{"id":672946,"date":"2026-10-19T21:55:40","date_gmt":"2026-10-19T21:55:40","guid":{"rendered":"https:\/\/news.bitcoin.com\/?p=857220"},"modified":"2026-10-19T21:55:40","modified_gmt":"2026-10-19T21:55:40","slug":"smashed-quantum-computing-record-raises-stakes-for-bitcoin-security","status":"publish","type":"post","link":"https:\/\/e-bitco.in\/index.php\/2026\/10\/19\/smashed-quantum-computing-record-raises-stakes-for-bitcoin-security\/","title":{"rendered":"Smashed Quantum Computing Record Raises Stakes for Bitcoin Security"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/10\/quantum-computer-chip-quantinuum-768x432.png\" class=\"attachment-medium_large size-medium_large wp-post-image\" alt=\"Smashed Quantum Computing Record Raises Stakes for Bitcoin Security\" style=\"float:left;margin:0 15px 15px 0\" \/>Quantum computing firm Quantinuum has announced a major breakthrough in error correction, achieving a record 99.9995% logical fidelity that it says strengthens its path toward a commercially viable, fault-tolerant quantum computer by 2029. The advance comes amid mounting concerns that increasingly powerful quantum machines could eventually undermine the cryptography protecting bitcoin and other cryptocurrencies. Quantum [&#8230;] <a href=\"https:\/\/news.bitcoin.com\/\">Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quantum computing firm Quantinuum has announced a major breakthrough in error correction, achieving a record 99.9995% logical fidelity that it says strengthens its path toward a commercially viable, fault-tolerant quantum computer by 2029. The advance comes amid mounting concerns that increasingly powerful quantum machines could eventually undermine the cryptography protecting bitcoin and other cryptocurrencies. Quantum [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":672947,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":{"0":"post-672946","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-bitcoin"},"_links":{"self":[{"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/posts\/672946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/comments?post=672946"}],"version-history":[{"count":0,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/posts\/672946\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/media\/672947"}],"wp:attachment":[{"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/media?parent=672946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/categories?post=672946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/e-bitco.in\/index.php\/wp-json\/wp\/v2\/tags?post=672946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}