{"id":551,"date":"2026-04-14T19:11:45","date_gmt":"2026-04-14T18:11:45","guid":{"rendered":"https:\/\/vsx.is\/?p=551"},"modified":"2026-04-14T19:11:46","modified_gmt":"2026-04-14T18:11:46","slug":"surfshark-a-introduit-le-protocole-vpn-personnalise-dausos-en-mettant-laccent-sur-la-vitesse-et-la-resilience-post-quantique","status":"publish","type":"post","link":"https:\/\/vsx.is\/fr\/surfshark-predstavil-dausos-vlastni-vpn-protokol-se-zamerenim-na-rychlost-a-post-kvantovou-odolnost\/","title":{"rendered":"Surfshark pr\u00e9sente Dausos, un protocole VPN personnalis\u00e9 ax\u00e9 sur la vitesse et la r\u00e9silience post-quantique."},"content":{"rendered":"<p class=\"wp-block-paragraph\"><a href=\"https:\/\/vsx.is\/fr\/kolik-dat-o-vas-sbira-vas-messenger-surfshark-zmeril-desitku-nejpouzivanejsich-aplikaci\/\">Requin de mer<\/a> en avril 2026, a officiellement lanc\u00e9 son premier produit propri\u00e9taire, le <a href=\"https:\/\/vsx.is\/fr\/top-5-vpn-sluzeb\/\">VPN<\/a> un protocole appel\u00e9 <strong>Bols<\/strong>. Il ne s'agit pas d'une simple am\u00e9lioration d'une solution existante, mais d'une technologie construite \u00e0 partir de z\u00e9ro, introduisant une architecture personnalis\u00e9e avec des tunnels d\u00e9di\u00e9s \u00e0 chaque utilisateur. \u201eDausos\u201c est le mot lituanien pour paradis, une r\u00e9f\u00e9rence \u00e0 la mythologie balte et aux racines lituaniennes de Surfshark.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi un nouveau protocole ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La plupart des services VPN actuels sont bas\u00e9s sur des protocoles tels que WireGuard, OpenVPN ou IKEv2\/IPsec. Ces technologies sont excellentes et ont fait leurs preuves, mais elles ont \u00e9t\u00e9 con\u00e7ues \u00e0 l'origine pour les environnements d'entreprise et n'ont \u00e9t\u00e9 adapt\u00e9es que plus tard \u00e0 l'utilisateur g\u00e9n\u00e9ral. Surfshark a d\u00e9cid\u00e9 d'emprunter une voie diff\u00e9rente et de cr\u00e9er un protocole con\u00e7u d\u00e8s la premi\u00e8re ligne de code pour les utilisateurs finaux.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tunnel d\u00e9di\u00e9 pour chaque utilisateur<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C'est probablement le changement le plus important qu'apporte Dausos. Les protocoles VPN traditionnels acheminent le trafic de tous les utilisateurs d'un serveur donn\u00e9 \u00e0 travers un seul tunnel crypt\u00e9 partag\u00e9. C'est comme si tous les passagers d'un a\u00e9roport passaient par une seule porte. Cela fonctionne, mais l'augmentation du trafic entra\u00eene des ralentissements et des interf\u00e9rences potentielles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dausos renverse ce mod\u00e8le. Chaque utilisateur dispose de son propre tunnel de donn\u00e9es isol\u00e9. Selon Surfshark, cela signifie des vitesses plus rapides, une meilleure stabilit\u00e9 et une protection plus forte <a href=\"https:\/\/vsx.is\/fr\/bezpecny-e-mail-co-to-vlastne-znamena-a-potrebujete-to-resit\/\">Vie priv\u00e9e<\/a>, parce que le fonctionnement des utilisateurs individuels est isol\u00e9 et que les interf\u00e9rences mutuelles sont r\u00e9duites au minimum.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vitesse : jusqu'\u00e0 30 % de plus selon Surfshark<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Selon les tests internes de Surfshark, Dausos atteint des vitesses de t\u00e9l\u00e9chargement moyennes d'environ 318 Mbps contre 244 Mbps pour WireGuard, soit environ 30 % de plus. Il est toutefois important de souligner que ces chiffres proviennent exclusivement de tests internes. Aucun \u00e9valuateur ind\u00e9pendant (TechRadar, Tom's Guide, CyberInsider) n'a encore r\u00e9alis\u00e9 son propre benchmark - Tom's Guide pr\u00e9cise d'ailleurs qu'il n'a pas encore eu l'occasion de r\u00e9aliser ses propres tests de vitesse avec Dausos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La vitesse sup\u00e9rieure serait due \u00e0 la combinaison de deux facteurs : des tunnels d\u00e9di\u00e9s qui \u00e9liminent les frais g\u00e9n\u00e9raux inutiles du trafic partag\u00e9, et l'algorithme de cryptage AEGIS-256X2, qui est optimis\u00e9 pour le mat\u00e9riel moderne et, selon Surfshark, fonctionne plus efficacement que l'algorithme AES-GCM couramment utilis\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u00e9curit\u00e9 post-quantique<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Surfshark d\u00e9clare que Dausos est totalement r\u00e9sistant aux futures menaces quantiques. Le protocole utilise le cryptage AEGIS-256X2, qu'aucun autre service VPN commercial ne d\u00e9ploie actuellement, et comprend une protection post-quantique con\u00e7ue pour pr\u00e9server la s\u00e9curit\u00e9 des donn\u00e9es m\u00eame avec l'av\u00e8nement des ordinateurs quantiques, selon les documents officiels. La sp\u00e9cification d\u00e9taill\u00e9e de l'architecture cryptographique (m\u00e9canismes sp\u00e9cifiques d'\u00e9change de cl\u00e9s et syst\u00e8me de certification) n'a pas encore \u00e9t\u00e9 enti\u00e8rement divulgu\u00e9e par Surfshark.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Audit de s\u00e9curit\u00e9 par Cure53<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le protocole a fait l'objet d'un audit de s\u00e9curit\u00e9 par Cure53, une soci\u00e9t\u00e9 allemande tr\u00e8s respect\u00e9e qui \u00e9value r\u00e9guli\u00e8rement les services VPN et d'autres outils de protection de la vie priv\u00e9e. L'audit a eu lieu entre f\u00e9vrier et mars 2026 et s'est concentr\u00e9 sur l'architecture de connexion et les impl\u00e9mentations cryptographiques. Cure53 a identifi\u00e9 Dausos comme une plateforme stable et r\u00e9siliente ne pr\u00e9sentant aucune vuln\u00e9rabilit\u00e9 critique ou grave. Le rapport d'audit complet n'a pas encore \u00e9t\u00e9 publi\u00e9, nous serons donc en mesure d'\u00e9valuer les r\u00e9sultats d\u00e9taill\u00e9s d\u00e8s qu'ils seront disponibles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il est juste de mentionner que les protocoles propri\u00e9taires font g\u00e9n\u00e9ralement l'objet d'un plus grand scepticisme que les normes ouvertes comme WireGuard, dont tout le monde peut examiner le code source. WireGuard compte environ 4 000 lignes de code et fait l'objet d'un examen constant de la part de la communaut\u00e9 - Dausos, en tant que source ferm\u00e9e, n'offre pas encore cette option. Surfshark r\u00e9agit en auditant Cure53 et en d\u00e9posant un brevet sur Dausos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Performance adaptative<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dausos s'adapte dynamiquement aux conditions du r\u00e9seau et aux capacit\u00e9s des appareils. Le protocole distribue intelligemment les paquets de donn\u00e9es en fonction de la configuration actuelle du r\u00e9seau de l'utilisateur afin de garantir une connexion stable et transparente, m\u00eame dans des conditions changeantes - que vous soyez sur un r\u00e9seau Wi-Fi domestique, sur des donn\u00e9es mobiles ou dans un caf\u00e9 avec un signal instable.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Disponibilit\u00e9 et restrictions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour l'instant, Dausos n'est disponible que dans l'application macOS Surfshark t\u00e9l\u00e9charg\u00e9e depuis l'App Store, et il se trouve dans l'espace de travail de l'App Store. <a href=\"https:\/\/vsx.is\/fr\/tuta-drive-spousti-uzavrenou-betu-post-kvantove-cloudove-uloziste-z-nemecka-vstupuje-do-dalsi-faze\/\">b\u00eata<\/a>. La prise en charge de Windows, Android, iOS et Linux est pr\u00e9vue ult\u00e9rieurement, mais Surfshark n'a pas encore donn\u00e9 de date pr\u00e9cise.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si vous voulez essayer les Dausos, rendez-vous \u00e0 l'adresse suivante <strong>Param\u00e8tres \u2192 Param\u00e8tres VPN \u2192 Protocoles<\/strong> et s\u00e9lectionnez Dausos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Deux conseils pratiques avant de commencer :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Attention au conflit avec la version DMG.<\/strong> Si vous avez t\u00e9l\u00e9charg\u00e9 Surfshark directement depuis le web dans le pass\u00e9 (l'installateur DMG), vous devez d'abord d\u00e9sinstaller compl\u00e8tement cette version avant de t\u00e9l\u00e9charger la nouvelle application depuis l'App Store. Dans le cas contraire, des conflits peuvent survenir et le protocole Dausos n'appara\u00eetra pas du tout dans votre menu de protocole.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Il faut s'attendre \u00e0 des coupures occasionnelles.<\/strong> Dans la version b\u00eata, Surfshark pr\u00e9vient ouvertement qu'il peut y avoir des probl\u00e8mes de connexion, des connexions instables ou des fonctions interrompues. En cas de probl\u00e8mes, il recommande de revenir \u00e0 WireGuard ou OpenVPN et d'\u00e9tablir des diagnostics afin d'am\u00e9liorer le protocole.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c0 suivre : Secria.me et l'avenir des VPN post-quantiques<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Surfshark n'est pas le seul dans l'espace VPN post-quantique. Il pr\u00e9pare \u00e9galement sa propre solution VPN <a href=\"https:\/\/secria.me\/vpn\/\">Secria.me<\/a>, connue jusqu'\u00e0 pr\u00e9sent comme fournisseur de courrier \u00e9lectronique crypt\u00e9 post-quantique. Selon son site web officiel, il a <a href=\"https:\/\/vsx.is\/fr\/secria-me-postkvantovy-e-mail-budoucnosti-nebo-predcasny-slib\/\">Secria<\/a> Les VPN offrent une cryptographie post-quantique compl\u00e8te \u00e0 toutes les couches, une combinaison de WireGuard et de Rosenpass pour l'\u00e9change de cl\u00e9s r\u00e9sistant au quantum, des serveurs \u00e0 m\u00e9moire vive uniquement et un routage multi-sauts. La date de lancement et les caract\u00e9ristiques finales n'ont pas encore \u00e9t\u00e9 confirm\u00e9es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e9tails sur <a href=\"https:\/\/vsx.is\/fr\/secria-chysta-vlastni-vpn-co-o-ni-zatim-vime\/\">Secria VPN<\/a> nous vous pr\u00e9senterons la solution d\u00e8s qu'elle sera officiellement disponible. Nous garderons un \u0153il sur les autres fournisseurs et sur le d\u00e9veloppement g\u00e9n\u00e9ral de la s\u00e9curit\u00e9 post-quantique dans l'espace VPN.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sources :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/surfshark.com\/blog\/surfshark-launches-a-vpn-protocol\">Surfshark Blog - Pr\u00e9sentation de Dausos<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/support.surfshark.com\/hc\/en-us\/articles\/34333469217682\">Surfshark Support - Qu'est-ce que Dausos ?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/surfshark.com\/features\/surfshark-vpn-protocols\">Surfshark - Protocoles VPN<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.tomsguide.com\/computing\/vpns\/introducing-dausos-surfsharks-new-protocol-which-is-revolutionizing-the-vpn-industry\">Tom's Guide - Pr\u00e9sentation des Dausos<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.techradar.com\/vpn\/vpn-services\/meet-dausos-surfsharks-paradise-vpn-protocol-that-seeks-to-raise-the-bar-for-speed-and-security\">TechRadar - Rencontre avec Dausos<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cyberinsider.com\/surfshark-unveils-new-dausos-vpn-protocol-with-dedicated-user-tunnels\/\">CyberInsider - Protocole Dausos avec tunnels utilisateurs d\u00e9di\u00e9s<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.siliconfeed.online\/news\/surfshark-dausos-vpn-protocol\">SiliconFeed - Protocole Dausos<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/secria.me\/vpn\/\">Secria.me - VPN s\u00e9curis\u00e9 post-Quantum<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Surfshark v dubnu 2026 ofici\u00e1ln\u011b uvedl sv\u016fj prvn\u00ed propriet\u00e1rn\u00ed VPN protokol s n\u00e1zvem Dausos. 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