{"id":460862,"date":"2026-04-13T21:12:00","date_gmt":"2026-04-13T21:12:00","guid":{"rendered":"https:\/\/themarketperiodical.com\/?p=460862"},"modified":"2026-04-13T16:40:37","modified_gmt":"2026-04-13T16:40:37","slug":"crypto-hack-le-prix-du-polkadot-seffondre-de-4-en-raison-dun-exploit-majeur-sur-ethereum","status":"publish","type":"post","link":"https:\/\/dev.themarketperiodical.com\/fr\/2026\/04\/13\/crypto-hack-le-prix-du-polkadot-seffondre-de-4-en-raison-dun-exploit-majeur-sur-ethereum\/","title":{"rendered":"Crypto Hack : Le prix du Polkadot s&#8217;effondre de 4 % en raison d&#8217;un exploit majeur sur Ethereum"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Aper\u00e7u des principaux \u00e9l\u00e9ments :<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Le prix de Polkadot a chut\u00e9 de 7 % en quelques minutes, effa\u00e7ant 20 millions de dollars de capitalisation boursi\u00e8re, apr\u00e8s le dernier exploit du jeton DOT sur Ethereum.<\/li>\n\n\n\n<li>L&#8217;effondrement du prix du DOT a entra\u00een\u00e9 des liquidations pour un montant de 730 000 dollars au cours des derni\u00e8res 24 heures.<\/li>\n\n\n\n<li>Le probl\u00e8me n&#8217;a affect\u00e9 que Hyperbridge sur Ethereum, tandis que Polkadot natif n&#8217;a pas \u00e9t\u00e9 affect\u00e9.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">DOT, la crypto-monnaie native de Polkadot, a chut\u00e9 de 4 % au cours des derni\u00e8res 24 heures \u00e0 la suite d&#8217;un exploit majeur sur Ethereum. Selon les rapports, l&#8217;attaquant a cr\u00e9\u00e9 1 million de jetons DOT \u00e0 la suite de l&#8217;exploit. En cons\u00e9quence, le prix du Polkadot est confront\u00e9 \u00e0 une forte pression de vente sur le march\u00e9.  <\/p>\n\n<h2 class=\"wp-block-heading\">Le prix de Polkadot chute en raison d&#8217;une exploitation majeure du jeton DOT<\/h2>\n\n<p class=\"wp-block-paragraph\">CertiK a signal\u00e9 un exploit impliquant le jeton Polkadot bridg\u00e9 sur Ethereum via le contrat de passerelle Hyperbridge.<\/p>\n\n<p class=\"wp-block-paragraph\">Selon <a href=\"https:\/\/x.com\/CertiKAlert\/status\/2043557571609731268\">CertiK<\/a>, l&#8217;attaquant a utilis\u00e9 un message falsifi\u00e9 pour prendre le contr\u00f4le de l&#8217;administrateur du contrat de jetons Polkadot. Il a ensuite frapp\u00e9 1 milliard de jetons DOT et les a vendus en une seule transaction. <\/p>\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1169\" height=\"267\" src=\"https:\/\/themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e.jpg\" alt=\"Exploitation du jeton Polkadot | Source : CertiK Alert\" class=\"wp-image-460846\" srcset=\"https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e.jpg 1169w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-300x69.jpg 300w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-1024x234.jpg 1024w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-768x175.jpg 768w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-150x34.jpg 150w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-696x159.jpg 696w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/f90dd69ee62cc392cef70361233591ece1f564627e788d6ee00877be3f98097e-1068x244.jpg 1068w\" sizes=\"auto, (max-width: 1169px) 100vw, 1169px\" \/><figcaption class=\"wp-element-caption\">Exploitation du jeton Polkadot | Source : CertiK Alert<\/figcaption><\/figure>\n\n<p class=\"wp-block-paragraph\">La vente a g\u00e9n\u00e9r\u00e9 environ 108,2 ETH, d&#8217;une valeur de 237 000 \u00e0 238 000 dollars. \u00c0 la suite de l&#8217;exploit, le DOT a chut\u00e9 de 4,8 % pour atteindre environ 1,15 $ lorsque la nouvelle s&#8217;est r\u00e9pandue. CertiK a d\u00e9clar\u00e9 que l&#8217;attaquant avait modifi\u00e9 le r\u00f4le d&#8217;administrateur avant de frapper et de liquider les jetons, ce qui lui a permis de tirer profit de l&#8217;exploit.  <\/p>\n\n<h2 class=\"wp-block-heading\">Le prix Polkadot sous la pression de la vente<\/h2>\n\n<p class=\"wp-block-paragraph\">\u00c0 la suite du r\u00e9cent exploit, le prix du Polkadot a connu une forte volatilit\u00e9, le jeton DOT chutant de 7 % dans les minutes qui ont suivi l&#8217;incident. Cette baisse soudaine a effac\u00e9 pr\u00e8s de 20 millions de dollars de la capitalisation boursi\u00e8re de Polkadot, alors que la pression de vente s&#8217;intensifiait sur les march\u00e9s. <\/p>\n\n<p class=\"wp-block-paragraph\">Le mouvement rapide a \u00e9galement d\u00e9clench\u00e9 des liquidations, avec environ 730 000 dollars de positions longues DOT forc\u00e9es de fermer en raison de la chute rapide des prix. Colin Wu, expert en march\u00e9s populaires, <a href=\"https:\/\/x.com\/WuBlockchain\/status\/2043599980615877104\">a indiqu\u00e9<\/a> que les pertes li\u00e9es au r\u00e9cent exploit de Polkadot sont rest\u00e9es relativement faibles en raison des faibles conditions de liquidit\u00e9 au cours de l&#8217;incident. <\/p>\n\n<p class=\"wp-block-paragraph\">Suite \u00e0 cet exploit, les bourses sud-cor\u00e9ennes Upbit et Bithumb ont temporairement suspendu les d\u00e9p\u00f4ts et les retraits de DOT par mesure de pr\u00e9caution.<\/p>\n\n<p class=\"wp-block-paragraph\">D&#8217;autre part, Polkadot a d\u00e9clar\u00e9 que le probl\u00e8me affectait le contrat de passerelle Hyperbridge Ethereum. L&#8217;\u00e9quipe a pr\u00e9cis\u00e9 que seul le jeton DOT connect\u00e9 \u00e0 Ethereum via Hyperbridge \u00e9tait touch\u00e9. <\/p>\n\n<p class=\"wp-block-paragraph\">Polkadot a ajout\u00e9 que le DOT natif, le r\u00e9seau Polkadot principal et ses parachains n&#8217;ont pas \u00e9t\u00e9 affect\u00e9s. Les op\u00e9rations d&#8217;Hyperbridge ont \u00e9t\u00e9 interrompues pendant que l&#8217;\u00e9quipe m\u00e8ne une enqu\u00eate plus approfondie sur l&#8217;incident. <\/p>\n\n<h2 class=\"wp-block-heading\">S&#8217;agit-il de la derni\u00e8re baisse du prix du DOT avant la reprise ?<\/h2>\n\n<p class=\"wp-block-paragraph\">Crypto Patel a d\u00e9clar\u00e9 que Polkadot pourrait \u00eatre en train de former une structure technique similaire \u00e0 celle qui a pr\u00e9c\u00e9d\u00e9 son pr\u00e9c\u00e9dent rallye de 4 529%. Selon l&#8217;analyste, DOT a subi une correction macro-\u00e9conomique abrupte de pr\u00e8s de 98% par rapport \u00e0 son pr\u00e9c\u00e9dent record historique au-dessus de 55 $. Il a d\u00e9clar\u00e9 que le prix du Polkadot est actuellement en train de se consolider dans une zone d&#8217;accumulation \u00e0 haute \u00e9ch\u00e9ance entre 1,10 $ et 1,30 $.  <\/p>\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1414\" src=\"https:\/\/themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-scaled.jpg\" alt=\"Polkadot Price chart breakout | Source : Crypto Patel\" class=\"wp-image-460847\" srcset=\"https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-scaled.jpg 2560w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-300x166.jpg 300w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-1024x565.jpg 1024w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-768x424.jpg 768w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-1536x848.jpg 1536w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-2048x1131.jpg 2048w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-150x83.jpg 150w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-696x384.jpg 696w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-1068x590.jpg 1068w, https:\/\/dev.themarketperiodical.com\/app\/uploads\/2026\/04\/9dc3271c8bd382d8d11db41be53d2622499a73402b8a57fede333f1da6546d43-1920x1060.jpg 1920w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><figcaption class=\"wp-element-caption\">Polkadot Price chart breakout | Source : Crypto Patel<\/figcaption><\/figure>\n\n<p class=\"wp-block-paragraph\">Crypto Patel a not\u00e9 que DOT a form\u00e9 des hauts et des bas constants depuis le sommet du cycle de 2021. L&#8217;actif a \u00e9galement confirm\u00e9 un changement de structure baissier apr\u00e8s avoir cass\u00e9 le support horizontal cl\u00e9 pr\u00e8s de 3,20 $. <\/p>\n\n<p class=\"wp-block-paragraph\">Crypto Patel a d\u00e9clar\u00e9 qu&#8217;une tendance haussi\u00e8re ne serait confirm\u00e9e que si DOT r\u00e9cup\u00e9rait et se maintenait au-dessus du niveau de 4,50 $. \u00c0 la baisse, une cl\u00f4ture hebdomadaire inf\u00e9rieure \u00e0 1,20 $ pourrait invalider la th\u00e8se de l&#8217;accumulation et signaler un risque de baisse suppl\u00e9mentaire. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aper\u00e7u des principaux \u00e9l\u00e9ments : DOT, la crypto-monnaie native de Polkadot, a chut\u00e9 de 4 % au cours des derni\u00e8res 24 heures \u00e0 la suite d&#8217;un exploit majeur sur Ethereum. Selon les rapports, l&#8217;attaquant a cr\u00e9\u00e9 1 million de jetons DOT \u00e0 la suite de l&#8217;exploit. En cons\u00e9quence, le prix du Polkadot est confront\u00e9 \u00e0 \u2026<\/p>\n","protected":false},"author":35,"featured_media":460852,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tmp_editor_id":0,"tmp_editor_role":"Edited by","footnotes":""},"categories":[3219,3233,3248,3162,3218,77,3240],"tags":[4982,4983,5359],"class_list":["post-460862","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-altcoin","category-actualites-des-altcoins","category-altcoins-fr","category-analyse","category-analyse-des-crypto-monnaies","category-nouvelles","category-nouvelles-sur-les-cryptomonnaies-fr","tag-polkadot-fr","tag-polkadot-crypto-fr","tag-prevision-de-prix-polkadot"],"_links":{"self":[{"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/posts\/460862","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/users\/35"}],"replies":[{"embeddable":true,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/comments?post=460862"}],"version-history":[{"count":1,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/posts\/460862\/revisions"}],"predecessor-version":[{"id":460868,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/posts\/460862\/revisions\/460868"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/media\/460852"}],"wp:attachment":[{"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/media?parent=460862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/categories?post=460862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dev.themarketperiodical.com\/fr\/wp-json\/wp\/v2\/tags?post=460862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}