{"id":80703,"date":"2020-05-08T07:41:58","date_gmt":"2020-05-08T05:41:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/matrix-riot-s-shifrovaniem-lichnyh-soobshhenij-po-umolchaniyu"},"modified":"2020-05-08T07:41:58","modified_gmt":"2020-05-08T05:41:58","slug":"matrix-riot-s-shifrovaniem-lichnyh-soobshhenij-po-umolchaniyu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/matrix-riot-s-shifrovaniem-lichnyh-soobshhenij-po-umolchaniyu","title":{"rendered":"Matrix\/Riot avec le chiffrement des messages personnels par d\u00e9faut","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Soci\u00e9t\u00e9 <a rel=\"nofollow\" href=\"https:\/\/vector.im\">New Vector<\/a>, dont les employ\u00e9s dirigent \u00e9galement une organisation \u00e0 but non lucratif du protocole <a rel=\"nofollow\" href=\"https:\/\/matrix.org\">Matrix<\/a>, a annonc\u00e9 le lancement d'une s\u00e9rie de clients Matrix de la famille <a rel=\"nofollow\" href=\"https:\/\/about.riot.im\">Riot<\/a>.<\/p>\n<p><\/noindex><\/noindex><\/p>\n<p>Matrix est un protocole libre pour la mise en \u0153uvre d'un r\u00e9seau f\u00e9d\u00e9ratif, construit sur la base de l'historique lin\u00e9aire des \u00e9v\u00e9nements (events) au sein d'un graphe acyclique (DAG). La principale r\u00e9alisation de ce protocole est un messager avec support de la signalisation VoIP, mais d'autres usages sont possibles, car il s'agit d'un protocole \u00e0 usage g\u00e9n\u00e9ral.<\/p>\n<p><noindex><\/p>\n<p>Le principal changement des clients lanc\u00e9s pour <a rel=\"nofollow\" href=\"https:\/\/github.com\/vector-im\/riot-web\/releases\/tag\/v1.6.0\">le navigateur et l'enveloppe Electron (1.6.0)<\/a>, <a rel=\"nofollow\" href=\"https:\/\/github.com\/vector-im\/riotX-android\/releases\/tag\/v0.19.0\">Android (0.19.0)<\/a> et <a rel=\"nofollow\" href=\"https:\/\/github.com\/vector-im\/riot-ios\/releases\/tag\/v0.11.2\">iOS (0.11.1-0.11.2)<\/a> a \u00e9t\u00e9 l'inclusion du chiffrement de bout en bout pour les dialogues personnels par d\u00e9faut. Le chiffrement est rendu possible gr\u00e2ce au protocole <a rel=\"nofollow\" href=\"https:\/\/gitlab.matrix.org\/matrix-org\/olm\/blob\/master\/docs\/olm.md\">Olm<\/a>, bas\u00e9 sur le protocole du messager Signal. Le chiffrement des dialogues de groupe utilise une extension du protocole appel\u00e9e <a rel=\"nofollow\" href=\"https:\/\/gitlab.matrix.org\/matrix-org\/olm\/-\/blob\/master\/docs\/megolm.md\">Megolm<\/a>, qui permet de d\u00e9chiffrer un message plusieurs fois.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>Le chiffrement optionnel a \u00e9t\u00e9 <a rel=\"nofollow\" href=\"https:\/\/matrix.org\/blog\/2016\/11\/21\/matrixs-olm-end-to-end-encryption-security-assessment-released-and-implemented-cross-platform-on-riot-at-last\">introduit pour la premi\u00e8re fois en 2016<\/a>. L'inclusion par d\u00e9faut dans les versions exp\u00e9rimentales a eu lieu lors de FOSDEM 2020.<\/p>\n<p><\/noindex><\/p>\n<p>Depuis la premi\u00e8re version de la mise en \u0153uvre du chiffrement, les possibilit\u00e9s suivantes ont \u00e9t\u00e9 ajout\u00e9es :<\/p>\n<ul>\n<li>le client peut demander des cl\u00e9s pour d\u00e9chiffrer les messages \u00e0 d'autres clients de l'utilisateur ou aux clients des interlocuteurs ;<\/li>\n<li>un stockage de cl\u00e9s de chiffrement c\u00f4t\u00e9 serveur a \u00e9t\u00e9 ajout\u00e9, chiffr\u00e9 par une phrase secr\u00e8te ;<\/li>\n<li>en plus de la v\u00e9rification des dispositifs par empreinte (fingerprint), une v\u00e9rification par symboles emoji a \u00e9galement \u00e9t\u00e9 introduite.<\/li>\n<\/ul>\n<p>\u00c0 l'avenir, il est pr\u00e9vu d'inclure le chiffrement par d\u00e9faut non seulement pour les dialogues personnels, mais aussi pour les salles non publiques en g\u00e9n\u00e9ral, y compris les groupes.<\/p>\n<p>Il est \u00e9galement mentionn\u00e9 :<\/p>\n<ul>\n<li>introduction d'une nouvelle interface utilisateur pour le chiffrement ;<\/li>\n<li>v\u00e9rification des dispositifs par codes QR ;<\/li>\n<li><a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/seshat\">recherche dans l'historique des messages chiffr\u00e9s<\/a>;<\/li>\n<li>stabilisation finale du fonctionnement.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>La recherche dans les salles chiffr\u00e9es est d\u00e9j\u00e0 disponible gr\u00e2ce \u00e0 l' <a rel=\"nofollow\" href=\"https:\/\/github.com\/stoically\/radical\">extension Firefox Radical<\/a>.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>Pour faciliter le travail avec les cl\u00e9s de chiffrement, les d\u00e9veloppeurs du protocole Matrix ont introduit un m\u00e9canisme appel\u00e9 \u00ab confirmation crois\u00e9e \u00bb (cross-signing). Cela permet, en utilisant un appareil d\u00e9j\u00e0 v\u00e9rifi\u00e9, de v\u00e9rifier automatiquement les autres appareils d'un utilisateur. Avec ce m\u00e9canisme, deux interlocuteurs n'ont besoin de v\u00e9rifier leurs appareils qu'une seule fois, et non chaque appareil s\u00e9par\u00e9ment. La sp\u00e9cification du m\u00e9canisme peut <a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/matrix-doc\/blob\/master\/proposals\/1756-cross-signing.md\">\u00eatre lue sur GitHub<\/a>.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>Outre Riot, le chiffrement est \u00e9galement pris en charge par d'autres clients : <a rel=\"nofollow\" href=\"https:\/\/christianpauly.gitlab.io\/fluffychat-website\/en\">FluffyChat<\/a>, <a rel=\"nofollow\" href=\"https:\/\/github.com\/Nheko-Reborn\/nheko\">nheko Reborn<\/a>, clients bas\u00e9s sur <a rel=\"nofollow\" href=\"https:\/\/github.com\/quotient-im\/libQuotient\">libQuotient<\/a> (WIP), clients bas\u00e9s sur <a rel=\"nofollow\" href=\"https:\/\/github.com\/tulir\/mautrix-go\">mautrix-go<\/a> (<a rel=\"nofollow\" href=\"https:\/\/github.com\/tulir\/gomuks\">gomuks<\/a>), clients bas\u00e9s sur <a rel=\"nofollow\" href=\"https:\/\/github.com\/poljar\/matrix-nio\">matrix-nio<\/a> (<a rel=\"nofollow\" href=\"https:\/\/github.com\/mirukana\/mirage\/\">Mirage<\/a> et <a rel=\"nofollow\" href=\"https:\/\/github.com\/poljar\/weechat-matrix\">WeeChat<\/a>), <a rel=\"nofollow\" href=\"https:\/\/github.com\/neilalexander\/seaglass\">Seaglass<\/a> (abandonn\u00e9). D'autres impl\u00e9mentations sont en d\u00e9veloppement. Pour les clients ne prenant pas en charge le chiffrement, un d\u00e9mon pour le proxy E2EE est propos\u00e9 \u2014 <a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/pantalaimon\">pantalaimon<\/a>.<\/p>\n<p><\/noindex><\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/opensource\/15689714\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f New Vector, \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0442\u0430\u043a\u0436\u0435 \u0432\u043e\u0437\u0433\u043b\u0430\u0432\u043b\u044f\u044e\u0442 \u043d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0443\u044e \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 Matrix, \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u0440\u044f\u0434\u0430 Matrix-\u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432 \u0441\u0435\u043c\u0435\u0439\u0441\u0442\u0432\u0430 Riot. Matrix \u2014 \u044d\u0442\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b \u0434\u043b\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0444\u0435\u0434\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u0441\u0435\u0442\u0438, \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u043e\u0439 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043b\u0438\u043d\u0435\u0439\u043d\u043e\u0439 \u0438\u0441\u0442\u043e\u0440\u0438\u0438 \u0441\u043e\u0431\u044b\u0442\u0438\u0439 (events) \u0432\u043d\u0443\u0442\u0440\u0438 \u0430\u0446\u0438\u043a\u043b\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0433\u0440\u0430\u0444\u0430 (DAG). \u041e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u044d\u0442\u043e\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u0435\u0441\u0441\u0435\u043d\u0434\u0436\u0435\u0440 \u0441 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 \u0441\u0438\u0433\u043d\u0430\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f VoIP, \u043d\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b \u0438 \u0434\u0440\u0443\u0433\u0438\u0435 \u0432\u0435\u0449\u0438, \u0442\u0430\u043a \u043a\u0430\u043a [&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-80703","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f New Vector, 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