{"id":32768,"date":"2026-04-16T17:15:45","date_gmt":"2026-04-16T17:15:45","guid":{"rendered":"https:\/\/99bitcoins.com\/fr\/?p=32768"},"modified":"2026-04-16T09:34:56","modified_gmt":"2026-04-16T09:34:56","slug":"cow-protocol-le-protocole-crypto-suspend-ses-services","status":"publish","type":"post","link":"https:\/\/99bitcoins.com\/fr\/actu\/cow-protocol-le-protocole-crypto-suspend-ses-services\/","title":{"rendered":"Cow Protocol : le protocole crypto suspend ses services apr\u00e8s un d\u00e9tournement majeur de DNS"},"content":{"rendered":"<p>Une attaque sophistiqu\u00e9e par d\u00e9tournement de DNS a frapp\u00e9 CoW Crypto Swap le 14 avril 2026, for\u00e7ant une fermeture compl\u00e8te du protocole et laissant les traders dans l&rsquo;incertitude.<\/p>\n<p>Les donn\u00e9es de prix pour le jeton COW restent rares dans l&rsquo;imm\u00e9diat ; les premiers <a class=\"general-link\" href=\"https:\/\/www.ainvest.com\/es\/news\/cow-swap-hijack-volume-collapse-token-price-resilience-2604\/\" target=\"_blank\" rel=\"noopener nofollow\"> rapports <\/a> sugg\u00e8rent que le volume s&rsquo;est effondr\u00e9 tandis que le jeton lui-m\u00eame est rest\u00e9 \u00e9tonnamment stable, un signal divergent qui soul\u00e8ve plus de questions qu&rsquo;il n&rsquo;apporte de r\u00e9ponses. Le bilan complet des dommages est encore en cours d&rsquo;\u00e9valuation.<\/p>\n<p>La soci\u00e9t\u00e9 de s\u00e9curit\u00e9 Blockaid a \u00e9t\u00e9 la premi\u00e8re \u00e0 signaler la faille vers 14 h 54 UTC, d\u00e9tectant que des attaquants avaient pris le contr\u00f4le des enregistrements de domaine pour <em>swap.cow.fi<\/em> et <em>cow.fi<\/em> au niveau du registraire, redirigeant les utilisateurs r\u00e9els vers un clone parfait con\u00e7u pour vider les portefeuilles.<\/p>\n<p>Les donn\u00e9es on-chain <a class=\"general-link\" href=\"https:\/\/news.bitcoin.com\/cow-protocol-halts-trading-after-frontend-domain-hijack\/\" target=\"_blank\" rel=\"noopener nofollow\"> indiquent <\/a> qu&rsquo;au moins 1 million USD d&rsquo;actifs d&rsquo;utilisateurs ont \u00e9t\u00e9 d\u00e9rob\u00e9s au cours des trois premi\u00e8res heures, incluant une interception unique de 219 ETH du portefeuille d&rsquo;un trader.<\/p>\n<p>La CoW DAO a \u00e9mis des avertissements d&rsquo;urgence <a class=\"general-link\" href=\"https:\/\/www.coindesk.com\/tech\/2026\/04\/14\/popular-defi-platform-warns-users-to-stay-away-from-its-site-after-security-breach\" target=\"_blank\" rel=\"noopener nofollow\"> sur les plateformes sociales \u00e0 15 h 41 UTC <\/a>, conseillant aux utilisateurs d&rsquo;arr\u00eater toute interaction et de r\u00e9voquer les approbations de jetons via Revoke.cash pour toute signature effectu\u00e9e apr\u00e8s 14 h 54 UTC. Crucialement, les contrats intelligents principaux n&rsquo;ont jamais \u00e9t\u00e9 touch\u00e9s ; il s&rsquo;agissait d&rsquo;une attaque frontale (frontend), et non d&rsquo;une exploitation au niveau du protocole.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">UPDATE: The swap dot cow dot fi domain is currently locked and not accessible. We are working with security experts to assert control over the domain while it is locked, but we *do not* expect it to be live again tonight.<\/p>\n<p>For those who rely on CoW Swap daily, we have spun up a\u2026 <a href=\"https:\/\/t.co\/gtoeMfxYEy\" rel=\"nofollow\" target=\"_blank\">https:\/\/t.co\/gtoeMfxYEy<\/a><\/p>\n<p>&mdash; CoW DAO (@CoWSwap) <a href=\"https:\/\/twitter.com\/CoWSwap\/status\/2044168242743390364?ref_src=twsrc%5Etfw\" rel=\"nofollow\" target=\"_blank\">April 14, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Cet incident intervient alors que les attaques sur le frontend DeFi deviennent une tendance alarmante en 2026, pla\u00e7ant le mod\u00e8le de s\u00e9curit\u00e9 orient\u00e9 utilisateur de tout le secteur sous un \u00e9clairage cru.<\/p>\n<p>La capacit\u00e9 du jeton COW \u00e0 surmonter ce choc de volume d\u00e9pendra fortement de la rapidit\u00e9 avec laquelle la confiance et le contr\u00f4le du domaine pourront \u00eatre restaur\u00e9s.<\/p>\n<h2>Le prix du jeton crypto COW peut-il se redresser apr\u00e8s le choc de volume li\u00e9 au d\u00e9tournement de DNS ?<\/h2>\n<div class=\"chart crypto-chart-instance\" id=\"crypto_chart_6a289725a52c1\"\n\tdata-coin-id=\"cow-protocol\">\n\t<div class=\"chart__header\">\n\t\t<div class=\"chart__info\">\n\t\t\t<div class=\"chart__info-icon\">\n\t\t\t\t<img id=\"crypto_chart_6a289725a52c1-chart__info-icon-img\" \/>\n\t\t\t\t<div class=\"chart__info-name\" id=\"crypto_chart_6a289725a52c1-chart__info-name\"><\/div>\n\t\t\t\t<div class=\"chart__info-symbol\" id=\"crypto_chart_6a289725a52c1-chart__info-symbol\"><\/div>\n\t\t\t<\/div>\n\n\t\t\t<div class=\"chart__info-current\">\n\t\t\t\t<div class=\"chart__info-price\" id=\"crypto_chart_6a289725a52c1-chart__info-price\"><\/div>\n\t\t\t\t<div class=\"chart__info-change\" id=\"crypto_chart_6a289725a52c1-chart__info-change\"><\/div>\n\t\t\t<\/div>\n\n\t\t\t<div class=\"chart__info-extra\">\n\t\t\t\t<div class=\"chart__info-label\">Market Cap<\/div>\n\t\t\t\t<div class=\"chart__info-marketcap\" id=\"crypto_chart_6a289725a52c1-chart__info-marketcap\"><\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t<div class=\"chart__controls\">\n\t\t\t<div class=\"chart__controls-group\">\n\t\t\t\t<button class=\"chart__button chart__button--24h\"\n\t\t\t\t\tid=\"crypto_chart_6a289725a52c1-btn-24h\">24h<\/button>\n\t\t\t\t<button class=\"chart__button chart__button--7d\"\n\t\t\t\t\tid=\"crypto_chart_6a289725a52c1-btn-7d\">7d<\/button>\n\t\t\t\t<button class=\"chart__button chart__button--30d\"\n\t\t\t\t\tid=\"crypto_chart_6a289725a52c1-btn-30d\">30d<\/button>\n\t\t\t\t<button class=\"chart__button chart__button--1y\"\n\t\t\t\t\tid=\"crypto_chart_6a289725a52c1-btn-1y\">1y<\/button>\n\t\t\t\t<button class=\"chart__button chart__button--all-time\"\n\t\t\t\t\tid=\"crypto_chart_6a289725a52c1-btn-all-time\">All Time<\/button>\n\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n\n\t<div class=\"chart__container\">\n\t\t<canvas class=\"chart__canvas\" id=\"crypto_chart_6a289725a52c1-cryptoChart\"><\/canvas>\n\t<\/div>\n<\/div>\n\n<p>Les chiffres de prix fiables pour COW dans la fen\u00eatre imm\u00e9diate apr\u00e8s l&rsquo;incident sont rares, un effet secondaire de l&rsquo;arr\u00eat du service et de la r\u00e9cence de l&rsquo;\u00e9v\u00e9nement. Ce que les donn\u00e9es confirment : <a class=\"general-link\" href=\"https:\/\/www.ainvest.com\/es\/news\/cow-swap-hijack-volume-collapse-token-price-resilience-2604\/\" target=\"_blank\" rel=\"noopener nofollow\"> le volume d&rsquo;\u00e9change s&rsquo;est brusquement effondr\u00e9 suite au d\u00e9tournement, tandis que le jeton COW a fait preuve d&rsquo;une r\u00e9silience de prix notable, <\/a> une divergence qui pourrait signifier deux choses tr\u00e8s diff\u00e9rentes selon l&rsquo;interpr\u00e9tation.<\/p>\n<p>Un effondrement du volume sans baisse correspondante du prix signale souvent que les vendeurs ne paniquent pas encore.<\/p>\n<p>C&rsquo;est un signe encourageant. Mais un faible volume signifie \u00e9galement que la d\u00e9couverte des prix n&rsquo;est pas fiable ; un seul ordre de vente important dans un environnement de protocole \u00e0 l&rsquo;arr\u00eat peut faire bouger l&rsquo;aiguille de mani\u00e8re spectaculaire.<\/p>\n<p><a class=\"general-link\" href=\"https:\/\/whale-alert.io\/stories\/f0a5014673dc53\/CoW-Swap-domain-locked-after-frontend-compromise-team-launches-temporary-UI-and-urges-caution\" target=\"_blank\" rel=\"noopener nofollow\"> L&rsquo;\u00e9quipe a lanc\u00e9 une interface utilisateur secondaire temporaire <\/a> tout en travaillant \u00e0 reprendre le contr\u00f4le du compte registraire compromis, offrant ainsi une bou\u00e9e de sauvetage op\u00e9rationnelle partielle.<\/p>\n<figure id=\"attachment_343728\" class=\"wp-caption aligncenter\" style=\"width: 1024px\" aria-describedby=\"caption-attachment-343728\"><img decoding=\"async\" class=\"size-large wp-image-343728\" src=\"https:\/\/99bitcoins.com\/wp-content\/uploads\/2026\/04\/COWUSD_2026-04-15_13-40-13-1024x604.png\" alt=\"\" width=\"1024\" height=\"604\" \/><figcaption id=\"caption-attachment-343728\" class=\"wp-caption-text\">Source : <a class=\"general-link\" href=\"https:\/\/www.tradingview.com\/symbols\/COWUSDT\/\" target=\"_blank\" rel=\"noopener nofollow\"> Tradingview <\/a><\/figcaption><\/figure>\n<p>Toute la situation de COW d\u00e9pend d\u00e9sormais de la propret\u00e9 et de la rapidit\u00e9 du r\u00e9tablissement. Si l&rsquo;\u00e9quipe fournit un compte-rendu clair (post-mortem), restaure tout rapidement et qu&rsquo;aucun nouveau probl\u00e8me ne survient, c&rsquo;est alors que les utilisateurs reprendront confiance et que le prix pourra revenir aux niveaux ant\u00e9rieurs \u00e0 l&rsquo;incident, parfois m\u00eame avec plus de force.<\/p>\n<p>Cependant, la fen\u00eatre de risque reste ouverte. Si de nouvelles pertes apparaissent ou si la situation du domaine s&rsquo;\u00e9ternise pendant quelques jours, cette incertitude commencera \u00e0 entamer s\u00e9rieusement la confiance, et une fois celle-ci \u00e9branl\u00e9e, m\u00eame les d\u00e9tenteurs les plus fid\u00e8les pourraient commencer \u00e0 sortir.<\/p>\n<p>Il ne s&rsquo;agit donc plus vraiment d&rsquo;un enjeu technique, mais d&rsquo;une reconstruction de la confiance, et la rapidit\u00e9 ainsi que la transparence de la r\u00e9ponse d\u00e9cideront si cela se transforme en reprise ou en une chute plus profonde.<\/p>\n<p>Les investisseurs surveillant COW devraient suivre de pr\u00e8s le calendrier post-mortem de la CoW DAO. La rapidit\u00e9 de la transparence, et pas seulement la r\u00e9solution technique, sera le moteur du sentiment du march\u00e9.<\/p>\n<h2>Bitcoin Hyper mise sur la confiance dans l&rsquo;infrastructure alors que les risques li\u00e9s au frontend DeFi s&rsquo;accumulent<\/h2>\n<p>L&rsquo;incident de CoW Swap est un rappel cinglant que les protocoles d\u00e9centralis\u00e9s peuvent toujours comporter des surfaces d&rsquo;attaque profond\u00e9ment centralis\u00e9es \u2014 le registraire de domaine, dans ce cas, s&rsquo;est av\u00e9r\u00e9 \u00eatre le maillon faible d&rsquo;un syst\u00e8me par ailleurs robuste.<\/p>\n<p>C&rsquo;est le genre d&rsquo;\u00e9v\u00e9nement qui pousse les investisseurs \u00e0 r\u00e9\u00e9valuer discr\u00e8tement o\u00f9 se situe r\u00e9ellement leur risque d&rsquo;infrastructure.<\/p>\n<p><a class=\"general-link\" href=\"https:\/\/99bitcoins.com\/news\/altcoins\/ledger-cto-ai-crypto-phishing-scams-warning\/\" target=\"_blank\" rel=\"noopener\"> Les attaques de type frontend et phishing sur les utilisateurs de crypto ont augment\u00e9 r\u00e9guli\u00e8rement <\/a>, et l&rsquo;attrait d&rsquo;une infrastructure de couche 2 (Layer 2) construite sur la s\u00e9curit\u00e9 de base de Bitcoin grandit dans ce contexte.<\/p>\n<\/p>\n<p><a class=\"general-link\" href=\"http:\/\/www.99bitcoins.com\/fr\/visit\/bitcoinhyper\" target=\"_blank\" rel=\"nofollow noopener sponsored\"> Bitcoin Hyper (HYPER) <\/a> se positionne directement dans ce d\u00e9bat. Se pr\u00e9sentant comme la toute premi\u00e8re couche 2 Bitcoin avec int\u00e9gration de la machine virtuelle Solana (SVM), le projet revendique des performances sup\u00e9rieures \u00e0 la vitesse de Solana tout en h\u00e9ritant de la s\u00e9curit\u00e9 et de la confiance fondamentales de Bitcoin \u2014 r\u00e9pondant ainsi aux limitations de longue date de Bitcoin dans une seule architecture : transactions lentes, frais \u00e9lev\u00e9s et programmabilit\u00e9 limit\u00e9e.<\/p>\n<p>La pr\u00e9vente a permis de lever 32 407 295,54 USD avec un prix actuel de 0,0136786 USD, des r\u00e9compenses de jalonnement (staking) \u00e9tant disponibles pour les premiers participants. Les fonctionnalit\u00e9s incluent un pont canonique d\u00e9centralis\u00e9 pour les transferts BTC et une ex\u00e9cution de contrats intelligents \u00e0 haute vitesse et \u00e0 faible co\u00fbt.<\/p>\n<p><a class=\"general-link\" href=\"https:\/\/99bitcoins.com\/news\/pr-news\/bitcoin-drops-below-71k-as-oil-shock-hits-markets-but-hypers-presale-draws-attention\/\" target=\"_blank\" rel=\"noopener\"> Le projet attire une attention constante m\u00eame pendant les turbulences plus larges du march\u00e9 <\/a> \u2014 bien que les pr\u00e9ventes comportent un risque r\u00e9el, notamment l&rsquo;illiquidit\u00e9 des jetons jusqu&rsquo;au lancement et l&rsquo;absence de garantie de cotation sur les bourses.<\/p>\n<p>Pour des mises \u00e0 jour, <a class=\"general-link\" href=\"https:\/\/twitter.com\/BTC_Hyper2\" target=\"_blank\" rel=\"noopener nofollow\"> suivez le projet Bitcoin Hyper sur X <\/a> et <a class=\"general-link\" href=\"https:\/\/t.me\/btchyperz\" target=\"_blank\" rel=\"noopener nofollow\"> rejoignez le canal officiel Telegram <\/a>.<\/p>\n<p style=\"text-align: center\"><strong><a class=\"general-link\" href=\"http:\/\/www.99bitcoins.com\/fr\/visit\/bitcoinhyper\" target=\"_blank\" rel=\"nofollow noopener sponsored\"> Visitez Bitcoin Hyper<\/a><\/strong><\/p>\n<p><strong>Suivez 99Bitcoins sur <a class=\"general-link\" href=\"https:\/\/twitter.com\/99BitcoinsHQ\" target=\"_blank\" rel=\"nofollow noopener\"> X (Twitter) <\/a> pour les derni\u00e8res mises \u00e0 jour du march\u00e9, et abonnez-vous sur <a class=\"general-link\" href=\"https:\/\/www.youtube.com\/c\/99Bitcoins\" target=\"_blank\" rel=\"nofollow noopener\"> YouTube <\/a> pour des analyses d&rsquo;experts quotidiennes. <\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>CoW Swap a interrompu tous ses services apr\u00e8s une attaque par d\u00e9tournement de DNS le 14 avril 2026, entra\u00eenant le vol de plus de 1 million USD d&rsquo;actifs d&rsquo;utilisateurs. Voici ce qui s&rsquo;est pass\u00e9, les cons\u00e9quences pour le prix du jeton COW et les points \u00e0 surveiller pour les investisseurs.<\/p>\n","protected":false},"author":135978,"featured_media":32766,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"coin":[15],"class_list":["post-32768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actu"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cow Protocol : service ferm\u00e9 apr\u00e8s un d\u00e9tournement DNS majeur<\/title>\n<meta name=\"description\" content=\"Une attaque sophistiqu\u00e9e par d\u00e9tournement de DNS a frapp\u00e9 CoW Crypto Swap le 14 avril 2026, for\u00e7ant une fermeture compl\u00e8te du protocole.\" \/>\n<meta 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