{"id":103111,"date":"2022-01-27T15:36:56","date_gmt":"2022-01-27T13:36:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/lets-encrypt-otzyvaet-2-mln-sertifikatov-iz-za-problem-v-realizaczii-tls-alpn-01"},"modified":"2022-01-27T15:36:56","modified_gmt":"2022-01-27T13:36:56","slug":"lets-encrypt-otzyvaet-2-mln-sertifikatov-iz-za-problem-v-realizaczii-tls-alpn-01","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/lets-encrypt-otzyvaet-2-mln-sertifikatov-iz-za-problem-v-realizaczii-tls-alpn-01","title":{"rendered":"Let&apos;s Encrypt \u00e5terkallar 2 miljoner certifikat p\u00e5 grund av problem med implementeringen av TLS-ALPN-01","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Den ideella certifieringsmyndigheten Let's Encrypt, som kontrolleras av samh\u00e4llet och erbjuder certifikat gratis till alla intresserade, har meddelat om en f\u00f6rtidig \u00e5terkallelse av cirka tv\u00e5 miljoner TLS-certifikat, vilket utg\u00f6r omkring 1% av alla aktiva certifikat fr\u00e5n denna certifieringsmyndighet. \u00c5terkallelsen av certifikaten initierades p\u00e5 grund av att det uppt\u00e4cktes en avvikelse fr\u00e5n specifikationen i den kod som anv\u00e4nds av Let's Encrypt f\u00f6r implementationen av TLS-ALPN-01 (RFC 7301, Application-Layer Protocol Negotiation). Avvikelsen berodde p\u00e5 att vissa kontroller saknades, som genomf\u00f6rdes under f\u00f6rhandlingen av anslutningar baserade p\u00e5 TLS-till\u00e4gget ALPN, som anv\u00e4nds i HTTP\/2. Detaljerad information om h\u00e4ndelsen kommer att publiceras efter att \u00e5terkallelsen av de problematiska certifikaten har slutf\u00f6rts.      <\/p>\n<p>Den 26 januari klockan 03:48 (MSK) \u00e5tg\u00e4rdades problemet, men alla certifikat vars utgivning anv\u00e4nde metoden TLS-ALPN-01 kommer att anses ogiltiga. \u00c5terkallelsen av certifikaten b\u00f6rjar den 28 januari klockan 19:00 (MSK). Fram till dess rekommenderas anv\u00e4ndare som anv\u00e4nder verifikationsmetoden TLS-ALPN-01 att uppdatera sina certifikat, annars kommer de att anses ogiltiga i f\u00f6rtid.      <\/p>\n<p>Meddelanden om behovet av att uppdatera certifikaten har skickats via e-post. Anv\u00e4ndare som anv\u00e4nder verktygen Certbot och dehydrated f\u00f6r att f\u00e5 certifikat, med standardinst\u00e4llningar, p\u00e5verkades inte av problemet. Metoden TLS-ALPN-01 st\u00f6ds i paketen Caddy, Traefik, apache mod_md och autocert. Du kan kontrollera korrektheten av dina certifikat genom att s\u00f6ka efter identifierare, serienummer eller <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/domain\/\"   title=\"dom\u00e4ner\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3171\">dom\u00e4ner<\/a> i listan \u00f6ver problematiska certifikat.    <\/p>\n<p>Eftersom \u00e4ndringarna p\u00e5verkar beteendet vid verifiering med metoden TLS-ALPN-01 kan det kr\u00e4vas en uppdatering av ACME-klienten eller \u00e4ndring av inst\u00e4llningarna (Caddy, bitnami\/bn-cert, autocert, apache mod_md, Traefik). \u00c4ndringarna omfattar att anv\u00e4nda TLS-versioner som inte \u00e4r \u00e4ldre \u00e4n 1.2 (klienter kommer nu inte att kunna anv\u00e4nda TLS 1.1) och att st\u00f6d f\u00f6r OID 1.3.6.1.5.5.7.1.30.1, som identifierar det f\u00f6r\u00e5ldrade till\u00e4gget acmeIdentifier, inte l\u00e4ngre st\u00f6ds, vilket endast fanns i tidiga utkast av specifikationen RFC 8737 (vid skapandet av certifikatet till\u00e5ts nu endast OID 1.3.6.1.5.5.7.1.31, och klienter som anv\u00e4nder OID 1.3.6.1.5.5.7.1.30.1 kommer inte att kunna f\u00e5 ett certifikat).<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56588\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0434\u043e\u0441\u0442\u043e\u0432\u0435\u0440\u044f\u044e\u0449\u0438\u0439 \u0446\u0435\u043d\u0442\u0440 Let&#8217;s Encrypt, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u044b\u0439 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e\u043c \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b \u0431\u0435\u0437\u0432\u043e\u0437\u043c\u0435\u0437\u0434\u043d\u043e \u0432\u0441\u0435\u043c \u0436\u0435\u043b\u0430\u044e\u0449\u0438\u043c, \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u0434\u043e\u0441\u0440\u043e\u0447\u043d\u043e\u043c \u043e\u0442\u0437\u044b\u0432\u0435 \u043e\u043a\u043e\u043b\u043e \u0434\u0432\u0443\u0445 \u043c\u0438\u043b\u043b\u0438\u043e\u043d\u043e\u0432 TLS-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432, \u0447\u0442\u043e \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u043e\u043a\u043e\u043b\u043e 1% \u043e\u0442 \u0432\u0441\u0435\u0445 \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0445 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432 \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0443\u0434\u043e\u0441\u0442\u043e\u0432\u0435\u0440\u044f\u044e\u0449\u0435\u0433\u043e \u0446\u0435\u043d\u0442\u0440\u0430. \u041e\u0442\u0437\u044b\u0432 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432 \u0438\u043d\u0438\u0446\u0438\u0438\u0440\u043e\u0432\u0430\u043d \u0438\u0437-\u0437\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f \u043d\u0435\u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u044f \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f\u043c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0432 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u043c \u0432 Let&#8217;s Encrypt \u043a\u043e\u0434\u0435 \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f TLS-ALPN-01 (RFC 7301, Application-Layer Protocol Negotiation). [&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-103111","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0434\u043e\u0441\u0442\u043e\u0432\u0435\u0440\u044f\u044e\u0449\u0438\u0439 \u0446\u0435\u043d\u0442\u0440 Let&#039;s Encrypt, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u044b\u0439 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e\u043c \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 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