{"id":179417,"date":"2026-03-26T17:28:00","date_gmt":"2026-03-26T17:28:00","guid":{"rendered":"https:\/\/cryptonews.com\/fr\/news\/ethereum-devoile-sa-2029-7-hard-forks-pour-contrer-les-menaces-quantiques\/"},"modified":"2026-03-26T12:28:35","modified_gmt":"2026-03-26T12:28:35","slug":"ethereum-2029-7-hard-forks-contrer-menaces-quantiques","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/ethereum-2029-7-hard-forks-contrer-menaces-quantiques\/","title":{"rendered":"Ethereum d\u00e9voile sa \u00ab Strawmap \u00bb 2029 : 7 hard forks pour contrer les menaces quantiques"},"content":{"rendered":"<p>La <strong>Fondation Ethereum<\/strong> a d\u00e9voil\u00e9 sa \u00ab Strawmap \u00bb, une strat\u00e9gie d\u00e9fensive d\u00e9ployant <strong>7<\/strong> hard forks pour atteindre une <strong>r\u00e9sistance quantique<\/strong> totale d&#8217;ici <strong>2029<\/strong>.<\/p><p>La feuille de route, r\u00e9dig\u00e9e par les chercheurs en informatique quantique de la Fondation, vise une r\u00e9duction radicale de la finalit\u00e9 des blocs \u00e0 moins de <strong>16 secondes<\/strong> tout en migrant le r\u00e9seau de 260 milliards USD vers une cryptographie post-quantique avant que la menace ne se mat\u00e9rialise.<\/p><div class=\"su-note\" style=\"border: 1px solid #e0d5e5; border-radius: 5px; margin: 20px 0; background-color: #faefff; color: #333333; padding: 20px;\"><strong>Points cl\u00e9s \u00e0 retenir :<\/strong>\n<ul>\n<li><strong>Port\u00e9e de la feuille de route :<\/strong> La \u00ab Strawmap \u00bb pr\u00e9voit sept mises \u00e0 jour progressives \u00e0 partir de 2026 pour refondre la couche de consensus.<\/li>\n<li><strong>Objectif technique :<\/strong> Le protocole vise \u00e0 d\u00e9ployer des signatures bas\u00e9es sur les STARK et \u00e0 atteindre la \u00ab Single Slot Finality \u00bb pour neutraliser les menaces de d\u00e9cryptage quantique.<\/li>\n<li><strong>Contexte strat\u00e9gique :<\/strong> Les d\u00e9veloppeurs sont engag\u00e9s dans une course contre la montre d&#8217;environ cinq ans avant que les ordinateurs quantiques ne puissent potentiellement casser les cl\u00e9s cryptographiques actuelles.<\/li>\n<\/ul>\n<\/div><h2 class=\"wp-block-heading\">La m\u00e9canique : Single Slot Finality et migration cryptographique<\/h2><p><span class=\"replacer\"><\/span><br>\nLe plan n&#8217;est pas un simple correctif ; c&#8217;est une reconstruction. La <a href=\"https:\/\/pq.ethereum.org\" target=\"_blank\" rel=\"noreferrer noopener\">Strawmap<\/a> d\u00e9crit une approche de type \u00ab Bateau de Th\u00e9s\u00e9e \u00bb pour remplacer les fondations cryptographiques d&#8217;Ethereum sans interrompre la cha\u00eene.<\/p><p>Le processus d\u00e9butera avec le hard fork <strong>Glamsterdam<\/strong>, provisoirement pr\u00e9vu pour le premier semestre 2026, suivi de Hegota plus tard la m\u00eame ann\u00e9e.<\/p><figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-491580\" src=\"https:\/\/cimg.co\/wp-content\/uploads\/2026\/03\/25100647\/image-204-3-1024x864.jpg\" alt=\"\" width=\"1024\" height=\"864\"><\/figure><p>L&#8217;objectif technique principal est l&#8217;impl\u00e9mentation de la cryptographie post-quantique (PQC). La s\u00e9curit\u00e9 actuelle de la blockchain repose sur des algorithmes de courbe elliptique que des ordinateurs quantiques th\u00e9oriques pourraient casser en quelques heures.<\/p><p>Les mises \u00e0 jour feront \u00e9voluer le r\u00e9seau vers des signatures bas\u00e9es sur le hachage (comme XMSS et SPHINCS+) et les STARK, qui r\u00e9sistent aux attaques quantiques par force brute.<\/p><p>Cette migration est \u00e9galement critique pour la stabilit\u00e9 des couches Layer 2, o\u00f9 des arr\u00eats d&#8217;infrastructure, tels que la r\u00e9cente <a href=\"https:\/\/cryptonews.com\/news\/arbitrum-sepolia-testnet-halts-block-production\/\" target=\"_blank\" rel=\"noreferrer noopener\">panne du r\u00e9seau de test Arbitrum Sepolia<\/a>, d\u00e9montrent les effets en cascade des perturbations au niveau du r\u00e9seau.<\/p><p>Au-del\u00e0 de la s\u00e9curit\u00e9, la feuille de route donne la priorit\u00e9 \u00e0 la vitesse via la <strong>Single Slot Finality<\/strong> (SSF). Actuellement, Ethereum n\u00e9cessite environ 15 minutes pour finaliser enti\u00e8rement un bloc. La Strawmap vise une r\u00e9duction \u00e0 moins de 16 secondes gr\u00e2ce \u00e0 une refonte du consensus appel\u00e9e \u00ab Minimmit \u00bb.<\/p><p>Ce changement rendrait l&#8217;inversion des transactions pratiquement impossible presque imm\u00e9diatement apr\u00e8s l&#8217;ex\u00e9cution, fermant ainsi la fen\u00eatre aux attaques de r\u00e9organisation.<\/p><p>L&#8217;\u00e9quipe quantique de la Fondation Ethereum a \u00e9t\u00e9 directe dans son \u00e9valuation. \u00ab L&#8217;informatique quantique finira par briser la cryptographie \u00e0 cl\u00e9 publique qui s\u00e9curise la propri\u00e9t\u00e9, l&#8217;authentification et le consensus sur tous les syst\u00e8mes num\u00e9riques \u00bb, a d\u00e9clar\u00e9 le groupe mardi.<\/p><h2 class=\"wp-block-heading\">Risque strat\u00e9gique : la course contre la force brute informatique<\/h2><p><span class=\"replacer\"><\/span><br>\nIl ne s&#8217;agit pas d&#8217;une mise \u00e0 jour de routine. C&#8217;est une frappe pr\u00e9ventive contre une menace existentielle.<\/p><p>Les hacks traditionnels exploitent la logique des contrats intelligents. Une perc\u00e9e quantique outrepasse tout cela. Elle d\u00e9rive les cl\u00e9s priv\u00e9es directement du registre. Aucune vuln\u00e9rabilit\u00e9 de code n&#8217;est n\u00e9cessaire. La Strawmap existe parce que ce sc\u00e9nario n&#8217;est plus de la science-fiction.<\/p><p>La Fondation Ethereum pr\u00e9voit d&#8217;ex\u00e9cuter l&#8217;ensemble des 7 mises \u00e0 jour par hard fork selon le rythme de 6 mois d\u00e9fini. La r\u00e9sistance quantique devient op\u00e9rationnelle avant que l&#8217;informatique quantique commerciale ne soit viable.<\/p><p>Ethereum devient alors la couche de r\u00e8glement de la finance mondiale avec une garantie de s\u00e9curit\u00e9 valable pour un si\u00e8cle.<\/p><p>La Single Slot Finality neutralise un avantage cl\u00e9 en termes de vitesse que d\u00e9tiennent actuellement des concurrents L1 plus centralis\u00e9s et rapides comme Solana.<\/p><blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Today, several teams at the EF are launching <a href=\"https:\/\/t.co\/L9ZOUoRNNB\">https:\/\/t.co\/L9ZOUoRNNB<\/a>, a dedicated resource for Ethereum&#39;s post-quantum security effort.<\/p>\n<p>What started with early STARK-based signature aggregation research in 2018 has grown into a coordinated, multi-team effort, all open source.\u2026<\/p>\n<p>&mdash; Ethereum Foundation (@ethereumfndn) <a href=\"https:\/\/twitter.com\/ethereumfndn\/status\/2036464704235692454?ref_src=twsrc%5Etfw\">March 24, 2026<\/a><\/p><\/blockquote><p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p><p>Ou alors, le pi\u00e8ge de la coordination se referme. Sept forks distincts en quatre ans exigent une ex\u00e9cution sans faille. Les d\u00e9lais d&#8217;Ethereum ont d\u00e9j\u00e0 gliss\u00e9 par le pass\u00e9.<\/p><p>The Merge. Dencun. Si la Strawmap s&#8217;\u00e9tire jusqu&#8217;aux ann\u00e9es 2030, le r\u00e9seau entre dans une fen\u00eatre d&#8217;urgence quantique o\u00f9 le mat\u00e9riel permettant de casser la cha\u00eene est disponible avant que les d\u00e9fenses ne soient en place.<\/p><p>Le chercheur quantique Pierre-Luc Dallaire-Demers a d\u00e9clar\u00e9 \u00e0 DL News que la cryptographie de type Bitcoin pourrait \u00eatre cass\u00e9e d&#8217;ici 4 \u00e0 5 ans.<\/p><p>Ce calendrier exerce une pression \u00e9norme sur chaque fork de cette s\u00e9quence.<\/p><p>Surveillez les listes d&#8217;inclusion des EIP pour le fork Glamsterdam d\u00e9but 2026. Ce sera le signal que le projet est pass\u00e9 de la recherche \u00e0 l&#8217;ing\u00e9nierie.<\/p><p>Ethereum reconstruit son moteur \u00e0 toute vitesse. Le r\u00e9sultat \u00e9tablira la norme de s\u00e9curit\u00e9 pour l&#8217;ensemble de la classe d&#8217;actifs num\u00e9riques.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ethereum \u00ab Strawmap \u00bb : 7 hard forks pour la s\u00e9curit\u00e9 quantique d&#8217;ici 2029<\/p>\n","protected":false},"author":605,"featured_media":179414,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"editors":[2551],"sponsored_companies":[],"class_list":["post-179417","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","editors-julien-leroy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ethereum d\u00e9voile sa \u00ab Strawmap \u00bb 2029 : 7 hard forks \u00e0 venir<\/title>\n<meta name=\"description\" content=\"La Fondation 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