{"id":4140,"date":"2026-04-24T08:00:00","date_gmt":"2026-04-24T08:00:00","guid":{"rendered":"http:\/\/yourfinanceinfo.com\/2026\/04\/24\/quantum-computer-cracks-15-bit-ecdsa-key-used-in-bitcoin-cryptography\/"},"modified":"2026-06-01T16:00:31","modified_gmt":"2026-06-01T16:00:31","slug":"quantum-computer-cracks-15-bit-ecdsa-key-used-in-bitcoin-cryptography","status":"publish","type":"post","link":"https:\/\/yourfinanceinfo.com\/cs\/quantum-computer-cracks-15-bit-ecdsa-key-used-in-bitcoin-cryptography\/","title":{"rendered":"Kvantov\u00fd po\u010d\u00edta\u010d prolomil 15bitov\u00fd kl\u00ed\u010d ECDSA pou\u017e\u00edvan\u00fd v kryptografii Bitcoinu"},"content":{"rendered":"<p>V\u00fdzkumn\u00edci publikovali studii dokumentuj\u00edc\u00ed \u00fasp\u011b\u0161nou faktorizaci 15bitov\u00e9ho kl\u00ed\u010de algoritmu digit\u00e1ln\u00edho podpisu na eliptick\u00fdch k\u0159ivk\u00e1ch (ECDSA) pomoc\u00ed kvantov\u00e9ho po\u010d\u00edta\u010de \u2014 stejn\u00e9ho algoritmu, na n\u011bm\u017e stoj\u00ed podpisov\u00e1n\u00ed transakc\u00ed Bitcoinu \u2014 \u010d\u00edm\u017e znovu rozdm\u00fdchali debatu o tom, jak brzy by mohla b\u00fdt bezpe\u010dnost s\u00edt\u011b ohro\u017eena kvantov\u00fdm hardwarem.<\/p><p>Tento \u00fasp\u011bch, by\u0165 podle klasick\u00fdch m\u011b\u0159\u00edtek skromn\u00fd, p\u0159edstavuje smyslupln\u00fd d\u016fkaz koncepce kvantov\u011b nativn\u00edho prolomen\u00ed ECDSA. V\u00fdzkumn\u00edci k dosa\u017een\u00ed tohoto \u00fakolu pou\u017eili 127qubitov\u00fd procesor a zvl\u00e1dli jej za m\u00e9n\u011b ne\u017e \u0161est hodin.<\/p><p>&#8220;Dnes to pro Bitcoin nen\u00ed existen\u010dn\u00ed hrozba,&#8221; \u0159ekla Dr. Elena Kowalski, jedna z autorek studie. &#8220;Bitcoin pou\u017e\u00edv\u00e1 256bitov\u00e9 kl\u00ed\u010de. To, co jsme demonstrovali, vy\u017eaduje extrapolaci p\u0159ibli\u017en\u011b o 17 \u0159\u00e1d\u016f.&#8221;<\/p><p>V\u00fdvoj\u00e1\u0159sk\u00e1 e-mailov\u00e1 konference Bitcoinu&#8217; zaznamenala obnovenou diskusi o BIP-360, n\u00e1vrhu na kvantov\u011b odoln\u00e1 podpisov\u00e1 sch\u00e9mata. Roadmapa Etherea&#8217; ji\u017e zahrnuje postkvantovou kryptografii jako sou\u010d\u00e1st f\u00e1ze &#8220;Purge&#8221;.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Souvisej\u00edc\u00ed \u010dl\u00e1nky<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/yourfinanceinfo.com\/cs\/bitcoin-mining-difficulty-rises-3-2-as-global-hash-rate-climbs-to-new-high\/\">Obt\u00ed\u017enost t\u011b\u017eby bitcoin\u016f se zv\u00fd\u0161ila o 3,21 TP3T, glob\u00e1ln\u00ed hashrate dos\u00e1hl nov\u00e9ho maxima<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/yourfinanceinfo.com\/cs\/sui-based-defi-protocol-volo-loses-3-5-million-in-vault-exploit\/\">DeFi protokol Volo zalo\u017een\u00fd na Sui p\u0159i\u0161el o 3,5 milionu dolar\u016f p\u0159i exploitu trezoru<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>V\u00fdzkumn\u00edci publikovali studii dokumentuj\u00edc\u00ed \u00fasp\u011b\u0161nou faktorizaci 15bitov\u00e9ho kl\u00ed\u010de algoritmu digit\u00e1ln\u00edho podpisu na eliptick\u00fdch k\u0159ivk\u00e1ch (ECDSA) pomoc\u00ed kvantov\u00e9ho po\u010d\u00edta\u010de \u2014 stejn\u00e9ho algoritmu, na n\u011bm\u017e stoj\u00ed podpisov\u00e1n\u00ed transakc\u00ed Bitcoinu \u2014 \u010d\u00edm\u017e znovu rozdm\u00fdchali debatu o tom, jak brzy by mohla b\u00fdt bezpe\u010dnost s\u00edt\u011b ohro\u017eena kvantov\u00fdm hardwarem. Tento \u00fasp\u011bch, by\u0165 skromn\u00fd podle klasick\u00fdch m\u011b\u0159\u00edtek, p\u0159edstavuje<\/p>","protected":false},"author":10,"featured_media":4139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26,35],"tags":[136,147,155,154],"class_list":["post-4140","post","type-post","status-publish","format-standard","has-post-thumbnail","category-bitcoin","category-technology","tag-bitcoin","tag-crypto-security","tag-cryptography","tag-quantum-computing"],"_links":{"self":[{"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/posts\/4140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/comments?post=4140"}],"version-history":[{"count":1,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/posts\/4140\/revisions"}],"predecessor-version":[{"id":4430,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/posts\/4140\/revisions\/4430"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/media\/4139"}],"wp:attachment":[{"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/media?parent=4140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/categories?post=4140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yourfinanceinfo.com\/cs\/wp-json\/wp\/v2\/tags?post=4140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}