.\n<li class=\"l\"> O suporte a proxy certificates (RFC 3820), GF2m, API X9.31, modo CTS (Cipher Text Stealing), SXNET, NETSCAPE_CERT_SEQUENCE, POLICY_TREE, al\u00e9m de implementa\u00e7\u00f5es inseguras r\u00e1pidas de opera\u00e7\u00f5es com n\u00fameros primos e curvas el\u00edpticas do NIST, como EC_GFp_nist_method(), foi encerrado.        <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59209\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenBSD \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 LibreSSL 3.8.0, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0444\u043e\u0440\u043a OpenSSL, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u044b\u0439 \u043d\u0430 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u0435 \u0431\u043e\u043b\u0435\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u041f\u0440\u043e\u0435\u043a\u0442 LibreSSL \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d \u043d\u0430 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u0443\u044e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 SSL\/TLS \u0441 \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435\u043c \u0438\u0437\u043b\u0438\u0448\u043d\u0435\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0437\u0430\u0449\u0438\u0442\u044b \u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435\u043c \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0447\u0438\u0441\u0442\u043a\u0438 \u0438 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b. \u0412\u044b\u043f\u0443\u0441\u043a LibreSSL 3.8.0 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c [&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-108765","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=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenBSD \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0438 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 LibreSSL 3.8.0, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e 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