{"id":174249,"date":"2025-11-13T15:00:00","date_gmt":"2025-11-13T15:00:00","guid":{"rendered":"https:\/\/cryptonews.com\/fr\/?p=174249"},"modified":"2025-11-13T13:14:15","modified_gmt":"2025-11-13T13:14:15","slug":"bybit-16-blockchains-geler-fonds","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/bybit-16-blockchains-geler-fonds\/","title":{"rendered":"Bybit sonne l\u2019alarme : 16 blockchains peuvent geler vos fonds"},"content":{"rendered":"<p>Le Lazarus Security Lab de Bybit a pass\u00e9 166 r\u00e9seaux au crible et conclut que 16 blockchains disposent d\u00e9j\u00e0 d\u2019un m\u00e9canisme technique qui permet de geler des fonds. 19 autres pourraient activer une fonction similaire avec des ajustements mineurs. Derri\u00e8re les chiffres, une question centrale surgit : qui d\u00e9cide du gel, comment, et avec quels garde-fous pour les utilisateurs comme pour les exchanges ?<\/p><h2 class=\"wp-block-heading\">16 cha\u00eenes \u00ab gelables \u00bb aujourd\u2019hui, 19 \u00e0 un pas<\/h2><span class=\"replacer\"><\/span><p><a href=\"https:\/\/assets.contentstack.io\/v3\/assets\/bltffdbacf2f22e15fa\/bltda1597363a4f2a2b\/69144b86424c333a34bc9fa8\/2509-T68340_Security_Report_1111.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Le rapport<\/a> d\u00e9crit trois familles de gel. D\u2019abord, le <strong>gel hardcod\u00e9<\/strong>, int\u00e9gr\u00e9 au protocole ou \u00e0 des contrats syst\u00e8me, d\u00e9j\u00e0 observ\u00e9 sur BNB Chain ou VeChain lors d\u2019incidents pass\u00e9s. Ensuite, le <strong>gel par gouvernance\/validateurs<\/strong>, o\u00f9 une fondation, un conseil ou un quorum valideurs peut bloquer des adresses au titre de la s\u00e9curit\u00e9.<\/p><p>Enfin, le <strong>gel via modules syst\u00e8me<\/strong> ou param\u00e8tres configurables, parfois limit\u00e9s \u00e0 des cas d\u2019urgence. En clair, l\u2019outil existe, son p\u00e9rim\u00e8tre et sa proc\u00e9dure varient d\u2019une cha\u00eene \u00e0 l\u2019autre. <a href=\"https:\/\/cryptonews.com\/fr\/news\/bybit-feu-vert-emirats\/\">Bybit<\/a> cite 16 r\u00e9seaux avec gel actif et 19 \u00ab quasi pr\u00eats \u00bb si une mise \u00e0 jour de param\u00e8tres \u00e9tait d\u00e9cid\u00e9e.<\/p><p>Des noms connus apparaissent dans l\u2019\u00e9chantillon. <strong>BNB Chain, VeChain, Chiliz, XDC, Aptos, Sui<\/strong> ou encore <strong>Viction<\/strong> figurent parmi les exemples analys\u00e9s, chacun avec sa logique et son niveau de transparence.<\/p><p>Des pr\u00e9c\u00e9dents sont rappel\u00e9s. Par exemple, VeChain a <a href=\"https:\/\/cryptonews.com\/fr\/news\/argentine-avoirs-geles-libra\/\">neutralis\u00e9 des fonds vol\u00e9s<\/a> en 2019. BNB Chain a coordonn\u00e9 des mesures en 2022 pour freiner une fuite de capitaux. Ici l\u2019argument s\u00e9curitaire prime, mais la mani\u00e8re dont la d\u00e9cision est prise reste scrut\u00e9e par l\u2019\u00e9cosyst\u00e8me.<\/p><figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Bybit just revealed that 16 major blockchains contain hidden code capable of freezing user funds.<br><br>&#8211; Findings came from a recent internal audit<br>&#8211; Affected chains include several top-20 networks by market cap<br>&#8211; Code allows validators or core devs to halt transactions at will<br><br>If\u2026 <a href=\"https:\/\/t.co\/wJjyq0Sorp\">pic.twitter.com\/wJjyq0Sorp<\/a><\/p>&mdash; 0xMarioNawfal (@RoundtableSpace) <a href=\"https:\/\/twitter.com\/RoundtableSpace\/status\/1988626589102534719?ref_src=twsrc%5Etfw\">November 12, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure><h2 class=\"wp-block-heading\"><strong>D\u00e9centralisation, s\u00e9curit\u00e9, confiance : le curseur qui f\u00e2che<\/strong><\/h2><span class=\"replacer\"><\/span><p>Sur le papier, une possibilit\u00e9 de gel peut <strong>limiter les d\u00e9g\u00e2ts apr\u00e8s un hack<\/strong> ou emp\u00eacher la dissipation rapide de fonds compromis. Dans les faits, elle pose <strong>une question de gouvernance<\/strong>. Qui enclenche la proc\u00e9dure ? Un multi-sig ? Un vote on-chain ? Un comit\u00e9 hors-cha\u00eene ? Et surtout, selon quelles r\u00e8gles publi\u00e9es d\u2019avance ?<\/p><p>Sans cadre clair, le \u00ab kill switch \u00bb brouille la promesse de syst\u00e8mes permissionless et alimente la crainte d\u2019un gel arbitraire. \u00c0 l\u2019inverse, sans garde-fous, une cha\u00eene peut laisser filer des pertes irr\u00e9versibles. L\u2019\u00e9tude de Bybit ne tranche pas, elle documente des m\u00e9thodes et des exemples, puis renvoie aux acteurs la responsabilit\u00e9 d\u2019expliciter leurs lignes rouges.<\/p><figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"893\" height=\"267\" src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/13131303\/019a7820-4c1e-753e-b39e-d3fda8cb916f.webp\" alt=\"\" class=\"wp-image-174251\" srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/13131303\/019a7820-4c1e-753e-b39e-d3fda8cb916f.webp 893w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/13131303\/019a7820-4c1e-753e-b39e-d3fda8cb916f-300x90.webp 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/13131303\/019a7820-4c1e-753e-b39e-d3fda8cb916f-768x230.webp 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/13131303\/019a7820-4c1e-753e-b39e-d3fda8cb916f-450x135.webp 450w\" sizes=\"auto, (max-width: 893px) 100vw, 893px\"><\/figure><p>Pour les exchanges et custodians, le message est op\u00e9rationnel. La pr\u00e9sence d\u2019une fonction de gel devient <strong>un crit\u00e8re de listing et de garde<\/strong>. Certaines plateformes exigeront une politique \u00e9crite. Qui peut geler, dans quels cas, avec quel journal public, quelle dur\u00e9e, et quel m\u00e9canisme d\u2019appel ? D\u2019autres ajusteront leurs limites et leurs surveillances sur les cha\u00eenes o\u00f9 l\u2019intervention est large et rapide. Dans tous les cas, la transparence processuelle vaut plus qu\u2019une promesse vague de protection.<\/p><h2 class=\"wp-block-heading\"><strong>Mode d\u2019emploi pour les utilisateurs et les \u00e9quipes projet<\/strong><\/h2><span class=\"replacer\"><\/span><p>C\u00f4t\u00e9 utilisateurs, la feuille de route est simple. V\u00e9rifier si la documentation mentionne un gel, identifier les adresses d\u2019autorit\u00e9 (fondation, multisig, contrats syst\u00e8me), et privil\u00e9gier des wallets qui signalent ces risques dans l\u2019interface. Surveiller aussi les annonces et les transactions on-chain en cas d\u2019incident, car un gel peut modifier la liquidit\u00e9 d\u2019un actif en quelques blocs.<\/p><p>Pour les \u00e9quipes projet, <strong>la priorit\u00e9 est la lisibilit\u00e9<\/strong>. Publier une politique de gel avec crit\u00e8res, d\u00e9lais et instance d\u2019audit. Documenter chaque d\u00e9cision dans un journal public. Pr\u00e9voir enfin des bornes strictes (p\u00e9rim\u00e8tre d\u2019adresses, dur\u00e9e maximale, quorum). Un gel born\u00e9 et tra\u00e7able peut \u00eatre accept\u00e9 par le march\u00e9. Un gel opaque entame la confiance, d\u00e9tourne les d\u00e9veloppeurs et rench\u00e9rit le co\u00fbt du capital social.<\/p><p>Au-del\u00e0 de la cartographie, un point m\u00e9rite d\u2019\u00eatre soulign\u00e9. Le gel n\u2019est pas seulement une capacit\u00e9 technique, c\u2019est un choix politique qui irrigue toute la cha\u00eene de valeur, de la gouvernance \u00e0 la conformit\u00e9 en passant par l\u2019exp\u00e9rience utilisateur. Les r\u00e9seaux qui assument ce levier devront le cadrer finement. Ceux qui le rejettent devront renforcer d\u2019autres d\u00e9fenses, oracles, limites de levier, circuit breakers ou assurances communautaires. Dans tous les cas, la transparence fera la diff\u00e9rence.<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p>Source : <a href=\"https:\/\/assets.contentstack.io\/v3\/assets\/bltffdbacf2f22e15fa\/bltda1597363a4f2a2b\/69144b86424c333a34bc9fa8\/2509-T68340_Security_Report_1111.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Bybit<\/a><\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p>Pour aller plus loin sur le sujet : <\/p><ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/bybit-feu-vert-emirats\/\">Bybit : feu vert de l\u2019autorit\u00e9 f\u00e9d\u00e9rale aux \u00c9mirats, licence SCA obtenue<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/cz-fondateur-binance-vise-hackers-gouvernementaux\/\">CZ, le fondateur de Binance, vis\u00e9 par des hackers gouvernementaux<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/coinbase-business-singapour\/\">Coinbase Business d\u00e9barque \u00e0 Singapour : SME, paiements USDC et transferts SGD en temps r\u00e9el<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Le Lazarus Security Lab de Bybit a pass\u00e9 166 r\u00e9seaux au crible et conclut que 16 blockchains disposent d\u00e9j\u00e0 d\u2019un m\u00e9canisme technique qui permet de geler des fonds. 19 autres pourraient activer une fonction similaire avec des ajustements mineurs. Derri\u00e8re les chiffres, une question centrale surgit : qui d\u00e9cide du gel, comment, et avec quels [&hellip;]<\/p>\n","protected":false},"author":697,"featured_media":174250,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,1],"tags":[],"editors":[2551],"sponsored_companies":[],"class_list":["post-174249","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blockchain-news","category-news","editors-julien-leroy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bybit sonne l\u2019alarme : 16 blockchains peuvent geler vos fonds<\/title>\n<meta name=\"description\" content=\"Selon le Lazarus Security Lab de Bybit, 16 blockchains disposent d\u00e9j\u00e0 d\u2019un m\u00e9canisme technique qui permet de geler des fonds.\" \/>\n<meta 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