{"id":77176,"date":"2026-05-06T09:57:08","date_gmt":"2026-05-06T09:57:08","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/77176\/"},"modified":"2026-05-06T09:57:08","modified_gmt":"2026-05-06T09:57:08","slug":"o2-zverejnilo-jaka-hesla-cesi-pouzivaji-nejcasteji","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/77176\/","title":{"rendered":"O2\u00a0zve\u0159ejnilo, jak\u00e1 hesla \u010ce\u0161i pou\u017e\u00edvaj\u00ed nej\u010dast\u011bji"},"content":{"rendered":"<p class=\"e_bW\">Nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edm heslem k\u00a0digit\u00e1ln\u00edm slu\u017eb\u00e1m v\u00a0\u010cesku je \u201eHeslo1234\u201c, n\u00e1sleduje \u201eadmin\u201c a\u00a0\u201e123456\u201c. K\u00a0jejich prolomen\u00ed a\u00a0p\u0159\u00edstupu na \u00fa\u010dty na soci\u00e1ln\u00edch s\u00edt\u00edch, e-mailu nebo platebn\u00edch slu\u017eb\u00e1ch sta\u010d\u00ed \u00fato\u010dn\u00edk\u016fm n\u011bkolik vte\u0159in. Vypl\u00fdv\u00e1 to ze <a data-dot=\"atm-link\" target=\"_blank\" rel=\"noopener nofollow\" href=\"https:\/\/blog.o2.cz\/cesku-stale-vladne-heslo1234-je-cas-na-velky-uklid-hesel?iitt=hfJLRfprRfn-bjQgnkJLRfXcbjQgtu4-&amp;utm_source=exponea&amp;utm_campaign=a401719_0505-669&amp;utm_medium=email\" class=\"e_n\">informac\u00ed<\/a> oper\u00e1tora O2, zve\u0159ejn\u011bn\u00fdch p\u0159i p\u0159\u00edle\u017eitosti Sv\u011btov\u00e9ho dne hesel p\u0159ipadaj\u00edc\u00edho na 7.\u00a0kv\u011btna.<\/p>\n<p class=\"e_bW\">\u010cesko se p\u0159\u00edli\u0161 neli\u0161\u00ed od celosv\u011btov\u00e9ho trendu, kde jsou nejv\u00edce vyu\u017e\u00edvan\u00e9 kombinace \u201e123456\u201c, \u201eadmin\u201c a \u201e12345678\u201c nebo kl\u00e1vesnicov\u00e9 sekvence typu \u201eqwerty\u201c. Z\u00e1rove\u0148 neplat\u00ed ani roz\u0161\u00ed\u0159en\u00fd m\u00fdtus, \u017ee mlad\u0161\u00ed, \u201edigit\u00e1ln\u00ed\u201c generace je na tom v\u00fdrazn\u011b l\u00e9pe. Analytick\u00e1 data firmy ukazuj\u00ed, \u017ee i\u00a0mlad\u00ed u\u017eivatel\u00e9, narozen\u00ed v\u00a0letech 1997\u00a0a\u017e 2007, si vol\u00ed stejn\u011b slab\u00e1 hesla jako generace lid\u00ed, kte\u0159\u00ed se narodili p\u0159ed rokem 1946.<\/p>\n<p><a data-dot=\"mol-article-card-media\" aria-hidden=\"true\" tabindex=\"-1\" href=\"https:\/\/www.seznamzpravy.cz\/clanek\/domaci-zivot-v-cesku-osm-tisic-utoku-za-dva-dny-cesko-cvicilo-jak-se-branit-nepratelskym-hackerum-304797\" class=\"e_n f_l0\" rel=\"nofollow noopener\" target=\"_blank\"><img fetchpriority=\"high\" height=\"900\"   width=\"1600\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/05\/kyberneticka-bezpecnost.jpeg\" loading=\"eager\" decoding=\"sync\" class=\"e_aa e_Z\"\/><\/a><\/p>\n<p class=\"e_bW\">\u201eJednoduch\u00e9 kombinace typu 123456, pokus123\u00a0nebo katka321\u00a0jsou pro automatizovan\u00e9 \u00fatoky prakticky otev\u0159en\u00e9 dve\u0159e. Speci\u00e1ln\u00ed programy je dok\u00e1\u017eou odhalit b\u011bhem n\u011bkolika sekund\u00a0\u2013 bez ohledu na to, kde je pou\u017e\u00edv\u00e1te,\u201c uvedla Blanka Vokounov\u00e1 z\u00a0O2.<\/p>\n<p class=\"e_bW\">V\u011bt\u0161ina lid\u00ed kv\u016fli snadn\u00e9mu zapamatov\u00e1n\u00ed spol\u00e9h\u00e1 na dv\u011b, t\u0159i stejn\u00e9 kombinace, kter\u00e9 pou\u017e\u00edv\u00e1 po\u0159\u00e1d dokola. Nebo m\u00e1 dokonce jedno heslo na v\u0161echno. To je tak\u00e9 rizikov\u00e9. Jakmile unikne z\u00a0jedn\u00e9 slu\u017eby, \u00fato\u010dn\u00edk ho velmi snadno vyzkou\u0161\u00ed i\u00a0jinde. B\u011bhem p\u00e1r minut se tak m\u016f\u017ee dostat do e-mailu, soci\u00e1ln\u00edch s\u00edt\u00ed i\u00a0dal\u0161\u00edch \u00fa\u010dt\u016f.<\/p>\n<p class=\"e_bW\">Bezpe\u010dn\u00e9 podle expert\u016f O2\u00a0nen\u00ed ani um\u00eds\u0165ov\u00e1n\u00ed hesel na pap\u00edrek p\u0159ilepen\u00fd k\u00a0monitoru nebo do pouzdra mobilu, p\u0159\u00edpadn\u011b sd\u00edlen\u00ed p\u0159ihla\u0161ovac\u00edch \u00fadaj\u016f s\u00a0dal\u0161\u00edmi lidmi.<\/p>\n","protected":false},"excerpt":{"rendered":"Nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edm heslem k\u00a0digit\u00e1ln\u00edm slu\u017eb\u00e1m v\u00a0\u010cesku je \u201eHeslo1234\u201c, n\u00e1sleduje \u201eadmin\u201c a\u00a0\u201e123456\u201c. K\u00a0jejich prolomen\u00ed a\u00a0p\u0159\u00edstupu na \u00fa\u010dty na soci\u00e1ln\u00edch s\u00edt\u00edch,&hellip;\n","protected":false},"author":2,"featured_media":77177,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[17,510,21,16,6647,18,19,22,20],"class_list":{"0":"post-77176","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-zpravy","8":"tag-headlines","9":"tag-heslo","10":"tag-hlavni-udalosti","11":"tag-news","12":"tag-o2","13":"tag-top-news","14":"tag-top-stories","15":"tag-udalosti-dne","16":"tag-zpravy"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116527041500695921","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/77176","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=77176"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/77176\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/77177"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=77176"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=77176"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=77176"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}