{"id":7511,"date":"2026-04-25T08:58:32","date_gmt":"2026-04-25T06:58:32","guid":{"rendered":"https:\/\/viva.racunalniske-novice.com\/s-kvantnim-racunalnikom-do-zasebnega-kljuca-v-45-minutah\/"},"modified":"2026-04-25T08:58:32","modified_gmt":"2026-04-25T06:58:32","slug":"s-kvantnim-racunalnikom-do-zasebnega-kljuca-v-45-minutah","status":"publish","type":"post","link":"https:\/\/viva.racunalniske-novice.com\/es\/con-una-computadora-cuantica-a-una-clave-privada-en-45-minutos\/","title":{"rendered":"Con una computadora cu\u00e1ntica, puedes obtener una clave privada en 45 minutos."},"content":{"rendered":"<p>Lelli utiliz\u00f3 una computadora cu\u00e1ntica p\u00fablica en la nube para derivar la clave privada correspondiente a partir de la clave p\u00fablica en aproximadamente 45 minutos. Emple\u00f3 una variaci\u00f3n del algoritmo de Shor que se centra en el problema del logaritmo discreto de curva el\u00edptica (ECDLP), la base matem\u00e1tica sobre la que se fundamentan las firmas digitales de Bitcoin y Ethereum.<\/p>\n\n\n\n<p>Este logro representa un aumento de 512 veces en la complejidad del espacio de b\u00fasqueda en comparaci\u00f3n con el r\u00e9cord anterior (clave de 6 bits) establecido por Steve Tippeconnic en septiembre de 2025.<\/p>\n\n\n\n<p><strong>\u00bfEst\u00e1 Bitcoin ya en riesgo?<\/strong><\/p>\n\n\n\n<p>Si bien esto representa un avance cient\u00edfico significativo, la seguridad actual de las criptomonedas sigue siendo s\u00f3lida. La diferencia entre las claves de 15 y 256 bits que utiliza Bitcoin es enorme: una clave de 15 bits tiene solo 32\u00a0768 combinaciones posibles, mientras que una clave de 256 bits tiene una cantidad inimaginablemente mayor de combinaciones (aproximadamente $10\u2077\u2077). Esto requerir\u00eda millones de c\u00fabits l\u00f3gicos estables.<\/p>\n\n\n\n<p>Lelli solo necesit\u00f3 27 c\u00fabits f\u00edsicos para el ataque, mientras que las estimaciones para romper una clave real de 256 bits oscilan entre 10.000 y 500.000 c\u00fabits f\u00edsicos, dependiendo de la arquitectura del hardware.<\/p>\n\n\n\n<p><strong>Una advertencia para el futuro<\/strong><\/p>\n\n\n\n<p>Alex Pruden, director ejecutivo de Project Eleven, afirm\u00f3 que el resultado pone de manifiesto la rapidez del progreso. El hecho de que el ataque se realizara en hardware en la nube, en lugar de en un laboratorio nacional cerrado, demuestra que las barreras para llevar a cabo este tipo de ataques en la pr\u00e1ctica est\u00e1n disminuyendo r\u00e1pidamente. Gigantes tecnol\u00f3gicos como Google ya se han fijado el objetivo de lograr la seguridad cu\u00e1ntica para 2029, lo que subraya la urgencia de la transici\u00f3n a la criptograf\u00eda postcu\u00e1ntica.<\/p>\n<br\/>","protected":false},"excerpt":{"rendered":"<p>Lelli je za napad uporabil javno dostopen kvantni ra\u010dunalnik v oblaku, s katerim je v pribli\u017eno 45 minutah iz javnega klju\u010da izpeljal ustrezen zasebni klju\u010d. Pri tem je uporabil variacijo Shorovega algoritma, ki cilja na problem diskretnega logaritma elipti\u010dne krivulje (ECDLP) oziroma matemati\u010dno osnovo, na kateri temeljijo digitalni podpisi Bitcoina in Ethereuma. Ta dose\u017eek predstavlja [&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":[16],"tags":[642],"class_list":["post-7511","post","type-post","status-publish","format-standard","hentry","category-oprema","tag-bitcoin"],"acf":{"subtitle":"Samostojni raziskovalec Giancarlo Lelli je postavil nov mejnik na podro\u010dju kvantnega ra\u010dunalni\u0161tva in kriptografije, potem ko je uspe\u0161no razbil 15-bitni klju\u010d elipti\u010dne krivulje (ECC). Za ta dose\u017eek mu je podjetje Project Eleven podelilo nagrado \"Q-Day Prize\" v vrednosti enega bitcoina (pribli\u017eno 77.000 evrov).","heading":"","summary":"Raziskovalec Giancarlo Lelli je s kvantnim ra\u010dunalnikom razbil 15-bitni kriptografski klju\u010d in prejel 1 BTC nagrade. \u010ceprav dose\u017eek ne ogro\u017ea Bitcoina neposredno, nakazuje na hitro zmanj\u0161evanje razkoraka med teorijo in prakti\u010dno uporabo kvantnih napadov.","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/06\/Quantum-Tiny-board-1-560x315.webp","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/06\/Quantum-Tiny-board-1-1024x811.webp","thumbnail_caption":"","gallery":"","video_gallery":[{"youtube_url":"https:\/\/www.youtube.com\/shorts\/IQq_0h68ELQ"}],"author":"","links":[{"title":"NYT","url":""}],"sources":null,"skip_language":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>S kvantnim ra\u010dunalnikom do zasebnega klju\u010da v 45 minutah - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"Raziskovalec Giancarlo Lelli je s kvantnim ra\u010dunalnikom razbil 15-bitni kriptografski klju\u010d in prejel 1 BTC nagrade. \u010ceprav dose\u017eek ne ogro\u017ea Bitcoina neposredno, nakazuje na hitro zmanj\u0161evanje razkor\" \/>\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\/es\/wp-json\/wp\/v2\/posts\/7511\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S kvantnim ra\u010dunalnikom do zasebnega klju\u010da v 45 minutah - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Lelli je za napad uporabil javno dostopen kvantni ra\u010dunalnik v oblaku, s katerim je v pribli\u017eno 45 minutah iz javnega klju\u010da izpeljal ustrezen zasebni klju\u010d. Pri tem je uporabil variacijo Shorovega algoritma, ki cilja na problem diskretnega logaritma elipti\u010dne krivulje (ECDLP) oziroma matemati\u010dno osnovo, na kateri temeljijo digitalni podpisi Bitcoina in Ethereuma. 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