{"id":169762,"date":"2026-09-03T18:54:09","date_gmt":"2026-09-03T18:54:09","guid":{"rendered":"https:\/\/www.europesays.com\/sk\/169762\/"},"modified":"2026-09-03T18:54:09","modified_gmt":"2026-09-03T18:54:09","slug":"den-q-moze-predznamenat-koniec-internetu-ako-ho-pozname","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/sk\/169762\/","title":{"rendered":"De\u0148 Q m\u00f4\u017ee predznamena\u0165 koniec internetu, ako ho pozn\u00e1me"},"content":{"rendered":"

Q-day m\u00f4\u017ee predznamena\u0165 koniec internetu.\t\t\t\t\t\t(Zdroj: gettyimages.com)\t\t\t\t\t<\/p>\n

WASHINGTON – Internet, bankovn\u00edctvo \u010di ochrana citliv\u00fdch \u00fadajov sa m\u00f4\u017eu v bud\u00facnosti ocitn\u00fa\u0165 pred v\u00e1\u017enou sk\u00fa\u0161kou. D\u00f4vodom s\u00fa kvantov\u00e9 po\u010d\u00edta\u010de, ktor\u00e9 by jedn\u00e9ho d\u0148a mohli prelomi\u0165 \u010das\u0165 \u0161ifrovania pou\u017e\u00edvan\u00e9ho na ochranu d\u00e1t. Odborn\u00edci tento moment ozna\u010duj\u00fa ako Q-Day.<\/p>\n

Na mo\u017en\u00fa hrozbu na z\u00e1klade \u010dl\u00e1nkov\u00a0Americk\u00e9ho N\u00e1rodn\u00e9ho in\u0161tit\u00fatu pre \u0161tandardy<\/a> (NIST<\/a>) a technol\u00f3gie\u00a0upozornil port\u00e1l Noviny.sk<\/a>. Kedy presne by tak\u00fdto de\u0148 mohol nasta\u0165, dnes nikto nevie. M\u00f4\u017ee \u00eds\u0165 o desa\u0165ro\u010dia, ale technologick\u00fd v\u00fdvoj m\u00f4\u017ee prinies\u0165 z\u00e1sadn\u00fd posun aj podstatne sk\u00f4r.<\/p>\n

Kvantov\u00e9 po\u010d\u00edta\u010de m\u00f4\u017eu prelomi\u0165 dne\u0161n\u00e9 zabezpe\u010denie<\/p>\n

Klasick\u00e9 po\u010d\u00edta\u010de pracuj\u00fa s bitmi, ktor\u00e9 nadob\u00fadaj\u00fa hodnotu nula alebo jeden. Kvantov\u00e9 stroje vyu\u017e\u00edvaj\u00fa qubity a princ\u00edpy kvantovej mechaniky, v\u010faka \u010domu dok\u00e1\u017eu pri niektor\u00fdch \u0161pecifick\u00fdch \u00faloh\u00e1ch pracova\u0165 \u00faplne in\u00fdm sp\u00f4sobom.<\/p>\n

Ich potenci\u00e1l ukazuje aj v\u00fdvoj spolo\u010dnosti Google. Jej kvantov\u00fd po\u010d\u00edta\u010d zvl\u00e1dol ur\u010dit\u00fa \u00falohu za pribli\u017ene \u0161es\u0165 sek\u00fand, pri\u010dom klasick\u00e9mu po\u010d\u00edta\u010du by pod\u013ea uveden\u00e9ho odhadu trvalo jej vyrie\u0161enie a\u017e 47 rokov.<\/p>\n

\t
\n\t\t\"Kybernetick\u00e1\t\t\t<\/p>\n

\n\t\t\t\tZobrazi\u0165 gal\u00e9riu (3)\t\t\t<\/p>\n

\t<\/a><\/p>\n

\t\u00a0(Zdroj: gettyimages.com)<\/p>\n

Probl\u00e9mom je najm\u00e4 kryptografia, na ktorej stoj\u00ed bezpe\u010dnos\u0165 mno\u017estva internetov\u00fdch slu\u017eieb. Ohrozen\u00e9 by mohli by\u0165 napr\u00edklad syst\u00e9my RSA \u010di kryptografia zalo\u017een\u00e1 na eliptick\u00fdch krivk\u00e1ch. D\u00f4vodom je Shorov algoritmus, ktor\u00fd by dostato\u010dne v\u00fdkonn\u00fd kvantov\u00fd po\u010d\u00edta\u010d mohol vyu\u017ei\u0165 na rie\u0161enie matematick\u00fdch \u00faloh, na ktor\u00fdch bezpe\u010dnos\u0165 t\u00fdchto syst\u00e9mov z\u00e1vis\u00ed.<\/p>\n

Neznamen\u00e1 to automatick\u00fd koniec internetu<\/p>\n

Q-Day v\u0161ak automaticky neznamen\u00e1, \u017ee internet zo d\u0148a na de\u0148 prestane fungova\u0165. Ohrozen\u00e1 by bola predov\u0161etk\u00fdm \u010das\u0165 kryptografick\u00fdch mechanizmov, nie samotn\u00e1 existencia internetu. Riziko pod vplyvom ve\u013emi v\u00fdkonn\u00e9ho kvantov\u00e9ho po\u010d\u00edta\u010da by padlo napr\u00edklad na\u00a0bankov\u00e9 \u00fa\u010dty, platobn\u00e9 syst\u00e9my, VPN, cloudov\u00e9 slu\u017eby, elektronick\u00e9 podpisy \u010di \u0161t\u00e1tne informa\u010dn\u00e9 syst\u00e9my.<\/p>\n

\t
\n\t\t\"Kybernetick\u00e1\t\t\t<\/p>\n

\n\t\t\t\tZobrazi\u0165 gal\u00e9riu (3)\t\t\t<\/p>\n

\t<\/a><\/p>\n

\t\u00a0(Zdroj: gettyimages.com)<\/p>\n

Obavy navy\u0161e nes\u00favisia iba s bud\u00facnos\u0165ou. \u00dato\u010dn\u00edci m\u00f4\u017eu u\u017e dnes zhroma\u017e\u010fova\u0165 za\u0161ifrovan\u00e9 d\u00e1ta a nesk\u00f4r sa ich pok\u00fasi\u0165 de\u0161ifrova\u0165 pomocou v\u00fdkonnej\u0161ieho kvantov\u00e9ho po\u010d\u00edta\u010da. Tento postup sa ozna\u010duje ako \u201eHarvest now, decrypt later\u201c, vo\u013ene prelo\u017een\u00e9 ako „robi\u0165 „\u017eatvu“ teraz – rozl\u00fa\u0161ti\u0165 to nesk\u00f4r“.<\/p>\n

Technologick\u00fd svet sa preto pripravuje na takzvan\u00fa postkvantov\u00fa kryptografiu. NIST u\u017e v roku 2024 dokon\u010dil prv\u00e9 \u0161tandardy ur\u010den\u00e9 na ochranu pred bud\u00facimi kvantov\u00fdmi \u00fatokmi. Kedy v\u0161ak pr\u00edde skuto\u010dn\u00fd Q-Day, zost\u00e1va nejasn\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"Q-day m\u00f4\u017ee predznamena\u0165 koniec internetu. (Zdroj: gettyimages.com) WASHINGTON – Internet, bankovn\u00edctvo \u010di ochrana citliv\u00fdch \u00fadajov sa m\u00f4\u017eu v…\n","protected":false},"author":2,"featured_media":169763,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[8],"tags":[838,48133,35466,48134,33,48135,43,40,42,36,50,49,48],"class_list":["post-169762","post","type-post","status-publish","format-standard","has-post-thumbnail","category-svet","tag-internet","tag-koniec-internetu","tag-kvantove-pocitace","tag-kyberneticky-svet","tag-news","tag-q-day","tag-sk","tag-slovak","tag-slovencina","tag-spravy","tag-svet","tag-world","tag-world-news"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@sk\/117208630315322189","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts\/169762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/comments?post=169762"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts\/169762\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/media\/169763"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/media?parent=169762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/categories?post=169762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/tags?post=169762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}