{"id":33882,"date":"2026-10-07T18:13:03","date_gmt":"2026-10-07T16:13:03","guid":{"rendered":"https:\/\/eu.wedoback.com\/?page_id=33882"},"modified":"2026-10-08T13:10:25","modified_gmt":"2026-10-08T11:10:25","slug":"ochrana-zaloh-pred-ransomwarem","status":"publish","type":"page","link":"https:\/\/eu.wedoback.com\/cs\/pruvodci\/zalohovani\/ochrana-zaloh-pred-ransomwarem\/","title":{"rendered":"Jak chr\u00e1nit z\u00e1lohy p\u0159ed ransomwarem?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"33882\" class=\"elementor elementor-33882 elementor-31922\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70f5b9d e-con-full wdb-g e-flex e-con e-parent\" data-id=\"70f5b9d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7153c68 e-con-full wdb-g-hero e-flex e-con e-parent\" data-id=\"7153c68\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-b814fe8 e-con-full wdb-g-hero-in e-flex e-con e-parent\" data-id=\"b814fe8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-43f2ef1 elementor-widget elementor-widget-text-editor\" data-id=\"43f2ef1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-crumb\"><a href=\"\/cs\/\">Dom\u016f<\/a><span>\u203a<\/span><a href=\"\/cs\/pruvodci\/\">Pr\u016fvodci<\/a><span>\u203a<\/span><a href=\"\/cs\/pruvodci\/zalohovani\/\">Z\u00e1lohov\u00e1n\u00ed dat<\/a><\/p><p class=\"wdb-g-pill\" style=\"--pill:#01adb9\">Z\u00e1lohov\u00e1n\u00ed dat<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc28779 elementor-widget elementor-widget-heading\" data-id=\"dc28779\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Jak chr\u00e1nit z\u00e1lohy p\u0159ed ransomwarem?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-044bcb1 elementor-widget elementor-widget-text-editor\" data-id=\"044bcb1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-lead\">Z\u00e1lohy p\u0159ed ransomwarem ochr\u00e1n\u00edte tak, \u017ee je vyjmete ze s\u00edt\u011b, kterou \u00fato\u010dn\u00edk ovl\u00e1d\u00e1, zabr\u00e1n\u00edte jejich smaz\u00e1n\u00ed po stanovenou dobu a uchov\u00e1te dost historie, abyste na\u0161li verzi z doby p\u0159ed pr\u016fnikem. Antivir na pracovn\u00edch stanic\u00edch z\u00e1lohu nechr\u00e1n\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c3a76a5 elementor-widget elementor-widget-text-editor\" data-id=\"c3a76a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-meta\"><span>Aktualizov\u00e1no v <b>\u0159\u00edjnu 2026<\/b><\/span><span><b>4 min<\/b> \u010dten\u00ed<\/span><span><b>5<\/b> citovan\u00fdch zdroj\u016f<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6eabae5 e-con-full wdb-g-body e-flex e-con e-parent\" data-id=\"6eabae5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4914f4a e-con-full wdb-g-grid e-flex e-con e-parent\" data-id=\"4914f4a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-43c0588 e-con-full wdb-g-article e-flex e-con e-parent\" data-id=\"43c0588\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16c6010 elementor-widget elementor-widget-text-editor\" data-id=\"16c6010\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-key\"><h2>To hlavn\u00ed<\/h2><ul><li>\u00dato\u010dn\u00edci <strong>m\u00ed\u0159\u00ed nejprve na z\u00e1lohy<\/strong>, aby ob\u011bti nezbylo nic ne\u017e v\u00fdkupn\u00e9: ANSSI, francouzsk\u00e1 n\u00e1rodn\u00ed agentura pro kybernetickou bezpe\u010dnost, to pozoruje u\u017e n\u011bkolik let.<\/li><li>Alespo\u0148 jedna kopie mus\u00ed b\u00fdt <strong>offline nebo nem\u011bnn\u00e1<\/strong> a mimo produk\u010dn\u00ed dom\u00e9nu Windows.<\/li><li>\u00da\u010dty pro z\u00e1lohov\u00e1n\u00ed mus\u00ed b\u00fdt <strong>vyhrazen\u00e9 a osobn\u00ed<\/strong>, odd\u011blen\u00e9 od \u00fa\u010dtu spr\u00e1vce pro b\u011b\u017enou pr\u00e1ci.<\/li><li>Uchov\u00e1vejte <strong>alespo\u0148 30 dn\u00ed<\/strong> historie: pr\u016fnik \u010dasto z\u016fst\u00e1v\u00e1 n\u011bkolik t\u00fddn\u016f nepozorov\u00e1n.<\/li><li>Obnovu star\u0161\u00ed verze testujte <strong>ka\u017ed\u00e9 \u010dtvrtlet\u00ed<\/strong>, v\u010detn\u011b \u0161ifrovac\u00edho kl\u00ed\u010de.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26e538f elementor-widget elementor-widget-text-editor\" data-id=\"26e538f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Pro\u010d z\u00e1lohy padnou spolu se servery<\/h2><p>Pro autora ransomwaru je u\u017eite\u010dn\u00fd \u00fatok, kter\u00fd ob\u011bti nenech\u00e1 cestu zp\u011bt. ANSSI to konstatuje ve sv\u00e9 p\u0159\u00edru\u010dce o ransomwaru: st\u00e1le v\u00edce kyberzlo\u010dinc\u016f \u00fato\u010d\u00ed na z\u00e1lohy, aby omezili mo\u017enosti obnovy dat. Skupiny proto hledaj\u00ed konzole z\u00e1lohov\u00e1n\u00ed, sd\u00edlen\u00ed <code>backup<\/code>, dom\u00e9nov\u00e9 \u00fa\u010dty znovu pou\u017eit\u00e9 na NAS a pl\u00e1novan\u00e9 \u00falohy s heslem v otev\u0159en\u00e9m textu. Kdy\u017e \u0161ifruj\u00ed, \u0161ifruj\u00ed i tyto c\u00edle, nebo je sma\u017eou.<\/p><p>Z\u00e1loha \u201ena NAS na chodb\u011b\u201c se stejn\u00fdm \u00fa\u010dtem spr\u00e1vce jako servery pat\u0159\u00ed do dosahu \u00fatoku. Podrobn\u011bji se t\u00e9matu v\u011bnuje <a href=\"\/cs\/pruvodci\/zalohovani\/zalohovani-nas\/\">Jak z\u00e1lohovat NAS?<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-717dd6b elementor-widget elementor-widget-text-editor\" data-id=\"717dd6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Opat\u0159en\u00ed, kter\u00e1 m\u011bn\u00ed v\u00fdsledek<\/h2><ol><li><strong>Kopie mimo dom\u00e9nu a mimo p\u0159ipojen\u00e1 sd\u00edlen\u00ed.<\/strong> Produk\u010dn\u00ed server nesm\u00ed vid\u011bt \u00falo\u017ei\u0161t\u011b z\u00e1loh jako disk, kter\u00fd m\u016f\u017ee vypr\u00e1zdnit. ANSSI doporu\u010duje, aby servery z\u00e1loh nebyly sou\u010d\u00e1st\u00ed produk\u010dn\u00ed dom\u00e9ny Windows a aby alespo\u0148 jedna z\u00e1loha byla offline, nebo nen\u00ed-li to mo\u017en\u00e9, mimo provozovnu.<\/li><li><strong>Nem\u011bnnost.<\/strong> Po dobu 15, 30 nebo 90 dn\u00ed nikdo, ani spr\u00e1vce, nem\u016f\u017ee body obnovy smazat ani p\u0159epsat. Jde o <a href=\"\/cs\/pruvodci\/zalohovani\/uloziste-worm\/\">\u00falo\u017ei\u0161t\u011b WORM<\/a> neboli <a href=\"\/cs\/pruvodci\/zalohovani\/nemenna-zaloha\/\">nem\u011bnnou z\u00e1lohu<\/a>. Tato doba mus\u00ed p\u0159esahovat dobu do odhalen\u00ed \u00fatoku.<\/li><li><strong>Odd\u011blen\u00e9 \u00fa\u010dty.<\/strong> \u00da\u010det, kter\u00fd z\u00e1lohuje, nen\u00ed \u00fa\u010det pro prohl\u00ed\u017een\u00ed webu ani dom\u00e9nov\u00fd spr\u00e1vce pou\u017e\u00edvan\u00fd ka\u017ed\u00fd den. ANSSI po\u017eaduje osobn\u00ed a vyhrazen\u00e9 \u00fa\u010dty pro spr\u00e1vu z\u00e1loh. Konzoli chr\u00e1n\u00ed v\u00edcefaktorov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed.<\/li><li><strong>Historie del\u0161\u00ed ne\u017e tich\u00fd pr\u016fnik.<\/strong> Sedm dn\u00ed je \u010dasto p\u0159\u00edli\u0161 m\u00e1lo. T\u0159icet dn\u00ed je pro malou \u010di st\u0159edn\u00ed firmu realisti\u010dt\u011bj\u0161\u00ed minimum.<\/li><li><strong>Upozorn\u011bn\u00ed, kter\u00e1 n\u011bkdo \u010dte.<\/strong> Z\u00e1loha zastaven\u00e1 deset dn\u00ed p\u0159ed za\u0161ifrov\u00e1n\u00edm je sign\u00e1l. Stejn\u011b tak nesmysln\u00fd z\u00e1lohovan\u00fd objem: ANSSI uv\u00e1d\u00ed tento typ anom\u00e1lie mezi kontrolami, kter\u00e9 je t\u0159eba prov\u00e1d\u011bt. Upozorn\u011bn\u00ed ale mus\u00ed n\u011bkdo dost\u00e1vat jinde ne\u017e do e-mailov\u00e9 schr\u00e1nky ji\u017e kompromitovan\u00e9ho serveru.<\/li><li><strong>Zku\u0161ebn\u00ed obnova<\/strong> star\u0161\u00ed verze, alespo\u0148 jednou za \u010dtvrtlet\u00ed. Den \u00fatoku nen\u00ed vhodn\u00e1 chv\u00edle zjistit, \u017ee kl\u00ed\u010d nelze naj\u00edt. Postup popisuje <a href=\"\/cs\/pruvodci\/zalohovani\/jak-otestovat-zalohu\/\">Jak ov\u011b\u0159it, \u017ee z\u00e1loha funguje?<\/a>.<\/li><\/ol><p>\u0160ifrov\u00e1n\u00ed z\u00e1lohy chr\u00e1n\u00ed d\u016fv\u011brnost p\u0159i kr\u00e1de\u017ei disk\u016f. Nechr\u00e1n\u00ed ale p\u0159ed \u00fato\u010dn\u00edkem, kter\u00fd body obnovy sma\u017ee pomoc\u00ed va\u0161eho vlastn\u00edho z\u00e1lohovac\u00edho n\u00e1stroje: ten s nimi um\u00ed pracovat. Proto nem\u011bnnost a odd\u011blen\u00ed opr\u00e1vn\u011bn\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0ff59a elementor-widget elementor-widget-text-editor\" data-id=\"f0ff59a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Offline, nem\u011bnn\u00e1, klasick\u00e1: co kter\u00e1 kopie zastav\u00ed<\/h2><table><thead><tr><th>Hrozba<\/th><th>Klasick\u00e1 online kopie<\/th><th>Nem\u011bnn\u00e1 kopie<\/th><th>Offline kopie<\/th><\/tr><\/thead><tbody><tr><td>Za\u0161ifrov\u00e1n\u00ed s\u00ed\u0165ov\u00fdch sd\u00edlen\u00ed<\/td><td>Ohro\u017eena, je-li p\u0159ipojena<\/td><td>Chr\u00e1n\u011bna<\/td><td>Chr\u00e1n\u011bna<\/td><\/tr><tr><td>Smaz\u00e1n\u00ed p\u0159es ukradenou konzoli<\/td><td>Ohro\u017eena<\/td><td>Odm\u00edtnuto do konce lh\u016fty<\/td><td>Mimo dosah<\/td><\/tr><tr><td>Po\u017e\u00e1r nebo kr\u00e1de\u017e v serverovn\u011b<\/td><td>Ohro\u017eena, je-li na m\u00edst\u011b<\/td><td>Chr\u00e1n\u011bna, je-li mimo provozovnu<\/td><td>Chr\u00e1n\u011bna, je-li mimo provozovnu<\/td><\/tr><tr><td>Rychl\u00e1 obnova<\/td><td>Ano<\/td><td>Ano<\/td><td>Pomalej\u0161\u00ed<\/td><\/tr><\/tbody><\/table><p>ANSSI p\u0159ipom\u00edn\u00e1, \u017ee odolnost nem\u011bnnosti se li\u0161\u00ed podle technologie a \u017ee offline kopie z\u016fst\u00e1v\u00e1 nejodoln\u011bj\u0161\u00ed. Pro malou \u010di st\u0159edn\u00ed firmu je nem\u011bnnost u extern\u00edho poskytovatele \u010dasto realistick\u00fdm zp\u016fsobem, jak m\u00edt kopii, kterou ukraden\u00fd \u00fa\u010det nem\u016f\u017ee smazat, bez ru\u010dn\u00ed rotace m\u00e9di\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e11b200 elementor-widget elementor-widget-text-editor\" data-id=\"e11b200\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Co d\u011blat b\u011bhem \u00fatoku<\/h2><p>Izolujte stroje, nepla\u0165te ve sp\u011bchu a nema\u017ete za\u0161ifrovan\u00e9 disky, dokud nenajdete zdravou kopii. No More Ransom (Europol a partne\u0159i) doporu\u010duje neplatit a \u00fatok nahl\u00e1sit policii: uchovejte d\u016fkazy (protokoly, zpr\u00e1vu s po\u017eadavkem na v\u00fdkupn\u00e9, za\u0161ifrovan\u00e9 soubory) a p\u0159ed reinstalac\u00ed podejte trestn\u00ed ozn\u00e1men\u00ed u policie ve sv\u00e9 zemi. Pokud je firma poji\u0161t\u011bna proti kybernetick\u00fdm rizik\u016fm, ov\u011b\u0159te ve smlouv\u011b lh\u016fty pro nahl\u00e1\u0161en\u00ed ud\u00e1losti a pod\u00e1n\u00ed trestn\u00edho ozn\u00e1men\u00ed: li\u0161\u00ed se podle zem\u011b a poji\u0161\u0165ovny. Pokud jsou zasa\u017eeny osobn\u00ed \u00fadaje, ukl\u00e1d\u00e1 GDPR (\u010dl\u00e1nek 33) ohl\u00e1sit to do 72 hodin dozorov\u00e9mu \u00fa\u0159adu pro ochranu osobn\u00edch \u00fadaj\u016f ve va\u0161\u00ed zemi (nap\u0159\u00edklad APD v Belgii, CNPD v Lucembursku, CNIL ve Francii). Provozn\u00ed podrobnosti najdete v <a href=\"\/cs\/pruvodci\/co-delat-kdyz\/spustil-se-ransomware\/\">Pr\u00e1v\u011b se spustil ransomware<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d0613b elementor-widget elementor-widget-text-editor\" data-id=\"1d0613b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-brand\"><h2>Jak to \u0159e\u0161\u00ed WeDoBack<\/h2><p>Kopie jsou \u0161ifrov\u00e1ny na za\u0159\u00edzen\u00ed je\u0161t\u011b p\u0159ed odesl\u00e1n\u00edm a pot\u00e9 ukl\u00e1d\u00e1ny na serverech vyhrazen\u00fdch pro z\u00e1lohov\u00e1n\u00ed, odd\u011blen\u00fdch od produkce a mimo s\u00ed\u0165 z\u00e1kazn\u00edka. \u0160ifrovac\u00ed kl\u00ed\u010d z\u016fst\u00e1v\u00e1 u z\u00e1kazn\u00edka. Nab\u00eddka <a href=\"\/cs\/nabidka-nemenny\/\">NEM\u011aNN\u00dd<\/a> zakazuje zm\u011bnu i smaz\u00e1n\u00ed po zvolenou dobu, a\u017e deset let, za ve\u0159ejnou cenu 20 \u20ac bez DPH za ka\u017ed\u00fdch 100 GB m\u011bs\u00ed\u010dn\u011b, plus jeden agent. Nab\u00eddky <a href=\"\/cs\/nabidka-integral\/\">INTEGRAL<\/a>, <a href=\"\/cs\/nabidka-drp\/\">DRP<\/a> a <a href=\"\/cs\/nabidka-bcp\/\">BCP<\/a> zahrnuj\u00ed sledov\u00e1n\u00ed zm\u011bn soubor\u016f zam\u011b\u0159en\u00e9 na ransomware, kontrolu koncov\u00fdch za\u0159\u00edzen\u00ed a hodnocen\u00ed zranitelnost\u00ed; automatick\u00e1 oprava zranitelnost\u00ed je placen\u00fd dopln\u011bk dod\u00e1van\u00fd s IT CyberWall. Z\u00e1lohy jsou monitorov\u00e1ny nonstop. Lidsk\u00e1 podpora je k dispozici na \u010d\u00edsle +33 9 72 50 78 28 od 9:00 do 13:00 a od 14:00 do 17:30 (pa\u0159\u00ed\u017esk\u00e9ho \u010dasu). Obnova prob\u00edh\u00e1 z verze z doby p\u0159ed \u00fatokem, vybran\u00e9 z uchov\u00e1van\u00e9 historie. WeDoBack ned\u00e1v\u00e1 z\u00e1ruky typu \u201e\u017e\u00e1dn\u00fd ransomware neprojde\u201c: nem\u011bnn\u00e1 kopie slou\u017e\u00ed k n\u00e1vratu zp\u011bt, \u00fatoku na produk\u010dn\u00ed prost\u0159ed\u00ed nezabr\u00e1n\u00ed.<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/cs\/nabidka-nemenny\/\">Poznejte nab\u00eddku NEM\u011aNN\u00dd<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/cs\/cenova-nabidka\/\">Vy\u017e\u00e1dat cenovou nab\u00eddku<\/a><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce5efc9 elementor-widget elementor-widget-text-editor\" data-id=\"ce5efc9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-faq\"><h2>\u010cast\u00e9 dotazy<\/h2><details><summary>Sta\u010d\u00ed proti ransomwaru \u0161ifrov\u00e1n\u00ed z\u00e1loh?<\/summary><p>Ne. \u0160ifrov\u00e1n\u00ed br\u00e1n\u00ed t\u0159et\u00ed stran\u011b \u010d\u00edst ukraden\u00e9 kopie. Nezabr\u00e1n\u00ed ale \u00fato\u010dn\u00edkovi, kter\u00fd ovl\u00e1dl konzoli z\u00e1lohov\u00e1n\u00ed, aby je smazal, proto\u017ee n\u00e1stroj s nimi um\u00ed pracovat. Je t\u0159eba p\u0159idat nem\u011bnnost nebo offline kopii a odd\u011blen\u00e9 \u00fa\u010dty.<\/p><\/details><details><summary>Chr\u00e1n\u00ed m\u00e9 soubory synchronizace do cloudu?<\/summary><p>Sama o sob\u011b ne. Synchronizace zkop\u00edruje i soubory za\u0161ifrovan\u00e9 ransomwarem. Chr\u00e1n\u00ed z\u00e1loha s n\u011bkolika verzemi z r\u016fzn\u00fdch dn\u016f, z nich\u017e n\u011bkter\u00e9 nelze smazat, ulo\u017een\u00e1 mimo napadenou s\u00ed\u0165.<\/p><\/details><details><summary>M\u00e1m zaplatit v\u00fdkupn\u00e9, pokud byly zasa\u017eeny i z\u00e1lohy?<\/summary><p>No More Ransom (Europol a partne\u0159i) doporu\u010duje neplatit: obnovu dat nic nezaru\u010duje a platba financuje \u00fato\u010dn\u00edky. Uchovejte d\u016fkazy, podejte trestn\u00ed ozn\u00e1men\u00ed u policie ve sv\u00e9 zemi a vyhledejte odbornou pomoc. Pokud m\u00e1te poji\u0161t\u011bn\u00ed kybernetick\u00fdch rizik, ov\u011b\u0159te ve smlouv\u011b lh\u016fty pro nahl\u00e1\u0161en\u00ed ud\u00e1losti a pod\u00e1n\u00ed trestn\u00edho ozn\u00e1men\u00ed: li\u0161\u00ed se podle zem\u011b a poji\u0161\u0165ovny.<\/p><\/details><details><summary>Jak dlouho mus\u00ed z\u00e1loha z\u016fstat nem\u011bnn\u00e1, aby chr\u00e1nila p\u0159ed ransomwarem?<\/summary><p>D\u00e9le, ne\u017e je doba mezi pr\u016fnikem a jeho odhalen\u00edm. T\u0159icet dn\u00ed je pro malou \u010di st\u0159edn\u00ed firmu minimum; 90 dn\u00ed d\u00e1v\u00e1 rezervu, pokud je monitoring slab\u0161\u00ed. Podrobnosti najdete na na\u0161\u00ed str\u00e1nce o dob\u011b uchov\u00e1v\u00e1n\u00ed nem\u011bnn\u00e9 z\u00e1lohy.<\/p><\/details><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f8b63e9 elementor-widget elementor-widget-text-editor\" data-id=\"f8b63e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Dal\u0161\u00ed \u010dten\u00ed<\/h2><div class=\"wdb-g-related\"><a href=\"\/cs\/pruvodci\/zalohovani\/nemenna-zaloha\/\"><small>Z\u00e1lohov\u00e1n\u00ed dat<\/small>Co je nem\u011bnn\u00e1 z\u00e1loha?<\/a><a href=\"\/cs\/pruvodci\/zalohovani\/nemenna-zaloha-doba-uchovavani\/\"><small>Z\u00e1lohov\u00e1n\u00ed dat<\/small>Nem\u011bnn\u00e1 z\u00e1loha: jak dlouho data uchov\u00e1vat?<\/a><a href=\"\/cs\/pruvodci\/drp-bcp\/co-delat-po-kybernetickem-utoku\/\"><small>DRP a BCP<\/small>Co d\u011blat po kybernetick\u00e9m \u00fatoku?<\/a><a href=\"\/cs\/pruvodci\/drp-bcp\/obnova-it-po-ransomwaru\/\"><small>DRP a BCP<\/small>Jak znovu spustit IT po ransomwaru?<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ca8e00 elementor-widget elementor-widget-text-editor\" data-id=\"9ca8e00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-sources\"><h2>Zdroje<\/h2><p class=\"wdb-g-src-date\">Dokumenty ov\u011b\u0159eny v \u0159\u00edjnu 2026.<\/p><ol><li><a href=\"https:\/\/messervices.cyber.gouv.fr\/documents-guides\/anssi_fondamentaux_sauvegarde_systemes_dinformation_v1.1.pdf\" target=\"_blank\" rel=\"noopener\">Z\u00e1lohov\u00e1n\u00ed informa\u010dn\u00edch syst\u00e9m\u016f \u2013 Z\u00e1klady (ANSSI-BP-100, v1.1, 27. listopadu 2025, ve francouz\u0161tin\u011b)<\/a> \u2014 ANSSI (francouzsk\u00e1 agentura)<\/li><li><a href=\"https:\/\/messervices.cyber.gouv.fr\/documents-guides\/anssi-guide-attaques_par_rancongiciels_tous_concernes-v1.0.pdf\" target=\"_blank\" rel=\"noopener\">\u00datoky ransomwaru se t\u00fdkaj\u00ed v\u0161ech \u2013 Jak se na n\u011b p\u0159ipravit a jak reagovat p\u0159i incidentu? (ANSSI-GP-077, srpen 2020, ve francouz\u0161tin\u011b)<\/a> \u2014 ANSSI (francouzsk\u00e1 agentura)<\/li><li><a href=\"https:\/\/www.nomoreransom.org\/fr\/index.html\" target=\"_blank\" rel=\"noopener\">No More Ransom: rady a de\u0161ifrovac\u00ed n\u00e1stroje<\/a> \u2014 Europol a partne\u0159i<\/li><li><a href=\"https:\/\/www.europol.europa.eu\/report-a-crime\/report-cybercrime-online\" target=\"_blank\" rel=\"noopener\">Report cybercrime online: nahl\u00e1\u0161en\u00ed kybernetick\u00e9ho \u00fatoku policii ve va\u0161\u00ed zemi<\/a> \u2014 Europol<\/li><li><a href=\"https:\/\/www.wedoback.com\/offre-immuable\/\" target=\"_blank\" rel=\"noopener\">Nab\u00eddka NEM\u011aNN\u00dd: \u00falo\u017ei\u0161t\u011b WORM a ceny<\/a> \u2014 WeDoBack<\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f4bb77c e-con-full wdb-g-aside e-flex e-con e-parent\" data-id=\"f4bb77c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a143122 elementor-widget elementor-widget-text-editor\" data-id=\"a143122\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<nav class=\"wdb-g-toc\" aria-label=\"Obsah\"><p>Na t\u00e9to str\u00e1nce<\/p><ol><\/ol><\/nav>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c74704b elementor-widget elementor-widget-text-editor\" data-id=\"c74704b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-card\"><h3>Pl\u00e1nujete projekt z\u00e1lohov\u00e1n\u00ed, DRP nebo BCP?<\/h3><p>V\u00edce ne\u017e 20 let zku\u0161enost\u00ed s ochranou firemn\u00edch dat.<\/p><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/cs\/cenova-nabidka\/\">Vy\u017e\u00e1dat cenovou nab\u00eddku<\/a><a class=\"wdb-g-tel\" href=\"tel:+33972507828\">+33 9 72 50 78 28<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-82d7006 e-con-full wdb-g-cta e-flex e-con e-parent\" data-id=\"82d7006\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-eeb1848 e-con-full wdb-g-cta-in e-flex e-con e-parent\" data-id=\"eeb1848\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9636ff8 elementor-widget elementor-widget-text-editor\" data-id=\"9636ff8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Chra\u0148te sv\u00e1 data s WeDoBack<\/h2><p>\u0160ifrovan\u00e9 z\u00e1lohov\u00e1n\u00ed mimo pracovi\u0161t\u011b, nem\u011bnn\u00e9 \u00falo\u017ei\u0161t\u011b, DRP a BCP: popi\u0161te n\u00e1m sv\u00e9 servery a my v\u00e1m navrhneme vhodnou kombinaci.<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/cs\/cenova-nabidka\/\">Vy\u017e\u00e1dat cenovou nab\u00eddku<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/cs\/nabidky-a-ceny\/\">Zobrazit nab\u00eddky a ceny<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":33590,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_seopress_titles_title":"Jak chr\u00e1nit z\u00e1lohy p\u0159ed ransomwarem | WeDoBack","_seopress_titles_desc":"Um\u00edst\u011bte kopii mimo s\u00ed\u0165, zablokujte jej\u00ed smaz\u00e1n\u00ed na stanovenou 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