{"id":166390,"date":"2026-03-26T11:14:11","date_gmt":"2026-03-26T09:14:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/q-day-blizhe-chem-vse-dumali-google-rezko-priblizila-sroki-vzloma-pochti-vsej-sovremennoj-kriptografii"},"modified":"2026-03-27T13:22:58","modified_gmt":"2026-03-27T11:22:58","slug":"q-day-blizhe-chem-vse-dumali-google-rezko-priblizila-sroki-vzloma-pochti-vsej-sovremennoj-kriptografii","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/q-day-blizhe-chem-vse-dumali-google-rezko-priblizila-sroki-vzloma-pochti-vsej-sovremennoj-kriptografii","title":{"rendered":"O Q-Day est\u00e1 mais pr\u00f3ximo do que todos pensavam: o Google antecipou o prazo para a viola\u00e7\u00e3o de quase toda a criptografia moderna.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Surpreendentemente para todos os especialistas em ciberseguran\u00e7a, a Google anunciou que <a href=\"https:\/\/arstechnica.com\/security\/2026\/03\/google-bumps-up-q-day-estimate-to-2029-far-sooner-than-previously-thought\/\" target=\"_blank\" rel=\"nofollow noopener\">significativamente<\/a> acelerou os prazos para o Q-Day \u2014 o momento em que os computadores qu\u00e2nticos poder\u00e3o quebrar a criptografia moderna de chave p\u00fablica. Em um material publicado em 25 de mar\u00e7o de 2026, a empresa afirmou que agora planeja estar totalmente preparada para esse evento at\u00e9 2029, e n\u00e3o em um horizonte mais distante, como se pensava anteriormente.<\/p>\n<p><center><\/center><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2026\/03\/eb4bb727801639589ae2593bb9929338.jpg\" alt=\"O Q-Day est\u00e1 mais pr\u00f3ximo do que todos pensavam: o Google antecipou o prazo para a viola\u00e7\u00e3o de quase toda a criptografia moderna.\" \/><\/p>\n<p>A vice-presidente de seguran\u00e7a de engenharia da Google, Heather Adkins, e a cript\u00f3grafa s\u00eanior Sophie Schmieg enfatizaram que a empresa assume a responsabilidade de liderar e exorta toda a ind\u00fastria a acelerar a transi\u00e7\u00e3o para a criptografia p\u00f3s-qu\u00e2ntica (PQC), a fim de proteger os dados de militares, bancos, governos e usu\u00e1rios comuns.<\/p>\n<p>\u00abComo pioneiros em computa\u00e7\u00e3o qu\u00e2ntica e computadores qu\u00e2nticos, devemos dar o exemplo e compartilhar planos ambiciosos\u00bb, escreveram elas. \u00abEsperamos que isso traga clareza e d\u00ea o impulso necess\u00e1rio para acelerar a transi\u00e7\u00e3o digital n\u00e3o apenas na Google, mas em toda a ind\u00fastria\u00bb.<\/p>\n<p>\u00abQ-Day\u00bb representa um marco, ap\u00f3s o qual um computador qu\u00e2ntico suficientemente poderoso poder\u00e1 resolver problemas de fatora\u00e7\u00e3o de n\u00fameros inteiros (algoritmo de Shor) e logaritmo discreto, nos quais se baseiam o RSA e as curvas el\u00edpticas (criptografia el\u00edptica).<\/p>\n<p>\u00c0 medida que os sistemas qu\u00e2nticos e os algoritmos evolu\u00edram, considerou-se que para alcan\u00e7ar o \u00abDia Q\u00bb seriam necess\u00e1rios inicialmente bilh\u00f5es de c\u00fabitas f\u00edsicos, depois \u2014 20 milh\u00f5es de c\u00fabitas f\u00edsicos e, finalmente, em maio do ano passado <a href=\"https:\/\/3dnews.ru\/1123458\" rel=\"nofollow\">publicou um trabalho<\/a>, que informou que para quebrar a criptografia moderna seriam necess\u00e1rios \u00abapenas\u00bb um milh\u00e3o de c\u00fabitas ruidosos e uma semana de opera\u00e7\u00e3o de um computador qu\u00e2ntico, o que levou a uma revis\u00e3o das previs\u00f5es de longo prazo. Al\u00e9m disso, nas \u00faltimas semanas, ocorreu outra coisa sobre a qual a Google ainda n\u00e3o se pronunciou e que pode ter levado \u00e0 revis\u00e3o dr\u00e1stica dos prazos de surgimento da amea\u00e7a.<\/p>\n<p>Na verdade, a transi\u00e7\u00e3o para a criptografia p\u00f3s-qu\u00e2ntica j\u00e1 come\u00e7ou: novos algoritmos baseados em redes e fun\u00e7\u00f5es de hash (como o CRYSTALS-Kyber) est\u00e3o sendo implementados nos protocolos Signal, nos servi\u00e7os do Google, Apple e Cloudflare. No entanto, a implementa\u00e7\u00e3o ainda \u00e9 fragmentada e incompleta. O Google destaca dois perigos principais: o ataque atual de \"salvar agora - decifrar depois\" para dados criptografados e a futura amea\u00e7a para assinaturas digitais. \u00c9 por isso que a empresa est\u00e1 priorizando a migra\u00e7\u00e3o para a PQC de seus pr\u00f3prios sistemas de autentica\u00e7\u00e3o, incluindo o Android.<\/p>\n<p>A empresa est\u00e1 convocando todas as equipes de engenharia a seguir seu exemplo e acelerar a migra\u00e7\u00e3o para a criptografia p\u00f3s-qu\u00e2ntica. Em sua opini\u00e3o, apenas a\u00e7\u00f5es coordenadas da ind\u00fastria poder\u00e3o evitar um apocalipse criptogr\u00e1fico e preservar a seguran\u00e7a da internet na era da computa\u00e7\u00e3o qu\u00e2ntica. Curiosamente, as autoridades dos EUA e a NSA, em particular, se preparam para enfrentar o \"Dia Q\" n\u00e3o antes de 2031, e provavelmente ap\u00f3s 2033. O que levou o Google a entrar em modo de p\u00e2nico \u00e9 uma quest\u00e3o que apenas se pode especular. Enquanto os especialistas tentam compreender o aviso da empresa, os desenvolvedores esperam um aumento na carga devido \u00e0 implementa\u00e7\u00e3o urgente de novos protocolos de seguran\u00e7a em assinaturas e aplicativos.<\/p>\n<p><strong>Fonte:<\/strong><\/p>\n<ul class=\"related\">\n<li><a title=\"arstechnica.com\" href=\"https:\/\/arstechnica.com\/\" target=\"_blank\" rel=\"nofollow noopener\">arstechnica.com<\/a><\/li>\n<\/ul>\n<p><center><center><\/center><center><\/center><\/center><center><\/center><br \/>\nFonte: <a rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/1138906\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u043e\u0436\u0438\u0434\u0430\u043d\u043d\u043e \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u043e\u0432 \u0432 \u0441\u0444\u0435\u0440\u0435 \u043a\u0438\u0431\u0435\u0440\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u043c \u0443\u0441\u043a\u043e\u0440\u0435\u043d\u0438\u0438 \u0441\u0440\u043e\u043a\u043e\u0432 \u043d\u0430\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u044f Q-Day \u2014 \u043c\u043e\u043c\u0435\u043d\u0442\u0430, \u043a\u043e\u0433\u0434\u0430 \u043a\u0432\u0430\u043d\u0442\u043e\u0432\u044b\u0435 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u044b \u0441\u043c\u043e\u0433\u0443\u0442 \u0432\u0437\u043b\u0430\u043c\u044b\u0432\u0430\u0442\u044c \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u0443\u044e \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u044e \u0441 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u043c \u043a\u043b\u044e\u0447\u043e\u043c. \u0412 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u043e\u043c 25 \u043c\u0430\u0440\u0442\u0430 2026 \u0433\u043e\u0434\u0430 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u0437\u0430\u044f\u0432\u0438\u043b\u0430, \u0447\u0442\u043e \u0442\u0435\u043f\u0435\u0440\u044c \u043f\u043b\u0430\u043d\u0438\u0440\u0443\u0435\u0442 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u0442\u044c\u0441\u044f \u043a \u044d\u0442\u043e\u043c\u0443 \u0441\u043e\u0431\u044b\u0442\u0438\u044e \u0443\u0436\u0435 \u043a 2029 \u0433\u043e\u0434\u0443, \u0430 \u043d\u0435 \u0432 \u0431\u043e\u043b\u0435\u0435 \u043e\u0442\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0439 \u043f\u0435\u0440\u0441\u043f\u0435\u043a\u0442\u0438\u0432\u0435, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":166391,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-166390","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u043e\u0436\u0438\u0434\u0430\u043d\u043d\u043e \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u043e\u0432 \u0432 \u0441\u0444\u0435\u0440\u0435 \u043a\u0438\u0431\u0435\u0440\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e\" \/>\n\t<meta name=\"robots\" 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