{"id":7630,"date":"2026-06-26T18:44:03","date_gmt":"2026-06-26T16:44:03","guid":{"rendered":"https:\/\/parlonstechs.com\/all\/?p=7630"},"modified":"2026-06-26T18:47:33","modified_gmt":"2026-06-26T16:47:33","slug":"trump-accelere-sur-le-quantique-pour-proteger-les-etats-unis-dune-menace-qui-inquiete-deja-le-monde","status":"publish","type":"post","link":"https:\/\/parlonstechs.com\/all\/2026\/06\/26\/trump-accelere-sur-le-quantique-pour-proteger-les-etats-unis-dune-menace-qui-inquiete-deja-le-monde\/","title":{"rendered":"Trump acc\u00e9l\u00e8re sur le quantique pour prot\u00e9ger les \u00c9tats-Unis d\u2019une menace qui inqui\u00e8te d\u00e9j\u00e0 le monde"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/pictures.latribune.fr\/cdn-cgi\/image\/format=auto,width=1200,height=675\/media\/melody\/2025\/10\/14\/la-start-up-isentroniq-veut-lever-un-verrou-technologique-des-ordinateurs-quantique-1760428127_83c5c5eeede8667c5c5eeede85bc5cv_.jpg\" alt=\"La start-up Isentroniq l\u00e8ve 7,5 millions d'euros pour r\u00e9soudre le casse-t\u00eate du c\u00e2blage de l'ordinateur quantique\" \/><\/p>\n<h2>Donald Trump vient de signer deux d\u00e9crets pr\u00e9sidentiels pour acc\u00e9l\u00e9rer le d\u00e9veloppement de l&rsquo;informatique quantique aux \u00c9tats-Unis. Un signal pour montrer que Washington compte devenir le leader dans ce domaine. Il devra faire face \u00e0 des concurrents s\u00e9rieux dont la France.<\/h2>\n<p>\u00ab\u00a0<em>Nous allons investir dans le leadership am\u00e9ricain en\u00a0<span class=\"definition\" aria-describedby=\"matiere-matiere\" data-definition=\"15841\">mati\u00e8re<\/span>\u00a0quantique comme jamais auparavant.\u00a0<\/em>\u00bb\u00a0C&rsquo;est avec son\u00a0<span class=\"definition\" aria-describedby=\"physique-gnomon\" data-definition=\"14968\">style<\/span>\u00a0habituel\u00a0et sa mani\u00e8re coutumi\u00e8re de dire que tout ce qui existait avant lui ne compte pas, que Donald Trump a\u00a0<a title=\"Trump Seeks to Boost Quantum Computing With New Executive Orders\" href=\"https:\/\/www.wsj.com\/politics\/policy\/trump-seeks-to-boost-quantum-computing-with-new-executive-orders-b2200634\" target=\"_blank\" rel=\"noopener\">sign\u00e9<\/a>\u00a0deux d\u00e9crets sur la technologie quantique.<\/p>\n<p>Le premier ordonne aux agences f\u00e9d\u00e9rales de construire d&rsquo;ici 2028 un\u00a0ordinateur quantique, capable de mener des recherches scientifiques concr\u00e8tes. Le second vise le renforcement de la cybers\u00e9curit\u00e9 nationale, en d\u00e9ployant d&rsquo;ici 2031\u00a0la\u00a0<span class=\"definition\" aria-describedby=\"cryptographie-quantique-cryptographie-post-quantique\" data-definition=\"28416\">cryptographie post-quantique<\/span>\u00a0dans l&rsquo;ensemble des syst\u00e8mes gouvernementaux.<\/p>\n<p>Le premier ordonne aux agences f\u00e9d\u00e9rales de construire d&rsquo;ici 2028 un\u00a0ordinateur quantique, capable de mener des recherches scientifiques concr\u00e8tes. Le second vise le renforcement de la cybers\u00e9curit\u00e9 nationale, en d\u00e9ployant d&rsquo;ici 2031\u00a0la\u00a0<span class=\"definition\" aria-describedby=\"cryptographie-quantique-cryptographie-post-quantique\" data-definition=\"28416\">cryptographie post-quantique<\/span>\u00a0dans l&rsquo;ensemble des syst\u00e8mes gouvernementaux.<\/p>\n<p>Il faut dire que l&rsquo;exploitation des\u00a0<span class=\"definition loaded bottom-popup\" aria-describedby=\"physique-ordinateur-quantique\" data-definition=\"4348\">ordinateurs quantiques<\/span>\u00a0inqui\u00e8te. Un tel ordinateur suffisamment puissant serait capable de briser les algorithmes de\u00a0chiffrement\u00a0qui prot\u00e8gent aujourd&rsquo;hui les transactions bancaires, les communications militaires et les infrastructures critiques. Ce sc\u00e9nario funeste\u00a0<span class=\"definition\" aria-describedby=\"maison-porte\" data-definition=\"10855\">porte<\/span>\u00a0d&rsquo;ailleurs le nom de \u00ab Q-Day \u00bb.<\/p>\n<p>On en est loin, mais des adversaires peuvent d\u00e9j\u00e0 collecter des donn\u00e9es chiffr\u00e9es aujourd&rsquo;hui pour les d\u00e9chiffrer demain, d\u00e8s que la puissance quantique sera au rendez-vous.\u00a0<span class=\"definition\" aria-describedby=\"google-google\" data-definition=\"3987\">Google<\/span>\u00a0a d&rsquo;ailleurs avanc\u00e9 \u00e0 2029 sa propre \u00e9ch\u00e9ance pour d\u00e9ployer des syst\u00e8mes r\u00e9sistants \u00e0 ce d\u00e9chiffrement.<\/p>\n<p>&nbsp;<\/p>\n<h2>Pourquoi le quantique est une technologie de rupture<\/h2>\n<p>Un ordinateur quantique ne fonctionne pas comme les machines classiques. L\u00e0 o\u00f9 les ordinateurs traditionnels manipulent des 0 et des 1, les ordinateurs quantiques exploitent des\u00a0<span class=\"definition\" aria-describedby=\"physique-qubit\" data-definition=\"4349\">qubits<\/span>\u00a0capables d&rsquo;exister simultan\u00e9ment dans plusieurs \u00e9tats. En combinant cette capacit\u00e9 au ph\u00e9nom\u00e8ne d&rsquo;enchev\u00eatrement, o\u00f9 l&rsquo;\u00e9tat d&rsquo;un qubit modifie instantan\u00e9ment celui d&rsquo;un autre, ces machines peuvent th\u00e9oriquement r\u00e9soudre en quelques minutes des probl\u00e8mes qui demanderaient des millions d&rsquo;ann\u00e9es \u00e0 un\u00a0supercalculateur\u00a0classique.<\/p>\n<p>Avec une telle puissance, les\u00a0<span class=\"definition\" aria-describedby=\"mathematiques-application\" data-definition=\"13200\">applications<\/span>\u00a0sont nombreuses : simulation mol\u00e9culaire pour la pharmacologie, optimisation logistique,\u00a0<span class=\"definition\" aria-describedby=\"sciences-modelisation\" data-definition=\"11321\">mod\u00e9lisation<\/span>\u00a0climatique. Mais c&rsquo;est le volet cybers\u00e9curit\u00e9 qui cristallise l&rsquo;urgence strat\u00e9gique pour l&rsquo;administration Trump. En th\u00e9orie du moins, car en pratique, pour les \u00c9tats-Unis, l&rsquo;urgence est plut\u00f4t de s&rsquo;assurer une place dans la course lorsque cette technologie sera mature, ce qui est loin d&rsquo;\u00eatre le cas.<\/p>\n<p>Pour le moment,\u00a0l&rsquo;informatique\u00a0quantique\u00a0existe et fonctionne, mais uniquement dans des laboratoires ultra-contr\u00f4l\u00e9s, sur des probl\u00e8mes artificiels et sans application industrielle concr\u00e8te \u00e0 ce jour. Or, casser le chiffrement actuel n\u00e9cessiterait des machines entre 100 et 1\u202f000 fois plus puissantes que ce qui existe actuellement. Il faudra donc patienter au moins 10 ans, voire 20 ans, pour\u00a0que le fameux\u00a0Q-Day\u00a0ne survienne.<\/p>\n<div data-hbdbrk-parent=\"true\" data-actirise=\"true\" data-actirise-template=\"\"><\/div>\n<div data-hbdbrk-parent=\"true\" data-actirise=\"true\" data-actirise-template=\"\"><img decoding=\"async\" src=\"https:\/\/cdn8.futura-sciences.com\/a1080\/images\/cryostat.jpg\" \/><\/div>\n<div data-hbdbrk-parent=\"true\" data-actirise=\"true\" data-actirise-template=\"\"><\/div>\n<div data-hbdbrk-parent=\"true\" data-actirise=\"true\" data-actirise-template=\"\">\n<h2>La France : strat\u00e9gie industrielle et ultimatum s\u00e9curitaire<\/h2>\n<p>Si Trump s&rsquo;impatiente sur ce sujet, c&rsquo;est aussi parce que le monde ne l&rsquo;a pas attendu. \u00c0\u00a0Paris, \u00e0 la fin mai, le gouvernement fran\u00e7ais annon\u00e7ait pour le d\u00e9veloppement du quantique un milliard d&rsquo;euros suppl\u00e9mentaire\u00a0<em>via<\/em>\u00a0France 2030, avec la projection d&rsquo;un budget total de 3 milliards d&rsquo;euros d&rsquo;ici 2030. Le programme de d\u00e9veloppement s&rsquo;appelle\u00a0<a title=\"Programme PROQCIMA\" href=\"https:\/\/quantique.france2030.gouv.fr\/acces-aux-marches\/programme-proqcima\/\" target=\"_blank\" rel=\"noopener\">PROQCIMA<\/a>\u00a0et il est pilot\u00e9 par la DGA, l&rsquo;agence gouvernementale charg\u00e9e de l&rsquo;armement.<\/p>\n<p>Cinq start-up\u00a0fran\u00e7aises planchent en parall\u00e8le sur ce programme : Alice &amp; Bob, Pasqal, Quandela, Quobly et C12. Leur objectif\u00a0:\u00a0cr\u00e9er\u00a0des ordinateurs quantiques capables de faire tourner 1\u202f024 unit\u00e9s de calcul fiables simultan\u00e9ment d&rsquo;ici 2032,\u00a0contre une poign\u00e9e aujourd&rsquo;hui.<\/p>\n<p>C\u00f4t\u00e9 s\u00e9curit\u00e9, l&rsquo;ANSSI (Agence nationale de la s\u00e9curit\u00e9 des syst\u00e8mes d&rsquo;information) vient \u00e9galement de fixer une \u00e9ch\u00e9ance ferme : \u00e0 partir de 2027, elle cessera de certifier tout produit ne disposant pas d&rsquo;un\u00a0chiffrement\u00a0r\u00e9sistant \u00e0 l&rsquo;informatique quantique. Les achats exclusivement \u00ab\u00a0<em>quantum-safe<\/em>\u00a0\u00bb seront exig\u00e9s d&rsquo;ici 2030. La certification ANSSI \u00e9tant obligatoire pour les administrations fran\u00e7aises et les op\u00e9rateurs d&rsquo;infrastructures critiques, il ne s&rsquo;agira donc pas d&rsquo;une recommandation.<\/p>\n<p>Toujours en Europe, l&rsquo;Allemagne dispose d&rsquo;un plan de 3 milliards d&rsquo;euros et l&rsquo;Union europ\u00e9enne mobilise plus de 13 milliards\u00a0<em>via<\/em>\u00a0son programme\u00a0<em>Quantum Flagship<\/em>. Outre-Manche, le quantique se d\u00e9veloppe \u00e9galement avec 2 milliards de livres suppl\u00e9mentaires annonc\u00e9s en mars dernier.<\/p>\n<p>Et de son c\u00f4t\u00e9,\u00a0la Chine aurait investi environ 15 milliards de dollars dans le quantique. Son champion, Origin Quantum, a lanc\u00e9 en mai 2026 le\u00a0<em>Wukong-180<\/em>. Il s&rsquo;agit d&rsquo;un ordinateur \u00e0 180 qubits.<\/p>\n<p>D\u00e8s lors, le v\u0153u de Trump d&rsquo;investir \u00ab\u00a0<em>comme jamais auparavant\u00a0<\/em>\u00bb ressemble plus \u00e0 une volont\u00e9 de rattrapage qu&rsquo;\u00e0 un coup d&rsquo;acc\u00e9l\u00e9rateur pour disposer d&rsquo;une t\u00eate d&rsquo;avance sur le quantique.<\/p>\n<p>via futura<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Donald Trump vient de signer deux d\u00e9crets pr\u00e9sidentiels pour acc\u00e9l\u00e9rer le d\u00e9veloppement de l&rsquo;informatique quantique aux \u00c9tats-Unis. Un signal pour montrer que Washington compte devenir le leader dans ce domaine. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7631,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,262],"tags":[],"class_list":["post-7630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-quantique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Trump acc\u00e9l\u00e8re sur le quantique pour prot\u00e9ger les \u00c9tats-Unis d\u2019une menace qui inqui\u00e8te d\u00e9j\u00e0 le monde - Parlons Techs - Store<\/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:\/\/parlonstechs.com\/all\/2026\/06\/26\/trump-accelere-sur-le-quantique-pour-proteger-les-etats-unis-dune-menace-qui-inquiete-deja-le-monde\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Trump acc\u00e9l\u00e8re sur le quantique pour prot\u00e9ger les \u00c9tats-Unis d\u2019une menace qui inqui\u00e8te d\u00e9j\u00e0 le monde - Parlons Techs - Store\" \/>\n<meta property=\"og:description\" content=\"Donald Trump vient de signer deux d\u00e9crets pr\u00e9sidentiels pour acc\u00e9l\u00e9rer le d\u00e9veloppement de l&rsquo;informatique quantique aux \u00c9tats-Unis. 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Un signal pour montrer que Washington compte devenir le leader dans ce domaine. 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