{"id":106131,"date":"2022-12-16T15:36:53","date_gmt":"2022-12-16T13:36:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/nist-vyvodit-algoritm-heshirovaniya-sha-1-iz-svoih-speczifikaczij"},"modified":"2022-12-16T15:36:53","modified_gmt":"2022-12-16T13:36:53","slug":"nist-vyvodit-algoritm-heshirovaniya-sha-1-iz-svoih-speczifikaczij","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/nist-vyvodit-algoritm-heshirovaniya-sha-1-iz-svoih-speczifikaczij","title":{"rendered":"El NIST ha eliminado el algoritmo de hash SHA-1 de sus especificaciones","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>El Instituto Nacional de Est\u00e1ndares y Tecnolog\u00eda de EE. UU. (NIST) ha declarado que el algoritmo de hash est\u00e1 obsoleto, no cumple con los requisitos de seguridad y no se recomienda su uso. Se planea eliminar el uso de SHA-1 antes del 31 de diciembre de 2030 y hacer la transici\u00f3n completa a algoritmos m\u00e1s seguros como SHA-2 y SHA-3.     <\/p>\n<p>Antes del 31 de diciembre de 2030, el uso de SHA-1 se detendr\u00e1 en todas las especificaciones y protocolos actuales del NIST. La obsolescencia del est\u00e1ndar SHA-1 se reflejar\u00e1 en un nuevo est\u00e1ndar federal, FIPS 180-5. Adem\u00e1s, se realizar\u00e1n cambios en especificaciones relacionadas, como SP 800-131A, donde se eliminar\u00e1 la menci\u00f3n a SHA-1. Los m\u00f3dulos criptogr\u00e1ficos que admiten SHA-1 no podr\u00e1n pasar la pr\u00f3xima verificaci\u00f3n del NIST, y su suministro a las agencias gubernamentales de EE. UU. ser\u00e1 imposible (el certificado se otorga solo por cinco a\u00f1os, despu\u00e9s de lo cual se requiere volver a examinar).          <\/p>\n<p>SHA-1 fue desarrollado en 1995 y aprobado como norma federal de procesamiento de informaci\u00f3n (FIPS 180-1), permitiendo el uso de este algoritmo en instituciones gubernamentales de EE. UU. En 2005 se demostr\u00f3 la posibilidad te\u00f3rica de un ataque contra SHA-1. En 2017 se mostr\u00f3 el primer ataque pr\u00e1ctico de colisi\u00f3n con prefijo espec\u00edfico, que permite para dos conjuntos de datos diferentes encontrar adiciones, cuya uni\u00f3n conducir\u00e1 a la colisi\u00f3n y a la formaci\u00f3n del mismo hash resultante (por ejemplo, para dos documentos existentes se pueden calcular dos adiciones y, si una se une al primer documento y la otra al segundo, los hashes SHA-1 resultantes de esos archivos ser\u00e1n id\u00e9nticos).     <\/p>\n<p>En 2019, el m\u00e9todo para detectar colisiones fue mejorado significativamente y los costos para llevar a cabo un ataque se redujeron a decenas de miles de d\u00f3lares. En 2020, se demostr\u00f3 un ataque funcional para crear firmas digitales falsas de PGP y GnuPG. Desde 2011, SHA-1 no se recomienda para su uso en firmas digitales, y en 2017, todos los principales navegadores web dejaron de soportar certificados verificados utilizando el algoritmo de hash SHA-1. Sin embargo, SHA-1 sigue utiliz\u00e1ndose para sumas de verificaci\u00f3n y en la base de datos del NIST hay m\u00e1s de 2200 m\u00f3dulos y bibliotecas criptogr\u00e1ficas certificados que ofrecen soporte para SHA-1.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58338\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043e\u0432 \u0438 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 \u0421\u0428\u0410 (NIST) \u043f\u0440\u0438\u0437\u043d\u0430\u043b \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u043c, \u043d\u0435 \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u043c \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u043a \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u043d\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043a \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044e. \u041e\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f SHA-1 \u043f\u043b\u0430\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0438\u0437\u0431\u0430\u0432\u0438\u0442\u044c\u0441\u044f \u0434\u043e 31 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2030 \u0433\u043e\u0434\u0430 \u0438 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0435\u0440\u0435\u0439\u0442\u0438 \u043d\u0430 \u0431\u043e\u043b\u0435\u0435 \u0437\u0430\u0449\u0438\u0449\u0451\u043d\u043d\u044b\u0435 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b SHA-2 \u0438 SHA-3. \u0414\u043e 31 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2030 \u0433\u043e\u0434\u0430 \u0432\u043e \u0432\u0441\u0435\u0445 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f\u0445 \u0438 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u0445 NIST \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u043e [&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-106131","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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UU. (NIST) ha declarado que el algoritmo de hash est\u00e1 obsoleto, no cumple con los requisitos de seguridad y no se recomienda para su uso.","canonical_url":"https:\/\/prohoster.info\/es\/blog\/news\/nist-vyvodit-algoritm-heshirovaniya-sha-1-iz-svoih-speczifikaczij","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"es_ES","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47NIST \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f SHA-1 \u0438\u0437 \u0441\u0432\u043e\u0438\u0445 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0439 | ProHoster","og:description":"\u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043e\u0432 \u0438 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 \u0421\u0428\u0410 (NIST) \u043f\u0440\u0438\u0437\u043d\u0430\u043b \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0445\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u043c, \u043d\u0435 \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u043c \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u043a \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u043d\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043a \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044e.","og:url":"https:\/\/prohoster.info\/es\/blog\/news\/nist-vyvodit-algoritm-heshirovaniya-sha-1-iz-svoih-speczifikaczij","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2022-12-16T13:36:53+00:00","article:modified_time":"2022-12-16T13:36:53+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/posts\/106131","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/comments?post=106131"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/posts\/106131\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/media?parent=106131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/categories?post=106131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/es\/wp-json\/wp\/v2\/tags?post=106131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}