{"id":12540,"date":"2025-10-20T11:00:00","date_gmt":"2025-10-20T11:00:00","guid":{"rendered":"https:\/\/icobench.com\/fr\/?p=12540"},"modified":"2025-10-20T10:55:54","modified_gmt":"2025-10-20T10:55:54","slug":"vulnerabilite-critique-menacerait-120000-wallets-bitcoin","status":"publish","type":"post","link":"https:\/\/icobench.com\/fr\/news\/vulnerabilite-critique-menacerait-120000-wallets-bitcoin\/","title":{"rendered":"Une vuln\u00e9rabilit\u00e9 critique menacerait 120 000 wallets Bitcoin"},"content":{"rendered":"<p>En 2023, des chercheurs en cybers\u00e9curit\u00e9 avaient d\u00e9j\u00e0 mis en \u00e9vidence <strong>une vuln\u00e9rabilit\u00e9 des cl\u00e9s priv\u00e9es de nombreux wallets Bitcoin<\/strong>. La vuln\u00e9rabilit\u00e9, d\u00e9sormais connue des crypto-enthousiastes, \u00e9tait tomb\u00e9e dans l\u2019oubli.<\/p>\n<p>Mais, aujourd\u2019hui, elle revient au-devant de la sc\u00e8ne apr\u00e8s le <strong>hack de LuBian<\/strong> et la <strong>confiscation de 15 milliards $ en BTC<\/strong> par le gouvernement am\u00e9ricain.<\/p>\n<h2><span id=\"une_vulnerabilite_oubliee_qui_continue_dinquieter\">Une vuln\u00e9rabilit\u00e9 oubli\u00e9e qui continue d\u2019inqui\u00e9ter<\/span><\/h2>\n<p>La \u201c<a href=\"https:\/\/milksad.info\/posts\/research-update-2\/\" target=\"_blank\" rel=\"noopener noreferrer\">vuln\u00e9rabilit\u00e9 Milk Sad<\/a>\u201d, du nom de l\u2019\u00e9quipe de chercheurs qui l\u2019a d\u00e9voil\u00e9e, concerne le processus de cr\u00e9ation de cl\u00e9s al\u00e9atoires pour les wallets Bitcoin. Au d\u00e9part, la vuln\u00e9rabilit\u00e9 \u00e9tait attribu\u00e9e aux portefeuilles crypto cr\u00e9\u00e9s par le <strong>service Trust Wallet<\/strong>. Plus tard, les chercheurs ont d\u00e9termin\u00e9 que la faille venait de <strong>l\u2019algorithme Mersenne Twister<\/strong>.<\/p>\n<figure id=\"attachment_12542\" aria-describedby=\"caption-attachment-12542\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-12542\" src=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/10\/Vulnerabilite-securite.jpg\" alt=\"Vuln\u00e9rabilit\u00e9 s\u00e9curit\u00e9\" width=\"1200\" height=\"600\" srcset=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/10\/Vulnerabilite-securite.jpg 1200w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/10\/Vulnerabilite-securite-300x150.jpg 300w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/10\/Vulnerabilite-securite-1024x512.jpg 1024w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/10\/Vulnerabilite-securite-768x384.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\"><figcaption id=\"caption-attachment-12542\" class=\"wp-caption-text\">Source : Photo de <a href=\"https:\/\/unsplash.com\/fr\/@markusspiske?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText\" target=\"_blank\" rel=\"noopener noreferrer\">Markus Spiske<\/a> sur <a href=\"https:\/\/unsplash.com\/fr\/photos\/allume-lordinateur-portable-sur-la-table-uPXs5Vx5bIg?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText\" target=\"_blank\" rel=\"noopener noreferrer\">Unsplash<\/a><\/figcaption><\/figure>\n<p>Cet algorithme aurait \u00e9t\u00e9 utilis\u00e9 par une vari\u00e9t\u00e9 de librairies et de wallets crypto. En tout, les analystes estiment que <strong>plus de 120 000 adresses BTC<\/strong> auraient \u00e9t\u00e9 cr\u00e9\u00e9es \u00e0 l\u2019aide de ces outils. Autrement dit, ce sont autant d\u2019adresses qui sont vuln\u00e9rables. Y compris les adresses d\u2019entit\u00e9s comme <a href=\"https:\/\/icobench.com\/fr\/news\/apres-4-ans-arkham-devoile-hack-lubian\/\" rel=\"\">LuBian qui a perdu plus de 4 milliards $ \u00e0 l\u2019\u00e9poque<\/a>.<\/p>\n<p>Si cette vuln\u00e9rabilit\u00e9 revient au centre de l\u2019attention, c\u2019est en raison de d\u00e9veloppements r\u00e9cents. D\u2019abord, vis-\u00e0-vis du <strong>hack de LuBian<\/strong> dont les fonds sont aujourd\u2019hui <strong>entre les mains du gouvernement am\u00e9ricain<\/strong>. Mais aussi, \u00e0 cause des interrogations qui planent autour du <a href=\"https:\/\/icobench.com\/fr\/news\/mystere-80-000-btc-resolu-cyphertux\/\" rel=\"\">myst\u00e9rieux message OP_RETURN et de l\u2019abandon de wallets Bitcoins<\/a>.<\/p>\n<h2><span id=\"les_wallets_rassurent_quant_a_leur_integrite\">Les wallets rassurent quant \u00e0 leur int\u00e9grit\u00e9<\/span><\/h2>\n<p>Au cours de la semaine \u00e9coul\u00e9e, de nombreux services de wallet crypto sont mont\u00e9s au cr\u00e9neau pour rassurer leurs utilisateurs. Ils ont rassur\u00e9 quant aux <strong>nouvelles versions de leurs portefeuilles<\/strong>, mais aussi <strong>les versions ant\u00e9rieures<\/strong>.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">The vulnerability disclosed in the Milk Sad incident does not affect the mnemonic or private key security of any OneKey hardware or software wallet.<\/p>\n<p>Vulnerability Overview<\/p>\n<p>The issue originated from Libbitcoin Explorer (bx) 3.x, which generated random numbers using the Mersenne\u2026 <a href=\"https:\/\/t.co\/BsqhFIeNsl\" target=\"_blank\" rel=\"noopener noreferrer\">pic.twitter.com\/BsqhFIeNsl<\/a><\/p>\n<p>\u2014 OneKey (@OneKeyHQ) <a href=\"https:\/\/twitter.com\/OneKeyHQ\/status\/1979192716350361645?ref_src=twsrc%5Etfw\" target=\"_blank\" rel=\"noopener noreferrer\">October 17, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Essentiellement, il est imp\u00e9ratif d\u2019opter pour des solutions propri\u00e9taires pour cr\u00e9er des cl\u00e9s priv\u00e9es. En plus des <strong>wallets physiques<\/strong>, il s\u2019agit de portefeuilles crypto comme <a href=\"https:\/\/icobench.com\/fr\/visit\/best-wallet-exchange\" target=\"_blank\" rel=\"noopener nofollow\">Best Wallet<\/a>. Autrement dit, des solutions dont le processus de cr\u00e9ation de cl\u00e9s priv\u00e9es est men\u00e9 dans <strong>des environnements s\u00e9curis\u00e9s<\/strong>.<\/p>\n<div style=\"background: #00DBC1;margin: auto;width: 50%;text-align: center;padding: 8px;border-radius: 5px;background-image: linear-gradient(107deg,#00DBC1,#00E676);color: white;padding-left: 1em;padding-right: 1em;font-size: 16px\"><a style=\"text-decoration: none;color: white\" href=\"https:\/\/icobench.com\/fr\/visit\/bestwallet\" target=\"_blank\" rel=\"noopener nofollow\">Acheter Best Wallet<\/a><\/div>\n<p style=\"text-align: center\"><em>Les crypto-actifs repr\u00e9sentent un investissement risqu\u00e9.<\/em><\/p>\n<p>Mais, bien que les services de wallets se soient montr\u00e9s proactifs et que la vuln\u00e9rabilit\u00e9 soit connue, <strong>elle menace encore la stabilit\u00e9 de l\u2019\u00e9cosyst\u00e8me Bitcoin<\/strong>.<\/p>\n<h2><span id=\"une_faille_qui_pourrait_deborder_au-dela_de_la_blockchain_bitcoin\">Une faille qui pourrait d\u00e9border au-del\u00e0 de la blockchain Bitcoin ?<\/span><\/h2>\n<p>En effet, la vuln\u00e9rabilit\u00e9 r\u00e9v\u00e9l\u00e9e il y a 2 ans affecterait plus de 120 000 adresses BTC. Mais, il existe de nombreuses adresses qui sont inactives depuis une plus grande p\u00e9riode. Il est donc tout \u00e0 fait possible que <strong>de nombreux wallets BTC dormants puissent \u00eatre hack\u00e9s<\/strong> \u00e0 cause de ladite vuln\u00e9rabilit\u00e9.<\/p>\n<p>Certains analystes soulignent \u00e9galement que cette <strong>vuln\u00e9rabilit\u00e9 pourrait affecter d\u2019autres blockchains et services<\/strong>. Notamment, parce que la librairie \u201c<strong>Libbitcoin Explorer\u201d<\/strong> pourrait avoir \u00e9t\u00e9 impl\u00e9ment\u00e9e dans d\u2019autres applications et services crypto.<\/p>\n<p>Th\u00e9oriquement, ceci pourrait \u00eatre <strong>une faille multi-cha\u00eene silencieuse dont on per\u00e7oit encore tr\u00e8s mal la port\u00e9e<\/strong>. Dans un tel contexte, la rotation des actifs crypto vers de nouvelles adresses prend tout son sens. De m\u00eame que l\u2019adoption de services de garde institutionnelle pour les actifs crypto.<\/p>\n<hr>\n<p class=\"disclaimer-rw\"><em>Cet article ne repr\u00e9sente en aucun cas un conseil en investissement. Les informations fournies ici ne doivent pas \u00eatre utilis\u00e9es comme base pour prendre des d\u00e9cisions financi\u00e8res. Les investissements en crypto-monnaie comportent des risques et peuvent entra\u00eener des pertes importantes. Il convient d\u2019investir uniquement ce que vous pouvez vous permettre de perdre et d\u2019effectuer vos propres recherches avant de prendre toute d\u00e9cision d\u2019investissement.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>En 2023, des chercheurs en cybers\u00e9curit\u00e9 avaient d\u00e9j\u00e0 mis en \u00e9vidence une vuln\u00e9rabilit\u00e9 des cl\u00e9s priv\u00e9es de nombreux wallets&#8230;<\/p>\n","protected":false},"author":224,"featured_media":12541,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[7],"tags":[56],"class_list":["post-12540","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-best-wallet","entry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Une 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