{"id":6044,"date":"2025-06-11T20:32:36","date_gmt":"2025-06-11T18:32:36","guid":{"rendered":"http:\/\/monbitcoin.fr\/index.php\/2025\/06\/11\/le-choc-quantique-chinois-les-blockchains-face-a-limminence-du-q-day\/"},"modified":"2025-06-11T20:32:36","modified_gmt":"2025-06-11T18:32:36","slug":"le-choc-quantique-chinois-les-blockchains-face-a-limminence-du-q-day","status":"publish","type":"post","link":"https:\/\/monbitcoin.fr\/index.php\/2025\/06\/11\/le-choc-quantique-chinois-les-blockchains-face-a-limminence-du-q-day\/","title":{"rendered":"Le Choc Quantique Chinois : Les blockchains face \u00e0 l\u2019imminence du Q-Day"},"content":{"rendered":"<div>\n<div><img loading=\"lazy\" width=\"1200\" height=\"800\" src=\"https:\/\/www.cointribune.com\/app\/uploads\/2025\/06\/naoris-quantic.png\" class=\"attachment-full size-full wp-post-image\" alt=\"Le Choc Quantique Chinois : Les blockchains face \u00e0 l\u2019imminence du Q-Day\" decoding=\"async\" style=\"margin-bottom: 15px;\" srcset=\"https:\/\/www.cointribune.com\/app\/uploads\/2025\/06\/naoris-quantic.png 1200w, https:\/\/www.cointribune.com\/app\/uploads\/2025\/06\/naoris-quantic-300x200.png 300w, https:\/\/www.cointribune.com\/app\/uploads\/2025\/06\/naoris-quantic-1024x683.png 1024w, https:\/\/www.cointribune.com\/app\/uploads\/2025\/06\/naoris-quantic-768x512.png 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\"><\/div>\n<p>En mai 2025, la Chine a franchi une \u00e9tape majeure en mati\u00e8re de cybers\u00e9curit\u00e9 en r\u00e9alisant le premier appel vocal chiffr\u00e9 par technologie quantique sur plus de 1 000 km entre P\u00e9kin et Hefei. Cette prouesse s&rsquo;appuie sur un r\u00e9seau national de distribution quantique de cl\u00e9s (QKD) couvrant 16 m\u00e9tropoles, prot\u00e9geant d\u00e9j\u00e0 500 agences gouvernementales et 380 entreprises publiques.\u00a0 Parall\u00e8lement, la Chine a d\u00e9voil\u00e9 le Tianyan-504, un ordinateur quantique supraconducteur dot\u00e9 de 504 qubits, accessible via le cloud et ayant enregistr\u00e9 plus de 12 millions de connexions depuis 50 pays. Ces avanc\u00e9es marquent une transition du stade exp\u00e9rimental \u00e0 une r\u00e9alit\u00e9 op\u00e9rationnelle, signalant une acc\u00e9l\u00e9ration vers le \u00ab\u00a0Q-Day\u00a0\u00bb, le moment o\u00f9 les ordinateurs quantiques pourront briser les cryptographies classiques.<\/p>\n<p>L\u2019article <a rel=\"nofollow\" href=\"https:\/\/www.cointribune.com\/le-choc-quantique-chinois-les-blockchains-face-a-limminence-du-q-day\/\">Le Choc Quantique Chinois : Les blockchains face \u00e0 l\u2019imminence du Q-Day<\/a> est apparu en premier sur <a rel=\"nofollow\" href=\"https:\/\/www.cointribune.com\/\">Cointribune<\/a>.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>En mai 2025, la Chine a franchi une \u00e9tape majeure en mati\u00e8re de cybers\u00e9curit\u00e9 en r\u00e9alisant le premier appel vocal&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-6044","post","type-post","status-publish","format-standard","hentry","category-dernier-articles","wpcat-3-id"],"_links":{"self":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts\/6044"}],"collection":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/comments?post=6044"}],"version-history":[{"count":0,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts\/6044\/revisions"}],"wp:attachment":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/media?parent=6044"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/categories?post=6044"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/tags?post=6044"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}