{"id":114239,"date":"2024-03-10T12:25:43","date_gmt":"2024-03-10T10:25:43","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-kriptograficheskoj-biblioteki-libressl-3-9-0"},"modified":"2024-03-10T12:25:43","modified_gmt":"2024-03-10T10:25:43","slug":"vypusk-kriptograficheskoj-biblioteki-libressl-3-9-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-kriptograficheskoj-biblioteki-libressl-3-9-0","title":{"rendered":"Wydanie biblioteki kryptograficznej LibreSSL 3.9.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Programi\u015bci projektu OpenBSD zaprezentowali now\u0105 wersj\u0119 przeno\u015bnej edycji pakietu LibreSSL 3.9.0, w ramach kt\u00f3rej rozwija si\u0119 fork OpenSSL, maj\u0105cy na celu zapewnienie wy\u017cszego poziomu bezpiecze\u0144stwa. Projekt LibreSSL koncentruje si\u0119 na efektywnej obs\u0142udze protoko\u0142\u00f3w SSL\/TLS poprzez usuni\u0119cie zb\u0119dnych funkcji, dodanie dodatkowych \u015brodk\u00f3w ochrony oraz przeprowadzenie gruntownej rewizji kodu. Wydanie LibreSSL 3.9.0 traktowane jest jako eksperymentalne, w kt\u00f3rym rozwijane s\u0105 mo\u017cliwo\u015bci, kt\u00f3re znajd\u0105 si\u0119 w OpenBSD 7.5. Jednocze\u015bnie sformu\u0142owano stabilne wydanie LibreSSL 3.8.3, kt\u00f3re naprawia kilka specyficznych b\u0142\u0119d\u00f3w dotycz\u0105cych systemu Windows i wzmacnia wsparcie dla mechanizmu ochrony CET (Control-flow Enforcement Technology).      <\/p>\n<p>Cechy LibreSSL 3.9.0:   <\/p>\n<ul>\n<li class=\"l\"> Dodano wsparcie dla algorytm\u00f3w podpisu cyfrowego opartych na ECDSA z haszami SHA-3.\n<li class=\"l\"> Dodano wsparcie dla HMAC z obci\u0119tymi haszami SHA-2 i SHA-3 jako PBE PRF.\n<li class=\"l\"> Wprowadzono zmiany, aby poprawi\u0107 przeno\u015bno\u015b\u0107 na inne platformy. Aby unikn\u0105\u0107 problem\u00f3w przy statycznym wi\u0105zaniu, wi\u0119kszo\u015b\u0107 eksportowanych symboli LibreSSL u\u017cywanych do zapewnienia zgodno\u015bci jest oznaczona prefiksem \u201elibressl_\u201d. W kompilacjach opartych na CMake zaprzestano eksportu symboli compat libcrypto.\n<li class=\"l\"> Wprowadzone zmiany maj\u0105ce na celu polepszenie zgodno\u015bci z OpenSSL. Na przyk\u0142ad, dodano aliasy ChaCha20 i chacha20 dla algorytmu ChaCha, zjednolicono dzia\u0142anie funkcji SSL_library_init() i OPENSSL_init_ssl(), a wywo\u0142ania EVP_{CIPHER,MD}_CTX_init() dostosowano do zachowania OpenSSL.\n<li class=\"l\"> Do narz\u0119dzia openssl dodano obs\u0142ug\u0119 flag \u201e-new -force_pubkey\u201d, \u201e-multivalue-rdn\u201d, \u201e-set_issuer\u201d, \u201e-set_subject\u201d i \u201e-utf8\u201d.\n<li class=\"l\"> Przej\u015bcie z u\u017cycia wywo\u0142ania OBJ_bsearch_() na standardow\u0105 funkcj\u0119 bsearch().\n<li class=\"l\"> Uproszczona implementacja funkcji by_file_ctrl(), EVP_Cipher{Init,Update,Final}() oraz API OBJ_*.\n<li class=\"l\"> Przeprowadzona zosta\u0142a znaczna reorganizacja API EVP. Usuni\u0119to funkcje EVP_add_{cipher,digest}().\n<li class=\"l\"> Uproszczono przetwarzanie X509_TRUST.\n<li class=\"l\"> Przepisano funkcje BIO_dump*().\n<li class=\"l\"> Zako\u0144czono wsparcie dla globalnych tabel, kt\u00f3re nie s\u0105 przystosowane do u\u017cycia wielow\u0105tkowego. W zwi\u0105zku z tym, teraz nie wspiera si\u0119 przypisywania alias\u00f3w do szyfr\u00f3w i haszy, dodawania w\u0142asnych \u0142a\u0144cuch\u00f3w oraz metod ASN.1, PKEY i CRL.\n<li class=\"l\"> Usuni\u0119to funkcje BIO_set(), BIO_{sn,v,vsn}printf(), sk_find_ex() oraz OBJ_bsearch_(), a tak\u017ce wiele przestarza\u0142ych funkcji API CRYPTO.\n<li class=\"l\"> Ust\u0105piono publicznego dost\u0119pu do API X509_CERT_AUX oraz X509_TRUST.\n<li class=\"l\"> Zako\u0144czono wsparcie dla algorytm\u00f3w GOST i STREEBOG.\n<li class=\"l\"> Rozszerzona obs\u0142uga mechanizmu CET (Control-flow Enforcement Technology), stosowanego w celu zabezpieczenia przed wykonywaniem exploit\u00f3w opartych na technikach programowania opartego na powrocie (ROP, Return-Oriented Programming).     <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60765\">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 3.9.0, \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 3.9.0 \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-114239","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\" 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