{"id":657,"date":"2026-04-10T16:49:03","date_gmt":"2026-04-10T16:49:03","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/10\/xrp-vs-bitcoin-une-nouvelle-analyse-revele-un-ecart-majeur-de-vulnerabilite-quantique\/"},"modified":"2026-04-10T16:49:03","modified_gmt":"2026-04-10T16:49:03","slug":"xrp-vs-bitcoin-une-nouvelle-analyse-revele-un-ecart-majeur-de-vulnerabilite-quantique","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/10\/xrp-vs-bitcoin-une-nouvelle-analyse-revele-un-ecart-majeur-de-vulnerabilite-quantique\/","title":{"rendered":"XRP vs Bitcoin : Une nouvelle analyse r\u00e9v\u00e8le un \u00e9cart majeur de vuln\u00e9rabilit\u00e9 quantique"},"content":{"rendered":"<p><strong><em>Un nouvel audit r\u00e9v\u00e8le que le XRP a beaucoup moins de comptes vuln\u00e9rables aux attaques quantiques que le Bitcoin. Voici ce que r\u00e9v\u00e8lent les chiffres et pourquoi c&rsquo;est important.<\/em><\/strong><\/p>\n<p><span style=\"font-weight: 400\">Un nouvel audit du registre XRP a remis la <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/quantum-safe-bitcoin-proposal-offers-emergency-protection-without-network-upgrade\/\"><span style=\"font-weight: 400\">s\u00e9curit\u00e9 quantique<\/span><\/a><span style=\"font-weight: 400\"> sous les projecteurs.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Vet, un validateur du registre XRP, a effectu\u00e9 une v\u00e9rification approfondie de tous les comptes XRPL pour mesurer l&rsquo;exposition quantique. Les r\u00e9sultats sont frappants.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Environ 300 000 comptes d\u00e9tenant 2,4 milliards de XRP n&rsquo;ont jamais effectu\u00e9 de transaction, ce qui signifie que leurs cl\u00e9s publiques restent cach\u00e9es et r\u00e9sistantes aux attaques quantiques. Seuls deux comptes dormants de baleines, d\u00e9tenant un total de 21 millions de XRP, pr\u00e9sentaient des cl\u00e9s publiques expos\u00e9es.<\/span><\/p>\n<p><b>Lire aussi :<\/b><span style=\"font-weight: 400\"> <\/span><\/p>\n<p>https:\/\/www.livebitcoinnews.com\/xrp-breaks-multi-year-triangle-and-may-be-setting-up-for-a-massive-run\/<\/p>\n<h2><b>Le registre XRP montre une exposition quantique minime<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Ce chiffre de 21 millions de XRP avec des cl\u00e9s expos\u00e9es ne repr\u00e9sente que 0,03 % de l&rsquo;offre totale de XRP.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Vet a not\u00e9 que ce r\u00e9sultat d\u00e9coule largement de la structure du registre XRP. Le mod\u00e8le de compte permet aux d\u00e9tenteurs de faire tourner leurs cl\u00e9s sans d\u00e9placer les fonds. Ce choix de conception prot\u00e8ge discr\u00e8tement les utilisateurs, m\u00eame lorsqu&rsquo;ils ne pensent pas activement \u00e0 la s\u00e9curit\u00e9.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Quick XRP acc quantum vulnerability check.<\/p>\n<p>~300,000 accounts on XRP holding 2.4B XRP never transacted, thus public key unknown and quantum safe.<\/p>\n<p>while only 2 accounts with larger holdings of 21M XRP are dormant (inactive over 5 years) and have their public key exposed.<\/p>\n<p>Dormant\u2026<\/p>\n<p>&mdash; Vet (@Vet_X0) <a href=\"https:\/\/twitter.com\/Vet_X0\/status\/2041659184983224668?ref_src=twsrc%5Etfw\">April 7, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">Vet a soulign\u00e9 que les comptes dormants de baleines sur XRPL sont presque inexistants.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Sur Bitcoin, la situation est tr\u00e8s diff\u00e9rente. Les grandes r\u00e9serves intouch\u00e9es avec des cl\u00e9s publiques expos\u00e9es, y compris celles li\u00e9es \u00e0 Satoshi Nakamoto, pr\u00e9sentent un risque bien plus \u00e9lev\u00e9. Le contraste entre les deux r\u00e9seaux est significatif.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Il est important de noter que Vet a confirm\u00e9 qu&rsquo;aucun ordinateur quantique connu ne menace actuellement les blockchains publiques. Le billet \u00e9tait un audit proactif, et non un avertissement d&rsquo;un danger imm\u00e9diat.<\/span><\/p>\n<p><span style=\"font-weight: 400\">N\u00e9anmoins, ces donn\u00e9es aident \u00e0 cartographier la position de chaque r\u00e9seau si les menaces quantiques progressent.<\/span><\/p>\n<p><b>Lecture connexe :<\/b><span style=\"font-weight: 400\"> <\/span><\/p>\n<p>https:\/\/www.livebitcoinnews.com\/new-google-research-shrinks-bitcoin-quantum-hack-timeline\/<\/p>\n<h2><b>Le Bitcoin est confront\u00e9 \u00e0 un d\u00e9fi de s\u00e9curit\u00e9 quantique plus important<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Les estimations sugg\u00e8rent qu&rsquo;environ 6,9 millions de BTC pourraient \u00eatre vuln\u00e9rables \u00e0 de futures attaques quantiques.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Une grande partie de ce chiffre inclut des pi\u00e8ces qui n&rsquo;ont jamais \u00e9t\u00e9 d\u00e9plac\u00e9es et dont les cl\u00e9s publiques sont expos\u00e9es. Les d\u00e9veloppeurs ont lanc\u00e9 des appels urgents \u00e0 des mises \u00e0 niveau du protocole dans les trois \u00e0 cinq prochaines ann\u00e9es.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le d\u00e9fi quantique du Bitcoin n&rsquo;est pas seulement technique. Il comporte \u00e9galement une dimension sociale.<\/span><\/p>\n<p><span style=\"font-weight: 400\">D\u00e9cider du sort des portefeuilles dormants et vuln\u00e9rables, en particulier ceux li\u00e9s aux premiers adoptants, implique un s\u00e9rieux d\u00e9bat communautaire. Aucun consensus n&rsquo;existe encore sur la mani\u00e8re de g\u00e9rer ces pi\u00e8ces si une r\u00e9elle menace \u00e9merge.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La correction permanente propos\u00e9e, connue sous le nom de BIP-360, est encore \u00e0 des ann\u00e9es de son activation.<\/span><\/p>\n<p><span style=\"font-weight: 400\">En attendant, la communaut\u00e9 de d\u00e9veloppeurs Bitcoin a travaill\u00e9 sur des solutions interm\u00e9diaires. Selon l&rsquo;observateur du march\u00e9 Bull Theory, deux outils notables sont apparus \u00e0 48 heures d&rsquo;intervalle d\u00e9but avril.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">BITCOIN JUST GOT TWO NEW DEFENSES AGAINST QUANTUM ATTACKS IN LAST 48 HOURS.<\/p>\n<p>On April 8, Lightning Labs CTO Olaoluwa Osuntokun published a working prototype that solves a critical problem. <\/p>\n<p>If Bitcoin ever activates an emergency shutdown of its current security system to block a\u2026 <a href=\"https:\/\/t.co\/ROekEg3jGW\">pic.twitter.com\/ROekEg3jGW<\/a><\/p>\n<p>&mdash; Bull Theory (@BullTheoryio) <a href=\"https:\/\/twitter.com\/BullTheoryio\/status\/2042539929310498950?ref_src=twsrc%5Etfw\">April 10, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2><b>Les d\u00e9veloppeurs Bitcoin d\u00e9ploient deux outils d&rsquo;urgence quantiques<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Le 8 avril, Olaoluwa Osuntokun, CTO de Lightning Labs, a publi\u00e9 un prototype fonctionnel comblant une lacune critique.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Si Bitcoin devait un jour d\u00e9sactiver sa couche de s\u00e9curit\u00e9 actuelle pour bloquer une attaque quantique, de nombreux d\u00e9tenteurs de portefeuilles n&rsquo;auraient aucun moyen de prouver leur propri\u00e9t\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Son outil offre \u00e0 ces utilisateurs une voie alternative pour prouver la propri\u00e9t\u00e9 sans exposer la vuln\u00e9rabilit\u00e9 que les ordinateurs quantiques pourraient exploiter.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Un jour plus tard, le 9 avril, Avihu Levy, CPO de StarkWare, a <\/span><a href=\"https:\/\/github.com\/avihu28\/Quantum-Safe-Bitcoin-Transactions\/blob\/main\/paper\/QSB.pdf\"><span style=\"font-weight: 400\">publi\u00e9<\/span><\/a><span style=\"font-weight: 400\"> un sch\u00e9ma distinct. Il rend les transactions Bitcoin r\u00e9sistantes aux attaques quantiques sans modifier du tout le protocole.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La m\u00e9thode remplace le composant cryptographique que les ordinateurs quantiques peuvent casser par des math\u00e9matiques qu&rsquo;ils ne peuvent pas craquer. La transaction reste normale pour le r\u00e9seau Bitcoin tout au long du processus.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le probl\u00e8me, c&rsquo;est le co\u00fbt.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Chaque transaction utilisant la m\u00e9thode de Levy n\u00e9cessite entre 75 et 150 dollars de puissance de calcul. Elle ne peut pas non plus transiter par le r\u00e9seau standard et doit aller directement aux mineurs.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les d\u00e9veloppeurs la d\u00e9crivent comme un outil de dernier recours pour les gros d\u00e9tenteurs, et non une solution quotidienne. Ces deux outils sont des mesures d&rsquo;urgence tandis que l&rsquo;\u00e9cosyst\u00e8me Bitcoin dans son ensemble travaille \u00e0 une solution \u00e0 long terme.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un nouvel audit r\u00e9v\u00e8le que le XRP a beaucoup moins de comptes vuln\u00e9rables aux attaques quantiques que le Bitcoin. Voici ce que r\u00e9v\u00e8lent les chiffres et pourquoi c&rsquo;est important. Un nouvel audit du registre XRP a remis la s\u00e9curit\u00e9 quantique sous les projecteurs. Vet, un validateur du registre XRP, a effectu\u00e9 une v\u00e9rification approfondie de [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":656,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-657","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>XRP vs Bitcoin : Une nouvelle analyse r\u00e9v\u00e8le un \u00e9cart majeur de vuln\u00e9rabilit\u00e9 quantique - France Live Bitcoin News<\/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:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/10\/xrp-vs-bitcoin-une-nouvelle-analyse-revele-un-ecart-majeur-de-vulnerabilite-quantique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"XRP vs Bitcoin : Une nouvelle analyse r\u00e9v\u00e8le un \u00e9cart majeur de vuln\u00e9rabilit\u00e9 quantique - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Un nouvel audit r\u00e9v\u00e8le que le XRP a beaucoup moins de comptes vuln\u00e9rables aux attaques quantiques que le Bitcoin. Voici ce que r\u00e9v\u00e8lent les chiffres et pourquoi c&rsquo;est important. Un nouvel audit du registre XRP a remis la s\u00e9curit\u00e9 quantique sous les projecteurs. 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Voici ce que r\u00e9v\u00e8lent les chiffres et pourquoi c&rsquo;est important. Un nouvel audit du registre XRP a remis la s\u00e9curit\u00e9 quantique sous les projecteurs. 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