{"id":183672,"date":"2026-10-07T22:54:13","date_gmt":"2026-10-07T20:54:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/komprometacziya-registratorov-3-domennyh-zon-pozvolila-poluchit-tls-sertifikaty-k-servisam-google"},"modified":"2026-10-07T22:54:20","modified_gmt":"2026-10-07T20:54:20","slug":"compromise-of-registrars-for-three-domain-zones-enabled-tls-certificate-issuance-for-google-services","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/compromise-of-registrars-for-three-domain-zones-enabled-tls-certificate-issuance-for-google-services","title":{"rendered":"La compromission de trois registraires de domaines a permis d'obtenir des certificats TLS pour les services de Google.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La soci\u00e9t\u00e9 Google a signal\u00e9 un incident au cours duquel des attaquants ont r\u00e9ussi \u00e0 obtenir des certificats TLS pour certains domaines de Google (par exemple, google.as), ainsi que pour des services en ligne et de grandes entreprises dans les zones .gh, .sl et .as. L'attaque a \u00e9t\u00e9 men\u00e9e par la compromission des registraires des pays ayant des domaines de premier niveau nationaux - .gh (Ghana), .sl (Sierra Leone) et .as (Samoa am\u00e9ricaine), permettant de remplacer les serveurs DNS pour les domaines dans ces zones et de rediriger les requ\u00eates vers les serveurs des attaquants. En redirigeant le trafic, les attaquants ont pu confirmer la possession des domaines et obtenir des certificats TLS, car apr\u00e8s modification des donn\u00e9es DNS, les requ\u00eates de v\u00e9rification des autorit\u00e9s de certification ont \u00e9t\u00e9 envoy\u00e9es non pas aux h\u00f4tes r\u00e9els, mais \u00e0 des h\u00f4tes falsifi\u00e9s et trait\u00e9es par ceux-ci.    <\/p>\n<p>L'obtention non autoris\u00e9e de certificats a \u00e9t\u00e9 r\u00e9v\u00e9l\u00e9e \u00e0 la suite de l'analyse des journaux de la transparence des certificats, dans lesquels les autorit\u00e9s de certification refl\u00e8tent tous les certificats \u00e9mis et r\u00e9voqu\u00e9s. La soci\u00e9t\u00e9 Google a bloqu\u00e9 les certificats ill\u00e9gitimes obtenus lors de l'attaque gr\u00e2ce au m\u00e9canisme CRLSets dans le navigateur Chrome, et a \u00e9galement obtenu la r\u00e9vocation de ces certificats par les autorit\u00e9s de certification. Il n'est pas encore divulgu\u00e9 pour quels domaines les certificats frauduleux ont \u00e9t\u00e9 \u00e9mis et quelles entreprises ont \u00e9t\u00e9 touch\u00e9es par l'attaque.    <\/p>\n<p>Pour minimiser les risques de r\u00e9p\u00e9tition de tels incidents, il est recommand\u00e9 aux propri\u00e9taires de domaines d'organiser une surveillance permanente des journaux publics CT (transparence des certificats) pour d\u00e9tecter l'\u00e9mission non autoris\u00e9e de certificats. Il est conseill\u00e9 d'ajouter des enregistrements DNS CAA (Authorization de l'Autorit\u00e9 de Certification), qui d\u00e9finissent la liste des autorit\u00e9s de certification autoris\u00e9es \u00e0 \u00e9mettre des certificats pour le domaine sp\u00e9cifi\u00e9. L'ajout d'un enregistrement DNS CAA ne prot\u00e8gera pas contre la demande de certificat apr\u00e8s le remplacement DNS, mais apr\u00e8s le retour du contr\u00f4le sur DNS, il emp\u00eachera la r\u00e9\u00e9mission de certificats par les malfaiteurs en utilisant des donn\u00e9es mises en cache de v\u00e9rification de propri\u00e9t\u00e9 du domaine.<br \/>\n<br \/>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66415\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e\u0431 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0435, \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u043c \u0443\u0434\u0430\u043b\u043e\u0441\u044c \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c TLS-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b \u0434\u043b\u044f \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u0434\u043e\u043c\u0435\u043d\u043e\u0432 Google (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, google.as), \u043e\u043d\u043b\u0430\u0439\u043d-\u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432 \u0438 \u043a\u0440\u0443\u043f\u043d\u044b\u0445 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 \u0432 \u0437\u043e\u043d\u0430\u0445 &#171;.gh&#187;, &#171;.sl&#187; \u0438 &#171;.as&#187;. \u0410\u0442\u0430\u043a\u0430 \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0430 \u0447\u0435\u0440\u0435\u0437 \u043a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0430\u0446\u0438\u044e \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u043e\u0432 \u043d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0445 \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0437\u043e\u043d \u0432\u0435\u0440\u0445\u043d\u0435\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f &#8212; &#171;.gh&#187; (\u0413\u0430\u043d\u0430), &#171;.sl&#187; (\u0421\u044c\u0435\u0440\u0440\u0430-\u041b\u0435\u043e\u043d\u0435) \u0438 &#171;.as&#187; (\u0410\u043c\u0435\u0440\u0438\u043a\u0430\u043d\u0441\u043a\u043e\u0435 \u0421\u0430\u043c\u043e\u0430), \u0447\u0442\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u043b\u043e \u0437\u0430\u043c\u0435\u043d\u0438\u0442\u044c DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u044b \u0434\u043b\u044f \u0434\u043e\u043c\u0435\u043d\u043e\u0432 \u0432 \u044d\u0442\u0438\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183672","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e\u0431 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0435, \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u043c \u0443\u0434\u0430\u043b\u043e\u0441\u044c \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c TLS-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b \u0434\u043b\u044f \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u0434\u043e\u043c\u0435\u043d\u043e\u0432 Google (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, google.as), \u043e\u043d\u043b\u0430\u0439\u043d-\u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432 \u0438 \u043a\u0440\u0443\u043f\u043d\u044b\u0445 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 \u0432 \u0437\u043e\u043d\u0430\u0445 &quot;.gh&quot;, &quot;.sl&quot; 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