{"id":8151,"date":"2026-09-10T10:49:00","date_gmt":"2026-09-10T08:49:00","guid":{"rendered":"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/"},"modified":"2026-09-10T10:49:00","modified_gmt":"2026-09-10T08:49:00","slug":"kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni","status":"publish","type":"post","link":"https:\/\/viva.racunalniske-novice.com\/fr\/les-ordinateurs-quantiques-dionq-pourraient-detroner-bitcoin-en-moins-dun-mois\/","title":{"rendered":"Les ordinateurs quantiques d&#039;IonQ pourraient d\u00e9tr\u00f4ner Bitcoin en moins d&#039;un mois."},"content":{"rendered":"<p class=\"wp-block-paragraph\">Les derni\u00e8res recherches d&#039;IonQ fournissent des calculs pr\u00e9cis de la vuln\u00e9rabilit\u00e9 de la cryptographie \u00e0 cl\u00e9 publique. La norme secp256k1, bas\u00e9e sur les courbes elliptiques et utilis\u00e9e pour v\u00e9rifier les signatures num\u00e9riques et authentifier les transactions de la cryptomonnaie Bitcoin, pourrait \u00eatre totalement compromise en moins de 26 jours. Pour r\u00e9aliser cet exploit, le syst\u00e8me quantique d&#039;IonQ n\u00e9cessiterait 19\u00a0397 qubits physiques et 1\u00a0457 qubits logiques.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La particularit\u00e9 de cette analyse r\u00e9side dans le fait qu&#039;il ne s&#039;agit pas d&#039;une estimation, mais d&#039;un calcul pr\u00e9cis bas\u00e9 sur les capacit\u00e9s mat\u00e9rielles et logicielles r\u00e9elles ainsi que sur l&#039;architecture d&#039;IonQ. Les calculs prennent en compte les mouvements physiques des ions, les d\u00e9lais de transmission, les erreurs syst\u00e8me et l&#039;optimisation des \u00e9tapes de commande. Les chercheurs ont d\u00e9montr\u00e9 que leur algorithme logiciel comporte 674 \u00e9tapes, soit seulement 5 \u00e9tapes de plus que le minimum th\u00e9orique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9cryptage r\u00e9ussi de la norme de chiffrement secp256k1 repr\u00e9sente bien plus qu&#039;une simple menace pour la divulgation non autoris\u00e9e de fonds provenant de portefeuilles num\u00e9riques. Les m\u00eames principes math\u00e9matiques sont utilis\u00e9s par de nombreux syst\u00e8mes pour authentifier des documents, prot\u00e9ger les communications et v\u00e9rifier les pilotes syst\u00e8me. IonQ estime pouvoir atteindre de telles capacit\u00e9s dans ses laboratoires d&#039;ici 2028. Ces d\u00e9couvertes ont d\u00e9j\u00e0 incit\u00e9 les autorit\u00e9s am\u00e9ricaines et leurs entreprises partenaires \u00e0 acc\u00e9l\u00e9rer la mise en \u0153uvre de normes de chiffrement post-quantiques.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le PDG d&#039;IonQ, Niccol\u00f2 de Masi, souligne que l&#039;\u00e9ch\u00e9ance du \u00ab\u00a0jour Q\u00a0\u00bb, moment o\u00f9 les ordinateurs quantiques surpasseront la s\u00e9curit\u00e9 classique, est pass\u00e9e de 2030 \u00e0 cette d\u00e9cennie. IonQ pr\u00e9voit de construire un syst\u00e8me tol\u00e9rant aux pannes de 10\u00a0000 qubits d&#039;ici 2027, confirmant ainsi l&#039;urgence de mettre \u00e0 jour imm\u00e9diatement les protocoles de s\u00e9curit\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Najnovej\u0161a raziskava podjetja IonQ prina\u0161a natan\u010dne izra\u010dune o ranljivosti javnih kriptografskih klju\u010dev. Standard secp256k1, ki temelji na elipti\u010dnih krivuljah ter skrbi za preverjanje digitalnih podpisov in avtentikacijo pri transakcijah s kriptovaluto Bitcoin, bi bilo mogo\u010de popolnoma razbiti v zgolj slabih 26 dnevih. Za ta podvig bi kvantni sistem IonQ potreboval 19.397 fizi\u010dnih in 1.457 logi\u010dnih [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[478,482],"class_list":["post-8151","post","type-post","status-publish","format-standard","hentry","category-racunalnistvo-telefonija","tag-informacijska-varnost","tag-kibernetska-varnost"],"acf":{"subtitle":"","heading":"","summary":"Raziskava podjetja IonQ opozarja, da bodo kvantni ra\u010dunalniki \u017ee do leta 2028 sposobni v manj kot mesecu dni razbiti standardno \u0161ifriranje secp256k1, kar zahteva takoj\u0161en prehod na post-kvantno za\u0161\u010dito.","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2021\/10\/bitcoin-174093-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2021\/10\/bitcoin-174093-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"","links":null,"sources":[{"title":"hwupgrade","url":"https:\/\/edge9.hwupgrade.it\/news\/innovazione\/i-computer-quantistici-riusciranno-a-rompere-bitcoin-in-meno-di-un-mese-secondo-uno-studio-di-ionq_158897.html"}],"skip_language":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"Raziskava podjetja IonQ opozarja, da bodo kvantni ra\u010dunalniki \u017ee do leta 2028 sposobni v manj kot mesecu dni razbiti standardno \u0161ifriranje secp256k1, kar zahteva takoj\u0161en prehod na post-kvantno za\u0161\u010dit\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/viva.racunalniske-novice.com\/fr\/wp-json\/wp\/v2\/posts\/8151\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Najnovej\u0161a raziskava podjetja IonQ prina\u0161a natan\u010dne izra\u010dune o ranljivosti javnih kriptografskih klju\u010dev. Standard secp256k1, ki temelji na elipti\u010dnih krivuljah ter skrbi za preverjanje digitalnih podpisov in avtentikacijo pri transakcijah s kriptovaluto Bitcoin, bi bilo mogo\u010de popolnoma razbiti v zgolj slabih 26 dnevih. Za ta podvig bi kvantni sistem IonQ potreboval 19.397 fizi\u010dnih in 1.457 logi\u010dnih [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/viva.racunalniske-novice.com\/fr\/les-ordinateurs-quantiques-dionq-pourraient-detroner-bitcoin-en-moins-dun-mois\/\" \/>\n<meta property=\"og:site_name\" content=\"Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-10T08:49:00+00:00\" \/>\n<meta name=\"author\" content=\"sinusiks\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"sinusiks\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/\",\"url\":\"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/\",\"name\":\"Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni - Ra\u010dunalni\u0161ke novice\",\"isPartOf\":{\"@id\":\"https:\/\/viva.racunalniske-novice.com\/en\/#website\"},\"datePublished\":\"2026-09-10T08:49:00+00:00\",\"dateModified\":\"2026-09-10T08:49:00+00:00\",\"author\":{\"@id\":\"https:\/\/viva.racunalniske-novice.com\/en\/#\/schema\/person\/afb62e36efa34516d50249517e4cdbb4\"},\"breadcrumb\":{\"@id\":\"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/viva.racunalniske-novice.com\/kvantni-racunalniki-podjetja-ionq-bi-lahko-razbili-bitcoin-v-manj-kot-mesecu-dni\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/viva.racunalniske-novice.com\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/viva.racunalniske-novice.com\/en\/#website\",\"url\":\"https:\/\/viva.racunalniske-novice.com\/en\/\",\"name\":\"Ra\u010dunalni\u0161ke novice\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/viva.racunalniske-novice.com\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/viva.racunalniske-novice.com\/en\/#\/schema\/person\/afb62e36efa34516d50249517e4cdbb4\",\"name\":\"sinusiks\",\"sameAs\":[\"https:\/\/ml.racunalniske-novice.com\"],\"url\":\"https:\/\/viva.racunalniske-novice.com\/fr\/author\/sinusiks\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni - Ra\u010dunalni\u0161ke novice","description":"Raziskava podjetja IonQ opozarja, da bodo kvantni ra\u010dunalniki \u017ee do leta 2028 sposobni v manj kot mesecu dni razbiti standardno \u0161ifriranje secp256k1, kar zahteva takoj\u0161en prehod na post-kvantno za\u0161\u010dit","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/viva.racunalniske-novice.com\/fr\/wp-json\/wp\/v2\/posts\/8151","og_locale":"fr_FR","og_type":"article","og_title":"Kvantni ra\u010dunalniki podjetja IonQ bi lahko razbili Bitcoin v manj kot mesecu dni - Ra\u010dunalni\u0161ke novice","og_description":"Najnovej\u0161a raziskava podjetja IonQ prina\u0161a natan\u010dne izra\u010dune o ranljivosti javnih kriptografskih klju\u010dev. 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