{"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\/it\/blog\/novosti-interneta\/matrix-riot-s-shifrovaniem-lichnyh-soobshhenij-po-umolchaniyu","title":{"rendered":"Matrix\/Riot ha la crittografia dei messaggi personali abilitata per impostazione predefinita","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Azienda <a rel=\"nofollow\" href=\"https:\/\/vector.im\">New Vector<\/a>, i cui membri dirigono anche un'organizzazione no-profit del protocollo <a rel=\"nofollow\" href=\"https:\/\/matrix.org\">Matrix<\/a>, ha annunciato il rilascio di una serie di client Matrix della famiglia <a rel=\"nofollow\" href=\"https:\/\/about.riot.im\">Riot<\/a>.<\/p>\n<p><\/noindex><\/noindex><\/p>\n<p>Matrix \u00e8 un protocollo aperto per realizzare una rete federata basata su una cronologia di eventi (events) all'interno di un grafo aciclico (DAG). L'implementazione principale di questo protocollo \u00e8 un messenger con supporto per la segnalazione VoIP, ma sono possibili anche altre implementazioni, dato che si tratta di un protocollo generico.<\/p>\n<p><noindex><\/p>\n<p>La principale novit\u00e0 rilasciata per <a rel=\"nofollow\" href=\"https:\/\/github.com\/vector-im\/riot-web\/releases\/tag\/v1.6.0\">browser e wrapper 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> e <a rel=\"nofollow\" href=\"https:\/\/github.com\/vector-im\/riot-ios\/releases\/tag\/v0.11.2\">iOS (0.11.1-0.11.2)<\/a> \u00e8 stata l'introduzione della crittografia end-to-end per le conversazioni personali per impostazione predefinita. La crittografia \u00e8 possibile grazie al protocollo <a rel=\"nofollow\" href=\"https:\/\/gitlab.matrix.org\/matrix-org\/olm\/blob\/master\/docs\/olm.md\">Olm<\/a>, basato sul protocollo del messenger Signal. La crittografia delle chat di gruppo utilizza un'estensione del protocollo chiamata <a rel=\"nofollow\" href=\"https:\/\/gitlab.matrix.org\/matrix-org\/olm\/-\/blob\/master\/docs\/megolm.md\">Megolm<\/a>, che permette di decrittografare il messaggio molte volte.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>La crittografia opzionale \u00e8 stata <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\">introdotta nel 2016<\/a>. L'attivazione predefinita nelle versioni sperimentali \u00e8 avvenuta durante FOSDEM 2020.<\/p>\n<p><\/noindex><\/p>\n<p>Dalla prima implementazione della crittografia sono state introdotte le seguenti funzionalit\u00e0:<\/p>\n<ul>\n<li>il client pu\u00f2 richiedere le chiavi per decrittografare i messaggi ad altri client dell'utente o ai client dei contatti;<\/li>\n<li>\u00e8 stato creato uno storage server dei client per le chiavi di crittografia, criptato con una frase segreta;<\/li>\n<li>oltre alla verifica dei dispositivi tramite impronte (fingerprint), \u00e8 stata introdotta anche la verifica tramite simboli emoji.<\/li>\n<\/ul>\n<p>In futuro si prevede di attivare la crittografia per impostazione predefinita non solo per le chat personali, ma anche per le stanze non pubbliche in generale, incluse quelle di gruppo.<\/p>\n<p>Si menzionano inoltre:<\/p>\n<ul>\n<li>l'introduzione di una nuova UI per la crittografia;<\/li>\n<li>la verifica dei dispositivi tramite QR code;<\/li>\n<li><a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/seshat\">la ricerca nella cronologia dei messaggi crittografati<\/a>;<\/li>\n<li>finalizzazione della stabilizzazione del funzionamento.<\/li>\n<\/ul>\n<p><noindex><\/p>\n<p>La ricerca nelle stanze crittografate \u00e8 gi\u00e0 disponibile tramite <a rel=\"nofollow\" href=\"https:\/\/github.com\/stoically\/radical\">l'estensione Firefox Radical<\/a>.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>Per facilitare la gestione delle chiavi di crittografia, gli sviluppatori del protocollo Matrix hanno presentato un meccanismo chiamato \"cross-signing\". Questo permette, utilizzando un dispositivo gi\u00e0 verificato, di verificare automaticamente altri dispositivi dell'utente. Con il funzionamento di questo meccanismo, due interlocutori devono verificare i propri dispositivi solo una volta, e non ciascun dispositivo separatamente. La specifica del meccanismo pu\u00f2 <a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/matrix-doc\/blob\/master\/proposals\/1756-cross-signing.md\">essere letta su GitHub<\/a>.<\/p>\n<p><\/noindex><br \/>\n<noindex><\/p>\n<p>Oltre a Riot, anche altri client supportano la crittografia: <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>, client su <a rel=\"nofollow\" href=\"https:\/\/github.com\/quotient-im\/libQuotient\">libQuotient<\/a> (WIP), client su <a rel=\"nofollow\" href=\"https:\/\/github.com\/tulir\/mautrix-go\">mautrix-go<\/a> (<a rel=\"nofollow\" href=\"https:\/\/github.com\/tulir\/gomuks\">gomuks<\/a>), client su <a rel=\"nofollow\" href=\"https:\/\/github.com\/poljar\/matrix-nio\">matrix-nio<\/a> (<a rel=\"nofollow\" href=\"https:\/\/github.com\/mirukana\/mirage\/\">Mirage<\/a> e <a rel=\"nofollow\" href=\"https:\/\/github.com\/poljar\/weechat-matrix\">WeeChat<\/a>), <a rel=\"nofollow\" href=\"https:\/\/github.com\/neilalexander\/seaglass\">Seaglass<\/a> (abbandonato). Altre implementazioni sono in fase di sviluppo. Per i client senza supporto per la crittografia \u00e8 disponibile un demone per il proxy E2EE \u2014 <a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/pantalaimon\">pantalaimon<\/a>.<\/p>\n<p><\/noindex><\/p>\n<p>Fonte: <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-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f New Vector, 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