{"id":77269,"date":"2020-04-09T19:41:55","date_gmt":"2020-04-09T17:41:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0"},"modified":"2020-04-09T19:41:55","modified_gmt":"2020-04-09T17:41:55","slug":"vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-kriptograficheskih-bibliotek-libressl-3-1-0-i-botan-2-14-0","title":{"rendered":"Uscita delle librerie crittografiche LibreSSL 3.1.0 e Botan 2.14.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Gli sviluppatori del progetto OpenBSD <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/announce@openbsd.org\/msg00300.html\">hanno presentato<\/a><\/noindex> uscita di una versione portabile del pacchetto <noindex><a rel=\"nofollow\" href=\"http:\/\/www.libressl.org\/\">LibreSSL 3.1.0<\/a><\/noindex>, nell'ambito del quale si sviluppa un fork di OpenSSL, mirato a garantire un livello di sicurezza pi\u00f9 elevato. Il progetto LibreSSL \u00e8 orientato a fornire un supporto di qualit\u00e0 per i protocolli SSL\/TLS, rimuovendo funzionalit\u00e0 superflue, aggiungendo ulteriori misure di protezione e conducendo una significativa pulizia e ristrutturazione del codice. Il rilascio di LibreSSL 3.1.0 \u00e8 considerato sperimentale, nel quale si sviluppano funzionalit\u00e0 che entreranno a far parte di OpenBSD 6.7. <\/p>\n<p>Caratteristiche di LibreSSL 3.1.0: <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stata proposta una prima implementazione di TLS 1.3 basata su un nuovo automa a stati finiti e una sottosistema per la gestione delle registrazioni. Attualmente \u00e8 abilitata solo la parte client di TLS 1.3, mentre la parte server si prevede di attivarla di default in una delle future versioni.\n<li class=\"l\"> \u00c8 stata effettuata una pulizia del codice, migliorati il parsing dei protocolli e la gestione della memoria.\n<li class=\"l\"> Sono stati trasferiti i metodi RSA-PSS e RSA-OAEP da OpenSSL 1.1.1.\n<li class=\"l\"> \u00c8 stata trasferita e abilitata di default l'implementazione <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Cryptographic_Message_Syntax\">CMS<\/a><\/noindex> (Cryptographic Message Syntax). \u00c8 stato aggiunto il comando &#171;cms&#187; all'utilit\u00e0 openssl.\n<li class=\"l\"> \u00c8 stata migliorata la compatibilit\u00e0 con OpenSSL 1.1.1 attraverso il backport di alcune modifiche.\n<li class=\"l\"> \u00c8 stato aggiunto un ampio insieme di nuovi test per le funzioni crittografiche.\n<li class=\"l\"> Il comportamento di EVP_chacha20() \u00e8 stato avvicinato alla semantica di OpenSSL.\n<li class=\"l\"> \u00c8 stata aggiunta la possibilit\u00e0 di configurare la posizione del set di certificati delle autorit\u00e0 di certificazione.\n<li class=\"l\"> Nell'utilit\u00e0 openssl, nel comando &#171;req&#187;, \u00e8 stata implementata l'opzione &#171;-addext&#187;.\n<\/ul>\n<p>Inoltre, si pu\u00f2 notare <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.randombit.net\/pipermail\/botan-announce\/2020\/000213.html\">uscita<\/a><\/noindex>  libreria crittografica <noindex><a rel=\"nofollow\" href=\"https:\/\/botan.randombit.net\/\">Botan 2.14.0<\/a><\/noindex>, utilizzata nel progetto <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47936\">NeoPG<\/a><\/noindex>, fork di GnuPG 2. La libreria fornisce una vasta collezione <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/randombit\/botan#find-enclosed\">di primitivi pronti all'uso<\/a><\/noindex>, utilizzati nel protocollo TLS, certificati X.509, cifrature AEAD, moduli TPM, PKCS#11, hashing delle password e crittografia post-quantistica (firmate basate su hash e accordo di chiavi basati su McEliece e NewHope). La libreria \u00e8 scritta in C++11 e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/randombit\/botan\/\">fornito<\/a><\/noindex> sotto licenza BSD. <\/p>\n<p>Tra <noindex><a rel=\"nofollow\" href=\"https:\/\/botan.randombit.net\/news.html\">cambiamenti<\/a><\/noindex> nel nuovo rilascio di Botan:<\/p>\n<ul>\n<li class=\"l\"> \u00c8 stata aggiunta l'implementazione della modalit\u00e0 <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Galois\/Counter_Mode\">GCM<\/a><\/noindex> (Galois\/Counter Mode), accelerata per i processori POWER8 tramite l'istruzione vettoriale VPSUMD.\n<li class=\"l\"> Per i sistemi ARM e POWER \u00e8 stata significativamente velocizzata l'implementazione dell'operazione di permutazione dei vettori per AES con un tempo di esecuzione costante.\n<li class=\"l\"> \u00c8 stato proposto un nuovo algoritmo di inversione modulo, che \u00e8 pi\u00f9 veloce e protegge meglio dagli attacchi tramite canali laterali.\n<li class=\"l\"> Sono state apportate ottimizzazioni che accelerano ECDSA\/ECDH riducendo il campo NIST.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52700\">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 3.1.0, \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 3.1.0 \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-77269","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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