{"id":22457,"date":"2022-03-11T16:41:36","date_gmt":"2022-03-11T23:41:36","guid":{"rendered":"https:\/\/xxn-02.site.strattic.io\/?page_id=22457"},"modified":"2022-09-29T16:11:56","modified_gmt":"2022-09-29T23:11:56","slug":"tech-specs","status":"publish","type":"page","link":"https:\/\/xxfoundation.org\/de\/messenger\/tech-specs\/","title":{"rendered":"Technische Daten"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"22457\" class=\"elementor elementor-22457\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-26c65d9 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"26c65d9\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0225e90\" data-id=\"0225e90\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c5ec2bf elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c5ec2bf\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">xx messenger<br>Technische Daten<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29bb0de elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"29bb0de\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf8a83e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"bf8a83e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Kurze Zusammenfassung der wichtigsten Sicherheits- und Leistungsaspekte<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90ee660 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"90ee660\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3067b0f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3067b0f\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d15e251\" data-id=\"d15e251\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a45e0d5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a45e0d5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-6c5a20b\" data-id=\"6c5a20b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-df00512 elementor-widget elementor-widget-heading\" data-id=\"df00512\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Unverkettbarkeit<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0858aa2 iconss elementor-widget elementor-widget-text-editor\" data-id=\"0858aa2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Das xx messenger entkoppelt Absender- und Empf\u00e4ngerdaten und sch\u00fctzt vor Angriffen zur Analyse des Datenverkehrs, die viele andere Ans\u00e4tze zum Schutz der Privatsph\u00e4re untergraben, die in <a href=\"https:\/\/en.wikipedia.org\/wiki\/Onion_routing\">Zwiebel-Routing<\/a>, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Proxy_server\">Vollmachten<\/a>und andere Mixnets. Alle Nachrichten werden \u00fcber ein dezentrales Batch-Mixnet geleitet, das von einer Blockchain verwaltet wird. F\u00fcnf Node-Teams werden nach dem Zufallsprinzip zusammengestellt und damit beauftragt, jede dritte Sekunde einen Batch zu verarbeiten, die alle kompromittiert werden m\u00fcssten, um die Absender-Empf\u00e4nger-Unlinkability zu brechen. Mehr \u00fcber diesen Prozess erf\u00e4hrst du in unserem <a href=\"https:\/\/xxnetwork.wiki\/What_is_cMix%3F\">Was ist cMix?<\/a> Wikiseite.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3a1a9ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3a1a9ab\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7344f9a\" data-id=\"7344f9a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-22df818 elementor-widget elementor-widget-heading\" data-id=\"22df818\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ende-zu-Ende-Verschl\u00fcsselung<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f71357 iconss elementor-widget elementor-widget-text-editor\" data-id=\"7f71357\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jede Nachricht im xx messenger wird verschl\u00fcsselt mit <a href=\"https:\/\/cr.yp.to\/chacha\/chacha-20080128.pdf\">XChaCha20 symmetrische Verschl\u00fcsselung<\/a>. Die Verschl\u00fcsselung ist quantensicher durch die Verwendung von Verschl\u00fcsselungscodes, die aus einer Kombination von <a href=\"https:\/\/sike.org\/files\/SIDH-spec.pdf\">Supersingul\u00e4re Isogenit\u00e4t Diffie-Helman<\/a> (SIDH) 3024-Bit-Algorithmus f\u00fcr den Post-Quantum-Schl\u00fcsselaustausch und der klassische <a href=\"https:\/\/en.wikipedia.org\/wiki\/Diffie%E2%80%93Hellman_key_exchange\">Diffie-Helman<\/a> (DH) 3072-Bit-Algorithmus. Der xx messenger bietet au\u00dferdem <a href=\"https:\/\/en.wikipedia.org\/wiki\/Forward_secrecy\">Vorw\u00e4rtsverschwiegenheit<\/a> und <a href=\"https:\/\/eprint.iacr.org\/2016\/221.pdf\">Sicherheit nach der Kompromittierung<\/a> mit einem periodischen Re-Keying-Mechanismus in einem Prozess, der manchmal als <a href=\"http:\/\/cryptowiki.net\/index.php?title=Ratcheted_encryption\">Ratsche<\/a>.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p><p>Eine ausf\u00fchrliche Erkl\u00e4rung der End-to-End-Verschl\u00fcsselung mit Links zum entsprechenden Quellcode findest du in unserem Wiki hier: <a href=\"https:\/\/xxnetwork.wiki\/End-to-End_Encrypted_Messaging_in_xx_Messenger\">End-to-End verschl\u00fcsselte Nachrichten im xx Messenger<\/a>.<\/p><p>Hinweis - 30.7.2022: SIDH wurde zum 30.7.2022 als konventionell gef\u00e4hrdet eingestuft. Details findest du <a href=\"https:\/\/forum.xx.network\/t\/paper-an-efficient-key-recovery-attack-on-sidh-preliminary-version-affects-xx-messenger-quantum-security\/6835 https:\/\/forum.xx.network\/t\/paper-an-efficient-key-recovery-attack-on-sidh-preliminary-version-affects-xx-messenger-quantum-security\/6835\" target=\"_blank\" rel=\"noopener\" data-wplink-url-error=\"true\">hier<\/a>. Das Team arbeitet an einer L\u00f6sung.<\/p><h3><span style=\"color: #999999;\">Authentifizierung der Nachricht<\/span><\/h3><p>Wir verwenden einen 256 Bit verschl\u00fcsselten Hash <a href=\"https:\/\/en.wikipedia.org\/wiki\/Message_authentication_code\">Nachrichten-Authentifizierungs-Code<\/a>, <a href=\"https:\/\/datatracker.ietf.org\/doc\/html\/rfc2104\">HMAC-SHA256<\/a> in der xx messenger.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-50746c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"50746c3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-03b9a2e\" data-id=\"03b9a2e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-da7b669 elementor-widget elementor-widget-heading\" data-id=\"da7b669\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Benutzerauthentifizierung und Erkennung<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c750fb0 iconss elementor-widget elementor-widget-text-editor\" data-id=\"c750fb0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Du kannst dein Profil erweitern, indem du deine E-Mail-Adresse oder Telefonnummer hinzuf\u00fcgst und registrierst. Wir verwenden <a href=\"https:\/\/www.twilio.com\/\">Twilio<\/a>einen Drittanbieterdienst, um den Verifizierungsprozess per E-Mail oder Telefon mit SMS-Nachrichten abzuschlie\u00dfen. Sobald der Nutzer seinen Verifizierungscode best\u00e4tigt, wird ein gesalzener Hash (256 Bit <a href=\"https:\/\/en.wikipedia.org\/wiki\/BLAKE_(hash_function)\">Blake2b<\/a>) ihrer E-Mail oder Telefonnummer in der Datenbank gespeichert wird. Das xx messenger sch\u00fctzt die pers\u00f6nlichen Daten der Nutzer\/innen und speichert niemals unverschl\u00fcsselten Klartext auf einem Server.<\/p><h3><span style=\"color: #999999;\">Verwendung ohne Benutzerauthentifizierung<\/span><\/h3><p>\u00dcber die Benutzererkennung k\u00f6nnen die Nutzer\/innen w\u00e4hlen, ob sie nur ihren eindeutigen Benutzernamen verwenden m\u00f6chten.<span class=\"Apple-converted-space\">\u00a0 <\/span>Sie k\u00f6nnen auch direkt QR-Codes verwenden, um den User Discovery Service ganz zu umgehen.<\/p><p>Eine vollst\u00e4ndige Beschreibung der Benutzererkennung ist im Wiki verf\u00fcgbar: <a href=\"https:\/\/xxnetwork.wiki\/User_Discovery\">Benutzerentdeckung<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-d82e3fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d82e3fa\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-d22ade1\" data-id=\"d22ade1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cf5aeec elementor-align-left iconss elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"cf5aeec\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-shield-alt\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M466.5 83.7l-192-80a48.15 48.15 0 0 0-36.9 0l-192 80C27.7 91.1 16 108.6 16 128c0 198.5 114.5 335.7 221.5 380.3 11.8 4.9 25.1 4.9 36.9 0C360.1 472.6 496 349.3 496 128c0-19.4-11.7-36.9-29.5-44.3zM256.1 446.3l-.1-381 175.9 73.3c-3.3 151.4-82.1 261.1-175.8 307.7z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><h2>Benachrichtigungen zum Schutz der Privatsph\u00e4re<\/h2><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1c44d4 iconss elementor-widget elementor-widget-text-editor\" data-id=\"e1c44d4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Wir verwenden Firebase f\u00fcr Android oder IOS, wenn die mobile App geschlossen ist. Allerdings sind nicht alle Nachrichten echt, so dass nicht klar ist, wer welche Benachrichtigungen erh\u00e4lt. Mehr \u00fcber unser Benachrichtigungssystem, das die Privatsph\u00e4re sch\u00fctzt, erf\u00e4hrst du hier in unserem Wiki: <a href=\"https:\/\/xxnetwork.wiki\/ID_Collisions_and_Notifications\">ID-Kollisionen und Benachrichtigungen<\/a><span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-e456be2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e456be2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-e0acc66\" data-id=\"e0acc66\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2e34fd6 elementor-align-left iconss elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"2e34fd6\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><h2>3-Sekunden-Leistung<\/h2><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-114f10b iconss elementor-widget elementor-widget-text-editor\" data-id=\"114f10b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Normalerweise werden Nachrichten, die mit xx messenger verschickt werden, in wenigen Sekunden durch das Netzwerk geschickt. Auf dem Dashboard kannst du sehen, welche Teams Nachrichten bearbeiten und wie schnell sie sie bearbeiten: <a href=\"https:\/\/dashboard.xx.network\" target=\"_blank\" rel=\"noopener\">https:\/\/dashboard.xx.network<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-27af4c1 elementor-hidden-desktop elementor-hidden-tablet elementor-hidden-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"27af4c1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-af61e69\" data-id=\"af61e69\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d379529 elementor-align-left iconss elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"d379529\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-copy\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M433.941 65.941l-51.882-51.882A48 48 0 0 0 348.118 0H176c-26.51 0-48 21.49-48 48v48H48c-26.51 0-48 21.49-48 48v320c0 26.51 21.49 48 48 48h224c26.51 0 48-21.49 48-48v-48h80c26.51 0 48-21.49 48-48V99.882a48 48 0 0 0-14.059-33.941zM266 464H54a6 6 0 0 1-6-6V150a6 6 0 0 1 6-6h74v224c0 26.51 21.49 48 48 48h96v42a6 6 0 0 1-6 6zm128-96H182a6 6 0 0 1-6-6V54a6 6 0 0 1 6-6h106v88c0 13.255 10.745 24 24 24h88v202a6 6 0 0 1-6 6zm6-256h-64V48h9.632c1.591 0 3.117.632 4.243 1.757l48.368 48.368a6 6 0 0 1 1.757 4.243V112z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><h2>Backup<\/h2><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-596d80f iconss elementor-widget elementor-widget-text-editor\" data-id=\"596d80f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Wir verwenden<span class=\"Apple-converted-space\">\u00a0 <\/span>256 Bit <a href=\"https:\/\/cr.yp.to\/chacha\/chacha-20080128.pdf\">XChaCha20 symmetrische Verschl\u00fcsselung<\/a> mit einem Schl\u00fcssel, der von einem Passwort abgeleitet wird, das der Benutzer f\u00fcr Backups angibt.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-9251efa elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9251efa\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d5a3ac6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d5a3ac6\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6e9e083\" data-id=\"6e9e083\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d14ec9b elementor-widget elementor-widget-heading\" data-id=\"d14ec9b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">In Kontakt bleiben<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6917abe iconss elementor-widget elementor-widget-text-editor\" data-id=\"6917abe\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Werde Teil unserer Communitys bei <a href=\"https:\/\/discord.com\/invite\/Y8pCkbK\" target=\"_blank\" rel=\"noopener\">Discord<\/a>, <a href=\"https:\/\/t.me\/xxnetwork\" target=\"_blank\" rel=\"noopener\">Telegram<\/a>, im <a href=\"https:\/\/forum.xx.network\/\" target=\"_blank\" rel=\"noopener\">Technisches Forum<\/a>, und <a href=\"https:\/\/xx-fdn.site.strattic.io\/contact\/\">mehr<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef06efc elementor-widget elementor-widget-image\" data-id=\"ef06efc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"240\" src=\"https:\/\/xxfoundation.org\/wp-content\/uploads\/2021\/10\/the-future-of-communication-bg-detail@3x-2-1030x386.png\" class=\"attachment-large size-large wp-image-5326\" alt=\"\" srcset=\"https:\/\/xxfoundation.org\/wp-content\/uploads\/2021\/10\/the-future-of-communication-bg-detail@3x-2-1030x386.png 1030w, https:\/\/xxfoundation.org\/wp-content\/uploads\/2021\/10\/the-future-of-communication-bg-detail@3x-2-300x112.png 300w, https:\/\/xxfoundation.org\/wp-content\/uploads\/2021\/10\/the-future-of-communication-bg-detail@3x-2-768x288.png 768w, https:\/\/xxfoundation.org\/wp-content\/uploads\/2021\/10\/the-future-of-communication-bg-detail@3x-2.png 1458w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-80c677a\" data-id=\"80c677a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-781f05e elementor-align-left elementor-widget-mobile__width-inherit btn-main-out btn-sky elementor-tablet-align-justify elementor-widget elementor-widget-button\" data-id=\"781f05e\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/xx-fdn.site.strattic.io\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Melde dich bei uns<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>xx messengerTechnical Specifications Brief summary of key security and performance aspects Unlinkability The xx messenger unlinks sender and recipient data [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/xxfoundation.org\/de\/messenger\/tech-specs\/\">Weiterlesen&#8230;<span class=\"screen-reader-text\"> from Tech Specs<\/span><\/a><\/p>","protected":false},"author":174,"featured_media":18773,"parent":4493,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-22457","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast 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