{"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\/sk\/blog\/news\/lets-encrypt-otzyvaet-2-mln-sertifikatov-iz-za-problem-v-realizaczii-tls-alpn-01","title":{"rendered":"Let's Encrypt odvol\u00e1va 2 mili\u00f3ny certifik\u00e1tov z d\u00f4vodu probl\u00e9mov s implement\u00e1ciou TLS-ALPN-01","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Neziskov\u00fd certifika\u010dn\u00fd \u00farad Let's Encrypt, riaden\u00fd komunitou a poskytuj\u00faci certifik\u00e1ty bezplatne v\u0161etk\u00fdm z\u00e1ujemcom, ozn\u00e1mil pred\u010dasn\u00e9 odvolanie pribli\u017ene dvoch mili\u00f3nov TLS certifik\u00e1tov, \u010do predstavuje pribli\u017ene 1 % zo v\u0161etk\u00fdch akt\u00edvnych certifik\u00e1tov tohto certifika\u010dn\u00e9ho \u00faradu. Odvolanie certifik\u00e1tov bolo iniciovan\u00e9 kv\u00f4li zisteniu nezrovnalosti s po\u017eiadavkami \u0161pecifik\u00e1cie v k\u00f3de pou\u017e\u00edvanom v Let's Encrypt, ktor\u00fd implementuje roz\u0161\u00edrenie TLS-ALPN-01 (RFC 7301, Negoti\u00e1cia protokolu aplika\u010dnej vrstvy). Nezrovnalos\u0165 bola spojen\u00e1 s absenciou niektor\u00fdch kontrol vykon\u00e1van\u00fdch po\u010das vyjedn\u00e1vania pripojen\u00ed zalo\u017een\u00fdch na TLS roz\u0161\u00edren\u00ed ALPN, ktor\u00e9 sa pou\u017e\u00edva v HTTP\/2. Podrobn\u00e9 inform\u00e1cie o incidente bud\u00fa zverejnen\u00e9 po dokon\u010den\u00ed odvolania probl\u00e9mov\u00fdch certifik\u00e1tov. <\/p>\n

26. janu\u00e1ra o 03:48 (MSK) bola chyba odstr\u00e1nen\u00e1, ale v\u0161etky certifik\u00e1ty, pri ktor\u00fdch vydan\u00ed bol na overenie pou\u017eit\u00fd sp\u00f4sob TLS-ALPN-01, bud\u00fa uznan\u00e9 za neplatn\u00e9. Odvolanie certifik\u00e1tov za\u010dne 28. janu\u00e1ra o 19:00 (MSK). Do tohto \u010dasu sa odpor\u00fa\u010da pou\u017e\u00edvate\u013eom, ktor\u00ed pou\u017e\u00edvaj\u00fa met\u00f3du overovania TLS-ALPN-01, aby si stihli aktualizova\u0165 svoje certifik\u00e1ty, inak bud\u00fa pred\u010dasne uznan\u00e9 za neplatn\u00e9. <\/p>\n

Pr\u00edslu\u0161n\u00e9 ozn\u00e1menia o potrebe aktualiz\u00e1cie certifik\u00e1tov boli zaslan\u00e9 na email. Pou\u017e\u00edvate\u013eov, ktor\u00ed vyu\u017e\u00edvaj\u00fa n\u00e1stroje Certbot a dehydrated na z\u00edskanie certifik\u00e1tu, sa probl\u00e9m net\u00fdkal pri pou\u017eit\u00ed predvolen\u00fdch nastaven\u00ed. Met\u00f3da TLS-ALPN-01 je podporovan\u00e1 v bal\u00edkoch Caddy, Traefik, apache mod_md a autocert. Spr\u00e1vnos\u0165 svojich certifik\u00e1tov si m\u00f4\u017eete overi\u0165 prostredn\u00edctvom vyh\u013ead\u00e1vania identifik\u00e1torov, s\u00e9riov\u00fdch \u010d\u00edsel alebo dom\u00e9n<\/a> v zozname probl\u00e9mov\u00fdch certifik\u00e1tov. <\/p>\n

Ke\u010f\u017ee zmeny ovplyv\u0148uj\u00fa spr\u00e1vanie pri overovan\u00ed met\u00f3dou TLS-ALPN-01, m\u00f4\u017ee by\u0165 potrebn\u00e9 aktualizova\u0165 ACME klienta alebo zmeni\u0165 nastavenia (Caddy, bitnami\/bn-cert, autocert, apache mod_md, Traefik). Zmeny sa t\u00fdkaj\u00fa pou\u017e\u00edvania verzi\u00ed TLS minim\u00e1lne 1.2 (klienti u\u017e nebud\u00fa m\u00f4c\u0165 pou\u017e\u00edva\u0165 TLS 1.1) a ukon\u010denia podpory OID 1.3.6.1.5.5.7.1.30.1, identifikuj\u00facej zastaran\u00e9 roz\u0161\u00edrenie acmeIdentifier, ktor\u00e9 bolo podporovan\u00e9 iba v ran\u00fdch konceptoch \u0161pecifik\u00e1cie RFC 8737 (pri vytv\u00e1ran\u00ed certifik\u00e1tu je teraz povolen\u00e9 len OID 1.3.6.1.5.5.7.1.31, a klienti pou\u017e\u00edvaj\u00faci OID 1.3.6.1.5.5.7.1.30.1 nebud\u00fa m\u00f4c\u0165 z\u00edska\u0165 certifik\u00e1t).
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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’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’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). […]<\/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\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Let's Encrypt odvol\u00e1va 2 mili\u00f3ny certifik\u00e1tov z d\u00f4vodu probl\u00e9mov s implement\u00e1ciou TLS-ALPN-01 | ProHoster","description":"Neziskov\u00fd certifika\u010dn\u00fd \u00farad Let's Encrypt, riaden\u00fd komunitou a poskytuj\u00faci certifik\u00e1ty bezplatne v\u0161etk\u00fdm z\u00e1ujemcom, ozn\u00e1mil pred\u010dasn\u00fd odvolanie pribli\u017ene dvoch mili\u00f3nov TLS certifik\u00e1tov, \u010do 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