{"id":9736,"date":"2026-07-22T20:33:04","date_gmt":"2026-07-22T20:33:04","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/"},"modified":"2026-07-22T20:33:04","modified_gmt":"2026-07-22T20:33:04","slug":"balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/","title":{"rendered":"Balance Coin s&rsquo;effondre de 99 % apr\u00e8s une exploitation de 915 000 $ sur 42DAO"},"content":{"rendered":"<ul>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">Balance Coin a chut\u00e9 de plus de 99 % suite \u00e0 une exploitation signal\u00e9e de 915 000 $ ciblant l&rsquo;infrastructure de 42DAO.<\/span><\/em><\/li>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">La manipulation du prix de l&rsquo;oracle a d\u00e9clench\u00e9 des liquidations et a fait perdre rapidement son ancrage au dollar \u00e0 BLC.<\/span><\/em><\/li>\n<li style=\"font-weight: 400\"><em><span style=\"font-weight: 400\">Cette exploitation a raviv\u00e9 les inqui\u00e9tudes concernant la s\u00e9curit\u00e9 des oracles DeFi et les m\u00e9canismes de protection des garanties.<\/span><\/em><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Balance Coin (BLC) a chut\u00e9 de plus de 99 % apr\u00e8s que des attaquants ont exploit\u00e9 des vuln\u00e9rabilit\u00e9s au sein du protocole Balance li\u00e9 \u00e0 42DAO sur la BNB Chain. Les chercheurs en s\u00e9curit\u00e9 ont estim\u00e9 les pertes \u00e0 environ 915 000 $, tandis que l&rsquo;incident a provoqu\u00e9 un fort d\u00e9sancrage par rapport \u00e0 la valeur cible de 1 $ du jeton et a raviv\u00e9 les inqui\u00e9tudes concernant la s\u00e9curit\u00e9 des oracles dans la finance d\u00e9centralis\u00e9e.<\/span><\/p>\n<h2><b>La manipulation de l&rsquo;oracle a d\u00e9clench\u00e9 l&rsquo;effondrement de Balance Coin<\/b><\/h2>\n<p><span style=\"font-weight: 400\">La soci\u00e9t\u00e9 de s\u00e9curit\u00e9 blockchain PeckShield a rapport\u00e9 le 22 juillet que Balance Coin a perdu plus de 99 % apr\u00e8s une exploitation affectant 42DAO, l&rsquo;organisation de gouvernance derri\u00e8re le protocole Balance. L&rsquo;incident aurait entra\u00een\u00e9 des pertes d&rsquo;environ 915 000 $.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Balance Coin est un stablecoin algorithmique con\u00e7u pour maintenir la parit\u00e9 avec le dollar am\u00e9ricain via des coffres garantis sur la BNB Chain. Le jeton repose principalement sur des garanties adoss\u00e9es au Bitcoin au sein de l&rsquo;\u00e9cosyst\u00e8me du protocole Balance.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\"><a href=\"https:\/\/x.com\/hashtag\/PeckShieldAlert?src=hash&amp;ref_src=twsrc%5Etfw\">#PeckShieldAlert<\/a> Balance Coin <a href=\"https:\/\/x.com\/search?q=%24BLC&amp;src=ctag&amp;ref_src=twsrc%5Etfw\">$BLC<\/a> has plummeted -99% <a href=\"https:\/\/x.com\/42dao_official?ref_src=twsrc%5Etfw\">@42dao_official<\/a> <a href=\"https:\/\/x.com\/42dao_official?ref_src=twsrc%5Etfw\">@42dao_official<\/a> has been exploited for ~$915K <a href=\"https:\/\/t.co\/1bdRpMQBs3\">pic.twitter.com\/1bdRpMQBs3<\/a><\/p>\n<p>&mdash; PeckShieldAlert (@PeckShieldAlert) <a href=\"https:\/\/x.com\/PeckShieldAlert\/status\/2079751809183433197?ref_src=twsrc%5Etfw\">July 22, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><a href=\"https:\/\/x.com\/SlowMist_Team\/status\/2079759793192132810?s=20\"><span style=\"font-weight: 400\">Selon<\/span><\/a><span style=\"font-weight: 400\"> la soci\u00e9t\u00e9 de s\u00e9curit\u00e9 blockchain SlowMist, l&rsquo;attaquant a manipul\u00e9 un prix d&rsquo;oracle anormalement bas de Binance Bitcoin (BTCB) lors d&rsquo;une seule transaction. Ce prix erron\u00e9 aurait permis la liquidation de plusieurs coffres adoss\u00e9s \u00e0 BTCB qui n&rsquo;auraient autrement pas \u00e9t\u00e9 \u00e9ligibles.<\/span><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;attaquant a ensuite extrait les garanties avant d&rsquo;\u00e9changer les actifs via PancakeSwap contre des USDT et BTCB index\u00e9s sur Binance. Les chercheurs en s\u00e9curit\u00e9 ont d\u00e9clar\u00e9 que l&rsquo;absence de m\u00e9canismes de protection des prix et les retards de liquidation ont permis \u00e0 l&rsquo;exploitation de r\u00e9ussir.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Pendant ce temps, TenArmor a d\u00e9tect\u00e9 deux transactions suspectes sur la cha\u00eene li\u00e9es \u00e0 l&rsquo;attaque. Des rapports ont indiqu\u00e9 que des millions de jetons BLC non adoss\u00e9s ont \u00e9t\u00e9 frapp\u00e9s avant d&rsquo;entrer dans les pools de liquidit\u00e9 des \u00e9changes d\u00e9centralis\u00e9s, cr\u00e9ant une forte pression \u00e0 la vente sur le march\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Balance Coin a rapidement perdu son ancrage au dollar alors que les jetons nouvellement cr\u00e9\u00e9s inondaient la liquidit\u00e9 disponible.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Au moment de la r\u00e9daction, les donn\u00e9es de CoinMarketCap montraient que le <\/span><a href=\"https:\/\/coinmarketcap.com\/currencies\/balance-coin\/\"><span style=\"font-weight: 400\">BLC<\/span><\/a><span style=\"font-weight: 400\"> chutait de pr\u00e8s de 1 $ \u00e0 0,000714 $, laissant le stablecoin en baisse de 99,92 % au cours des derni\u00e8res 24 heures.\u00a0<\/span><\/p>\n<h2><b>Les risques de s\u00e9curit\u00e9 DeFi reviennent sur le devant de la sc\u00e8ne<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Cet incident ajoute un autre exemple de <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/edel-finance-exploit-exposes-oracle-weakness-leaves-403k-hole\/\"><span style=\"font-weight: 400\">manipulation d&rsquo;oracle<\/span><\/a><span style=\"font-weight: 400\"> affectant les protocoles de finance d\u00e9centralis\u00e9e en 2026. Les attaquants continuent de cibler les faiblesses des flux de prix, des syst\u00e8mes de liquidation et de la logique des contrats intelligents pour g\u00e9n\u00e9rer des profits \u00e0 partir des vuln\u00e9rabilit\u00e9s des protocoles.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Contrairement aux stablecoins conventionnels adoss\u00e9s \u00e0 des r\u00e9serves de liquidit\u00e9s, les stablecoins algorithmiques d\u00e9pendent fortement de m\u00e9canismes automatis\u00e9s et de donn\u00e9es de march\u00e9 pr\u00e9cises. Lorsque les syst\u00e8mes d&rsquo;oracle \u00e9chouent, une tarification incorrecte peut d\u00e9clencher des liquidations g\u00e9n\u00e9ralis\u00e9es et une grave instabilit\u00e9 du march\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Au moment de la publication, 42DAO n&rsquo;avait pas publi\u00e9 de d\u00e9claration publique d\u00e9taill\u00e9e expliquant l&rsquo;exploitation ou d\u00e9crivant les plans d&rsquo;indemnisation pour les utilisateurs affect\u00e9s. Les soci\u00e9t\u00e9s de s\u00e9curit\u00e9 ont continu\u00e9 \u00e0 surveiller l&rsquo;activit\u00e9 des portefeuilles tandis que les enqu\u00eateurs \u00e9valuaient la s\u00e9quence compl\u00e8te de l&rsquo;attaque.<\/span><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;effondrement de Balance Coin fait suite \u00e0 plusieurs <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/defi-exploit-wave-continues-as-1inch-partner-suffers-5-87m-loss\/\"><span style=\"font-weight: 400\">exploitations DeFi<\/span><\/a><span style=\"font-weight: 400\"> majeures cette ann\u00e9e impliquant la frappe non autoris\u00e9e de jetons, des vuln\u00e9rabilit\u00e9s de pont et des prix d&rsquo;oracle manipul\u00e9s. Ce dernier incident souligne l&rsquo;importance de garanties d&rsquo;oracle plus solides, de liquidations retard\u00e9es et d&rsquo;audits de s\u00e9curit\u00e9 complets dans les protocoles de finance d\u00e9centralis\u00e9e.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Balance Coin a chut\u00e9 de plus de 99 % suite \u00e0 une exploitation signal\u00e9e de 915 000 $ ciblant l&rsquo;infrastructure de 42DAO. La manipulation du prix de l&rsquo;oracle a d\u00e9clench\u00e9 des liquidations et a fait perdre rapidement son ancrage au dollar \u00e0 BLC. Cette exploitation a raviv\u00e9 les inqui\u00e9tudes concernant la s\u00e9curit\u00e9 des oracles DeFi [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":9735,"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":[12,37],"tags":[1434,1435,202,917,1436],"class_list":["post-9736","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-market-news","category-security-ransomware","tag-42dao","tag-balance-coin","tag-bnb-chain","tag-crypto-exploit","tag-oracle-manipulation"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Balance Coin s&#039;effondre de 99 % apr\u00e8s une exploitation de 915 000 $ sur 42DAO - 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\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Balance Coin s&#039;effondre de 99 % apr\u00e8s une exploitation de 915 000 $ sur 42DAO - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Balance Coin a chut\u00e9 de plus de 99 % suite \u00e0 une exploitation signal\u00e9e de 915 000 $ ciblant l&rsquo;infrastructure de 42DAO. La manipulation du prix de l&rsquo;oracle a d\u00e9clench\u00e9 des liquidations et a fait perdre rapidement son ancrage au dollar \u00e0 BLC. 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La manipulation du prix de l&rsquo;oracle a d\u00e9clench\u00e9 des liquidations et a fait perdre rapidement son ancrage au dollar \u00e0 BLC. Cette exploitation a raviv\u00e9 les inqui\u00e9tudes concernant la s\u00e9curit\u00e9 des oracles DeFi [&hellip;]","og_url":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/","og_site_name":"France Live Bitcoin News","article_published_time":"2026-07-22T20:33:04+00:00","author":"frenchlbn","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"frenchlbn","Dur\u00e9e de lecture estim\u00e9e":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/#article","isPartOf":{"@id":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/"},"author":{"name":"frenchlbn","@id":"https:\/\/global.livebitcoinnews.com\/fr\/#\/schema\/person\/cf8f1f85189588768e507a2eb234cba8"},"headline":"Balance Coin s&rsquo;effondre de 99 % apr\u00e8s une exploitation de 915 000 $ sur 42DAO","datePublished":"2026-07-22T20:33:04+00:00","mainEntityOfPage":{"@id":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/"},"wordCount":718,"commentCount":0,"image":{"@id":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/#primaryimage"},"thumbnailUrl":"https:\/\/global.livebitcoinnews.com\/fr\/wp-content\/uploads\/sites\/4\/2026\/07\/Altcoins-Drive-1B-Crypto-Crash-as-Tensions-Rise.png","keywords":["42DAO","Balance Coin","BNB Chain","crypto exploit","Oracle Manipulation"],"articleSection":["Market News","Security &amp; Ransomware"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/","url":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/balance-coin-seffondre-de-99-apres-une-exploitation-de-915-000-sur-42dao\/","name":"Balance Coin s'effondre de 99 % apr\u00e8s une exploitation de 915 000 $ sur 42DAO - 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