{"id":4661,"date":"2026-05-16T13:11:36","date_gmt":"2026-05-16T13:11:36","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/05\/16\/le-geant-bitcoin-defi-lombard-quitte-layerzero-au-milieu-des-retombees-massives-du-piratage\/"},"modified":"2026-05-16T13:11:36","modified_gmt":"2026-05-16T13:11:36","slug":"le-geant-bitcoin-defi-lombard-quitte-layerzero-au-milieu-des-retombees-massives-du-piratage","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/05\/16\/le-geant-bitcoin-defi-lombard-quitte-layerzero-au-milieu-des-retombees-massives-du-piratage\/","title":{"rendered":"Le g\u00e9ant Bitcoin DeFi Lombard quitte LayerZero au milieu des retomb\u00e9es massives du piratage"},"content":{"rendered":"<ul>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">Lombard Finance migre plus de 1 milliard de dollars d&rsquo;actifs Bitcoin vers Chainlink CCIP apr\u00e8s la faille de s\u00e9curit\u00e9 Kelp DAO de 292 millions de dollars de LayerZero.<\/span><span style=\"font-weight: 400\"><br \/>\n<\/span><\/em><\/li>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">Des pirates nord-cor\u00e9ens ont empoisonn\u00e9 les RPC internes de LayerZero, d\u00e9clenchant un exode massif de DeFi vers l\u2019infrastructure de Chainlink.<\/span><span style=\"font-weight: 400\"><br \/>\n<\/span><\/em><\/li>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">Kraken, Solv Protocol, Re et Kelp DAO ont \u00e9galement abandonn\u00e9 LayerZero pour Chainlink CCIP \u00e0 la suite du piratage catastrophique.<\/span><\/em><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Lombard Finance, l&rsquo;un des plus grands protocoles de Bitcoin DeFi, a rompu ses liens avec LayerZero \u00e0 la suite de l&rsquo;exploit catastrophique de Kelp DAO.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le piratage de 292 millions de dollars a r\u00e9v\u00e9l\u00e9 des vuln\u00e9rabilit\u00e9s critiques dans<\/span><span style=\"font-weight: 400\"><a href=\"https:\/\/www.livebitcoinnews.com\/kelpdao-blames-layerzero-for-292m-exploit-switches-to-ccip\/\">CoucheZ\u00e9ro<\/a>c&rsquo;est moi<\/span><span style=\"font-weight: 400\">infrastructure. Apr\u00e8s un examen de s\u00e9curit\u00e9 interne, Lombard a confirm\u00e9 une migration compl\u00e8te vers le protocole d&rsquo;interop\u00e9rabilit\u00e9 inter-cha\u00eenes (CCIP) de Chainlink.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La d\u00e9cision affecte plus d\u2019un milliard de dollars d\u2019actifs adoss\u00e9s \u00e0 Bitcoin r\u00e9partis sur plusieurs r\u00e9seaux blockchain.<\/span><\/p>\n<h2><b>Lombard rompt avec LayerZero apr\u00e8s une violation de 292 millions de dollars<\/b><\/h2>\n<p><span style=\"font-weight: 400\">L\u2019exploit Kelp DAO a envoy\u00e9 une onde de choc dans l\u2019espace DeFi en avril dernier. Des pirates nord-cor\u00e9ens ont compromis les RPC internes de LayerZero, drainant 292 millions de dollars de l&rsquo;infrastructure Kelp DAO.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">LayerZero a reconnu plus tard avoir \u00ab commis une erreur \u00bb avec ses configurations internes. L&rsquo;entreprise a admis avoir cr\u00e9\u00e9 un risque inutile qu&rsquo;elle n&rsquo;avait tout simplement pas r\u00e9ussi \u00e0 d\u00e9tecter en interne.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Lombard a r\u00e9pondu en lan\u00e7ant un examen approfondi de la s\u00e9curit\u00e9 interne de l&rsquo;ensemble de sa pile technologique inter-cha\u00eenes. Cet examen pointait directement vers Chainlink CCIP comme l\u2019alternative la plus solide.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le protocole n\u2019a pas perdu de temps pour donner suite \u00e0 ces r\u00e9sultats. Il a annonc\u00e9 un d\u00e9part complet de LayerZero sur tous les r\u00e9seaux pris en charge.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La migration couvre Solana, Etherlink, Berachain, Corn et TAC. Lombard abandonnera \u00e9galement compl\u00e8tement son utilisation de LayerZero sur Morph et Swell.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les deux jetons concern\u00e9s, LBTC et BTC.b, d\u00e9tiennent collectivement plus d&rsquo;un milliard de dollars de capitalisation boursi\u00e8re. LBTC transporte \u00e0 lui seul 816 millions de dollars, fonctionnant comme un jeton de jalonnement liquide 1:1 soutenu par Bitcoin.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Lombard a clairement exprim\u00e9 sa position dans un article sur X, d\u00e9clarant que cette d\u00e9cision \u00ab donne la priorit\u00e9 \u00e0 la s\u00fbret\u00e9 et \u00e0 la s\u00e9curit\u00e9 de tous les utilisateurs de Lombard \u00bb et refl\u00e8te son engagement \u00e0 maintenir z\u00e9ro incident de s\u00e9curit\u00e9 et une disponibilit\u00e9 de 100 % depuis le premier jour.\u00a0<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Suite \u00e0 un examen complet de la s\u00e9curit\u00e9 de l&rsquo;infrastructure inter-cha\u00eenes qui sous-tend LBTC et BTC.b\u00a0:<\/p>\n<p>\u2013 CCIP remplacera LayerZero en tant qu&rsquo;infrastructure inter-cha\u00eenes entre Solana, Etherlink, Berachain, Corn et TAC<br \/>\u2013 LayerZero sur Morph et Swell sera enti\u00e8rement obsol\u00e8te<\/p>\n<p>\u2013 Lombard (@Lombard_Finance)<a href=\"https:\/\/twitter.com\/Lombard_Finance\/status\/2055326870460350635?ref_src=twsrc%5Etfw\">15 mai 2026<\/a><\/p>\n<\/blockquote>\n<p><span style=\"font-weight: 400\">Le cofondateur Jacob Phillips a ajout\u00e9 qu&rsquo;apr\u00e8s des examens internes approfondis, \u00ab\u00a0il est devenu clair que Chainlink CCIP offre le plus haut niveau de s\u00e9curit\u00e9 inter-cha\u00eenes du secteur\u00a0\u00bb.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le protocole a clairement indiqu\u00e9 que sa norme de s\u00e9curit\u00e9 ne changerait pas \u00e0 mesure qu\u2019elle continue d\u2019\u00e9voluer. La protection des utilisateurs reste la priorit\u00e9 principale du changement d\u2019infrastructure.<\/span><\/p>\n<h2><b>Chainlink CCIP absorbe l\u2019exode LayerZero de DeFi<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Lombard est loin d&rsquo;\u00eatre le seul \u00e0 s&rsquo;\u00e9loigner de LayerZero apr\u00e8s le piratage. Kraken a fait une d\u00e9marche similaire un jour plus t\u00f4t, choisissant Chainlink CCIP pour alimenter son jeton Bitcoin envelopp\u00e9 kBTC.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Solv Protocol, Re et Kelp DAO lui-m\u00eame ont \u00e9galement migr\u00e9 de LayerZero. Des milliards de dollars en valeur totale bloqu\u00e9e sont d\u00e9sormais dirig\u00e9s vers l\u2019infrastructure de Chainlink.<\/span><\/p>\n<p><a href=\"https:\/\/www.livebitcoinnews.com\/kelpdao-blames-layerzero-for-292m-exploit-switches-to-ccip\/\"><span style=\"font-weight: 400\">Maillon de cha\u00eene CCIP<\/span><\/a><span style=\"font-weight: 400\">apporte une architecture de d\u00e9fense en profondeur s\u00e9curis\u00e9e par des r\u00e9seaux Oracle d\u00e9centralis\u00e9s. Chaque voie de pont n\u00e9cessite un minimum de 16 op\u00e9rateurs de n\u0153uds ind\u00e9pendants et soumis \u00e0 un examen de s\u00e9curit\u00e9.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les limites de d\u00e9bit int\u00e9gr\u00e9es agissent comme des coupe-circuits dans les pires sc\u00e9narios. La plateforme d\u00e9tient \u00e9galement les certifications institutionnelles SOC 2 Type 2 et ISO\/IEC 27001:2022.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Dans le cadre de la migration, Lombard adopte la norme Cross-Chain Token de Chainlink. Ce mod\u00e8le de pontage burn-and-mint prend en charge un seul jeton canonique sur toutes les cha\u00eenes.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Lombard a \u00e9galement not\u00e9 qu&rsquo;avec CCIP, l&rsquo;entreprise b\u00e9n\u00e9ficie de \u00ab sa base de s\u00e9curit\u00e9 par d\u00e9faut \u00bb tout en acqu\u00e9rant la possibilit\u00e9 de \u00ab configurer des couches de s\u00e9curit\u00e9 suppl\u00e9mentaires par-dessus \u00bb. Cette structure supprime le verrouillage du fournisseur et pr\u00e9serve la flexibilit\u00e9 \u00e0 l\u2019avenir.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Johann Eid, directeur commercial de Chainlink Labs, a salu\u00e9 cette d\u00e9cision, affirmant que la migration marque \u00ab une \u00e9tape importante dans l&rsquo;\u00e9tablissement d&rsquo;une base inter-cha\u00eenes standardis\u00e9e et s\u00e9curis\u00e9e pour les actifs adoss\u00e9s \u00e0 Bitcoin \u00bb.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Il a ajout\u00e9 que ce changement s&rsquo;aligne sur une tendance plus large de DeFi vers une infrastructure qui \u00ab r\u00e9pond aux normes les plus \u00e9lev\u00e9es de s\u00e9curit\u00e9 et de fiabilit\u00e9 requises pour soutenir l&rsquo;adoption institutionnelle \u00bb.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Lombard a \u00e9galement la possibilit\u00e9 de superposer son propre consortium de s\u00e9curit\u00e9 au CCIP pour une validation suppl\u00e9mentaire des transactions. Cette configuration donne au protocole un contr\u00f4le direct sur la fa\u00e7on dont ses actifs se d\u00e9placent entre les cha\u00eenes.<\/span><\/p>\n<p><!-- source_url: https:\/\/www.livebitcoinnews.com\/bitcoin-defi-giant-lombard-exits-layerzero-amid-massive-hack-fallout\/ --><\/p>\n<p><em>Source : <a href=\"https:\/\/www.livebitcoinnews.com\/bitcoin-defi-giant-lombard-exits-layerzero-amid-massive-hack-fallout\/\" rel=\"nofollow noopener\" target=\"_blank\">Live Bitcoin News<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lombard Finance migre plus de 1 milliard de dollars d&rsquo;actifs Bitcoin vers Chainlink CCIP apr\u00e8s la faille de s\u00e9curit\u00e9 Kelp DAO de 292 millions de dollars de LayerZero. Des pirates nord-cor\u00e9ens ont empoisonn\u00e9 les RPC internes de LayerZero, d\u00e9clenchant un exode massif de DeFi vers l\u2019infrastructure de Chainlink. Kraken, Solv Protocol, Re et Kelp DAO [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":4660,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7,36],"tags":[859,754,624,593,860],"class_list":["post-4661","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin-news","category-defi","tag-bitcoin-defi","tag-chainlink-ccip","tag-kelp-dao-exploit","tag-layerzero","tag-lombard-finance"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Le g\u00e9ant Bitcoin DeFi Lombard quitte LayerZero au milieu des retomb\u00e9es massives du piratage - France Live Bitcoin News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/05\/16\/le-geant-bitcoin-defi-lombard-quitte-layerzero-au-milieu-des-retombees-massives-du-piratage\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le g\u00e9ant Bitcoin DeFi Lombard quitte LayerZero au milieu des retomb\u00e9es massives du piratage - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Lombard Finance migre plus de 1 milliard de dollars d&rsquo;actifs Bitcoin vers Chainlink CCIP apr\u00e8s la faille de s\u00e9curit\u00e9 Kelp DAO de 292 millions de dollars de LayerZero. Des pirates nord-cor\u00e9ens ont empoisonn\u00e9 les RPC internes de LayerZero, d\u00e9clenchant un exode massif de DeFi vers l\u2019infrastructure de Chainlink. 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Des pirates nord-cor\u00e9ens ont empoisonn\u00e9 les RPC internes de LayerZero, d\u00e9clenchant un exode massif de DeFi vers l\u2019infrastructure de Chainlink. 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