{"id":10599,"date":"2025-09-19T12:00:24","date_gmt":"2025-09-19T12:00:24","guid":{"rendered":"https:\/\/www.coinspeaker.com\/fr\/?p=10599"},"modified":"2025-09-19T20:07:16","modified_gmt":"2025-09-19T20:07:16","slug":"bitcoin-risque-quantique-solana","status":"publish","type":"post","link":"https:\/\/www.coinspeaker.com\/fr\/bitcoin-risque-quantique-solana\/","title":{"rendered":"Bitcoin menac\u00e9 par le quantique ? L\u2019avertissement du cofondateur de Solana"},"content":{"rendered":"<h2>Anatoly Yakovenko alerte sur une menace quantique pour Bitcoin<\/h2>\n<p>Lors du <strong>All-In Summit 2025<\/strong>, <a href=\"https:\/\/iq.wiki\/wiki\/anatoly-yakovenko\" target=\"_blank\" rel=\"\">Anatoly Yakovenko<\/a>, cofondateur de Solana, a lanc\u00e9 une alerte qui a fait r\u00e9agir l\u2019\u00e9cosyst\u00e8me crypto.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Solana\u2019s Anatoly Yakovenko on Crypto&#39;s Next Era: Quantum, AI, and the Future of Money<\/p>\n<p>(0:00) Introducing Solana Co-Founder Anatoly Yakovenko<\/p>\n<p>(0:55) Crypto under Trump vs Biden, stablecoin boom, what it means for US treasuries<\/p>\n<p>(5:56) Traditional exchanges using blockchain vs\u2026 <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/t.co\/C7Ux2Bkm95\">pic.twitter.com\/C7Ux2Bkm95<\/a><\/p>\n<p>&mdash; The All-In Podcast (@theallinpod) <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/theallinpod\/status\/1968709768450818083?ref_src=twsrc%5Etfw\">September 18, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Selon lui, il existe une <strong>probabilit\u00e9 de 50 % qu\u2019une perc\u00e9e majeure en informatique quantique survienne d&rsquo;ici \u00e0 cinq ans<\/strong>. Une telle avanc\u00e9e pourrait fragiliser la s\u00e9curit\u00e9 cryptographique de Bitcoin, aujourd\u2019hui repos\u00e9e sur <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Elliptic_curve_digital_signature_algorithm\" target=\"_blank\" rel=\"\">l\u2019algorithme ECDSA (Elliptic Curve Digital Signature Algorithm)<\/a>.<\/p>\n<h2>Une menace li\u00e9e aux perc\u00e9es technologiques<\/h2>\n<p>Yakovenko estime que la rapidit\u00e9 des progr\u00e8s combin\u00e9s en <strong>intelligence artificielle<\/strong> et en <strong>mat\u00e9riel informatique avanc\u00e9<\/strong> acc\u00e9l\u00e8re les \u00e9ch\u00e9ances. Selon lui, l\u2019informatique quantique pourrait, dans un d\u00e9lai r\u00e9duit, casser les fondements de la cryptographie utilis\u00e9e par Bitcoin.<\/p>\n<p>Le danger repose notamment sur <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Algorithme_de_Shor\" target=\"_blank\" rel=\"\">l\u2019algorithme de Shor<\/a>, qui permettrait de r\u00e9soudre le probl\u00e8me du logarithme discret des courbes elliptiques beaucoup plus vite que n\u2019importe quel ordinateur classique.<\/p>\n<p>Par cons\u00e9quent, un attaquant pourrait d\u00e9duire des cl\u00e9s priv\u00e9es \u00e0 partir des cl\u00e9s publiques, compromettant directement la <a href=\"https:\/\/www.coinspeaker.com\/fr\/crypto-geler-wallets-bitcoin\/\" rel=\"\">s\u00e9curit\u00e9 des portefeuilles Bitcoin<\/a>.<\/p>\n<h2>Un appel \u00e0 migrer vers une cryptographie post-quantique<\/h2>\n<p>Dans ce contexte, Yakovenko a appel\u00e9 la communaut\u00e9 Bitcoin \u00e0 h\u00e2ter son passage \u00e0 des signatures r\u00e9sistantes aux ordinateurs quantiques. Toutefois, cette avanc\u00e9e n\u00e9cessiterait un hard fork, c&rsquo;est-\u00e0-dire une mise \u00e0 jour qui ne serait pas compatible avec les versions actuelles du protocole.<\/p>\n<p>Cependant, l&rsquo;exp\u00e9rience du Bitcoin d\u00e9montre que parvenir \u00e0 un accord communautaire sur des modifications techniques significatives demeure compliqu\u00e9 et fr\u00e9quemment sujet \u00e0 des conflits. Ce processus lent pourrait exposer le r\u00e9seau \u00e0 une menace th\u00e9orique en constante augmentation.<\/p>\n<h2>Des avis divergents dans l\u2019\u00e9cosyst\u00e8me<\/h2>\n<p>La mise en garde de Yakovenko divise les experts. Certains partagent son urgence, d\u2019autres relativisent le calendrier.<\/p>\n<p>Par exemple, <a href=\"https:\/\/www.ceorankings.com\/davidjoaovieiracarvalho\" target=\"_blank\" rel=\"\">David Carvalho<\/a>, PDG de Naoris Protocol, estime que la menace pourrait se concr\u00e9tiser en moins de cinq ans. \u00c0 l\u2019inverse, <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Adam_Back\" target=\"_blank\" rel=\"\">Adam Back<\/a>, PDG de Blockstream, consid\u00e8re qu\u2019un risque cr\u00e9dible n\u2019appara\u00eetra pas avant au moins vingt ans.<\/p>\n<p>Par cons\u00e9quent, la discussion ne se concentre pas tant sur la possibilit\u00e9 du risque que sur le moment o\u00f9 il pourrait survenir.<\/p>\n<p>Cette ambigu\u00eft\u00e9 rend la prise de d\u00e9cisions strat\u00e9giques complexe : une action trop h\u00e2tive pourrait entra\u00eener des d\u00e9penses et des conflits superflus, alors qu&rsquo;une action trop tardive pourrait mettre le r\u00e9seau en danger syst\u00e9mique.<\/p>\n<h2>Bitcoin face \u00e0 un dilemme strat\u00e9gique<\/h2>\n<p>Actuellement, la plupart des membres de la communaut\u00e9 Bitcoin per\u00e7oivent la menace quantique comme une pr\u00e9occupation \u00e0 long terme.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-105 aligncenter\" src=\"https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/meilleure-crypto-1.png\" alt=\"Bitcoin et BBVA\" width=\"1200\" height=\"800\" srcset=\"https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/meilleure-crypto-1.png 1200w, https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/meilleure-crypto-1-300x200.png 300w, https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/meilleure-crypto-1-1024x683.png 1024w, https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/meilleure-crypto-1-768x512.png 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Toutefois, les d\u00e9clarations de Yakovenko rappellent que la <strong>r\u00e9silience cryptographique<\/strong> doit \u00e9voluer en parall\u00e8le des technologies \u00e9mergentes.<\/p>\n<p>En r\u00e9alit\u00e9, ce d\u00e9bat s\u2019inscrit dans une r\u00e9flexion plus large : comment un protocole con\u00e7u il y a plus de 15 ans peut-il s\u2019adapter \u00e0 des menaces qui n\u2019existaient pas lors de sa cr\u00e9ation ?<\/p>\n<p>La question de la gouvernance, d\u00e9j\u00e0 source de divisions par le pass\u00e9 (comme lors du d\u00e9bat sur la taille des blocs), sera de nouveau centrale si une migration vers des signatures post-quantiques s\u2019impose.<\/p>\n<h2>Vers une course \u00e0 la s\u00e9curit\u00e9 post-quantique<\/h2>\n<p>Alors que les acteurs institutionnels s\u2019int\u00e9ressent de plus en plus aux cryptomonnaies, la capacit\u00e9 de Bitcoin \u00e0 anticiper et contrer de tels risques pourrait devenir un facteur cl\u00e9 de sa cr\u00e9dibilit\u00e9.<\/p>\n<p>En d\u00e9finitive, l\u2019avertissement de Yakovenko n\u2019est peut-\u00eatre pas une proph\u00e9tie \u00e0 court terme, mais il pose une question fondamentale : le r\u00e9seau Bitcoin peut-il se permettre d\u2019attendre alors que l\u2019innovation quantique avance \u00e0 pas rapides ?<\/p>\n<hr \/>\n<p>\u00c0 lire aussi :<\/p>\n<ul>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/sec-booste-etf-crypto\/\">La SEC booste les ETF crypto \u2013 une r\u00e9volution \u00e0 venir<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/altseason-2025-x100\/\">Altseason 2025 : 3 cryptos pr\u00eates \u00e0 s\u2019envoler vers le x100<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/bitcoin-bientot-200-000-selon-expert-reconnu\/\">Bitcoin bient\u00f4t \u00e0 200\u202f000\u202f$ selon cet expert reconnu<\/a><\/li>\n<\/ul>\n<a class=\"infinscroll_next_page_link\" style=\"display:none\" href=\"https:\/\/www.coinspeaker.com\/fr\/banque-italie-stablecoins\/\" rel=\"prev\">next<\/a>","protected":false},"excerpt":{"rendered":"<p>Le cofondateur de Solana, Anatoly Yakovenko, a lanc\u00e9 un avertissement inqui\u00e9tant : l\u2019informatique quantique pourrait briser la s\u00e9curit\u00e9 de Bitcoin d\u2019ici cinq ans. Selon lui, seule une transition rapide vers une cryptographie post-quantique pourrait \u00e9viter un risque existentiel. Pourtant, la communaut\u00e9 reste divis\u00e9e, certains experts jugeant la menace encore lointaine.<\/p>\n","protected":false},"author":200,"featured_media":10608,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,33],"tags":[],"class_list":["post-10599","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actu","category-bitcoin"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bitcoin : Yakovenko alerte sur le risque quantique<\/title>\n<meta name=\"description\" content=\"Yakovenko, cofondateur de Solana, avertit qu\u2019un bond quantique pourrait fragiliser la s\u00e9curit\u00e9 de Bitcoin dans les cinq prochaines ann\u00e9es.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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L\u2019avertissement du cofondateur de Solana"}]},{"@type":"WebSite","@id":"https:\/\/www.coinspeaker.com\/fr\/#website","url":"https:\/\/www.coinspeaker.com\/fr\/","name":"Coinspeaker France","description":"Bitcoin, Ethereum, Altcoins et actualit\u00e9s crypto avec analyses, cours en direct, graphiques de donn\u00e9es et guides","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.coinspeaker.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.coinspeaker.com\/fr\/#\/schema\/person\/cfb5df450a3f98d6cbdac45264af1e5d","name":"Emmanuel Roux","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.coinspeaker.com\/fr\/#\/schema\/person\/image\/","url":"https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/cropped-pp-1-96x96.png","contentUrl":"https:\/\/www.coinspeaker.com\/fr\/wp-content\/uploads\/sites\/6\/2025\/06\/cropped-pp-1-96x96.png","caption":"Emmanuel Roux"},"description":"Issu de la finance traditionnelle, j\u2019ai naturellement bascul\u00e9 vers l\u2019univers crypto, attir\u00e9 par son potentiel. Je souhaite y apporter mon approche analytique et rationnelle, tout en conservant ma curiosit\u00e9. En dehors de l\u2019\u00e9cran, je lis beaucoup (\u00e9conomie, essais, un peu de science-fiction) et je prends plaisir \u00e0 bricoler. Le DIY, pour moi, c\u2019est comme la crypto : comprendre, tester, construire soi-m\u00eame.","url":"https:\/\/www.coinspeaker.com\/fr\/author\/emmanuel\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/10599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/users\/200"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/comments?post=10599"}],"version-history":[{"count":4,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/10599\/revisions"}],"predecessor-version":[{"id":10698,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/10599\/revisions\/10698"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media\/10608"}],"wp:attachment":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media?parent=10599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/categories?post=10599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/tags?post=10599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}