{"id":33860,"date":"2026-10-07T18:13:16","date_gmt":"2026-10-07T16:13:16","guid":{"rendered":"https:\/\/eu.wedoback.com\/?page_id=33860"},"modified":"2026-10-08T13:07:24","modified_gmt":"2026-10-08T11:07:24","slug":"kolik-zaloh-uchovavat","status":"publish","type":"page","link":"https:\/\/eu.wedoback.com\/cs\/pruvodci\/zalohovani\/kolik-zaloh-uchovavat\/","title":{"rendered":"Kolik z\u00e1loh je t\u0159eba uchov\u00e1vat?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"33860\" class=\"elementor elementor-33860 elementor-31918\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7abaf33 e-con-full wdb-g e-flex e-con e-parent\" data-id=\"7abaf33\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-346727d e-con-full wdb-g-hero e-flex e-con e-parent\" data-id=\"346727d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6e75a5b e-con-full wdb-g-hero-in e-flex e-con e-parent\" data-id=\"6e75a5b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8774c93 elementor-widget elementor-widget-text-editor\" data-id=\"8774c93\" 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-7e7bd85 elementor-widget elementor-widget-heading\" data-id=\"7e7bd85\" 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\">Kolik z\u00e1loh je t\u0159eba uchov\u00e1vat?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ef5514 elementor-widget elementor-widget-text-editor\" data-id=\"7ef5514\" 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\">Po\u010d\u00edtat je t\u0159eba dv\u011b v\u011bci: po\u010det kopi\u00ed, aby n\u011bjak\u00e1 zbyla, kdy\u017e m\u00e9dium shor\u00ed nebo je smaz\u00e1no, a po\u010det verz\u00ed v \u010dase, abyste se mohli vr\u00e1tit p\u0159ed chybu. Jedin\u00e1 velmi \u010derstv\u00e1 kopie neobstoj\u00ed ani v jednom; pravidlo 3-2-1 a m\u011bs\u00edc denn\u00ed historie pokryj\u00ed v\u011bt\u0161inu mal\u00fdch a st\u0159edn\u00edch firem.<\/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-2225d03 elementor-widget elementor-widget-text-editor\" data-id=\"2225d03\" 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>3 min<\/b> \u010dten\u00ed<\/span><span><b>6<\/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-820ae38 e-con-full wdb-g-body e-flex e-con e-parent\" data-id=\"820ae38\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-e91e1e9 e-con-full wdb-g-grid e-flex e-con e-parent\" data-id=\"e91e1e9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3c51a37 e-con-full wdb-g-article e-flex e-con e-parent\" data-id=\"3c51a37\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a2d9abb elementor-widget elementor-widget-text-editor\" data-id=\"a2d9abb\" 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><strong>3 kopie<\/strong> (produkce + 2 z\u00e1lohy) na <strong>2 r\u016fzn\u00fdch m\u00e9di\u00edch<\/strong>, z toho <strong>1 offline<\/strong>: to je pravidlo ANSSI (francouzsk\u00e9 n\u00e1rodn\u00ed agentury pro kybernetickou bezpe\u010dnost) a CNIL (francouzsk\u00e9ho \u00fa\u0159adu pro ochranu osobn\u00edch \u00fadaj\u016f).<\/li><li>P\u0159idejte <strong>nem\u011bnnou<\/strong> kopii, pokud je offline kopie po\u0159izov\u00e1na z\u0159\u00eddka nebo je obt\u00ed\u017en\u00e9 ji udr\u017eovat.<\/li><li>Pokud jde o verze: p\u0159ibli\u017en\u011b <strong>30 denn\u00edch bod\u016f obnovy<\/strong>, pot\u00e9 n\u011bkolik t\u00fddenn\u00edch nebo m\u011bs\u00ed\u010dn\u00edch.<\/li><li>Dva disky ve stejn\u00e9m NAS se po\u010d\u00edtaj\u00ed jako <strong>jedin\u00e1<\/strong> kopie.<\/li><li>Spr\u00e1vn\u00e9 \u010d\u00edslo: z kolika nez\u00e1visl\u00fdch m\u00e9di\u00ed dok\u00e1\u017eete obnovit soubor star\u00fd dvacet dn\u00ed?<\/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-7b213d2 elementor-widget elementor-widget-text-editor\" data-id=\"7b213d2\" 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>Po\u010det kopi\u00ed: 3-2-1 a k tomu zmrazen\u00e1 kopie<\/h2><p>Pravidlo 3-2-1 z\u016fst\u00e1v\u00e1 z\u00e1kladn\u00edm minimem. ANSSI a CNIL je formuluj\u00ed takto:<\/p><ul><li><strong>3<\/strong> kopie dat: origin\u00e1l a dv\u011b z\u00e1lohy.<\/li><li><strong>2<\/strong> r\u016fzn\u00e1 m\u00e9dia, aby je stejn\u00e1 vada nezni\u010dila sou\u010dasn\u011b.<\/li><li><strong>1<\/strong> kopie offline na m\u00e9diu odpojen\u00e9m od jak\u00e9hokoli informa\u010dn\u00edho syst\u00e9mu.<\/li><\/ul><p>Mnoho v\u00fdklad\u016f nahrazuje \u201eoffline\u201c v\u00fdrazem \u201emimo provozovnu\u201c. Ob\u011b varianty jsou u\u017eite\u010dn\u00e9 a nelze je zam\u011b\u0148ovat: kopie mimo provozovnu z\u016fst\u00e1v\u00e1 pro \u00fato\u010dn\u00edka dosa\u017eiteln\u00e1, pokud je online se stejn\u00fdmi p\u0159ihla\u0161ovac\u00edmi \u00fadaji. ANSSI za ur\u010dit\u00fdch podm\u00ednek p\u0159ipou\u0161t\u00ed online kopii mimo provozovnu, offline kopii v\u0161ak pova\u017euje za nezbytnou, i kdy\u017e se po\u0159izuje m\u00e9n\u011b \u010dasto.<\/p><p>Od doby, kdy ransomware \u0161ifruje i dosa\u017eiteln\u00e9 z\u00e1lohy, se pravidlo dopl\u0148uje o:<\/p><ul><li><strong>1<\/strong> nem\u011bnnou nebo offline kopii, kterou b\u011b\u017en\u00fd spr\u00e1vce nem\u016f\u017ee smazat;<\/li><li><strong>0<\/strong> nepov\u0161imnut\u00fdch chyb: ne\u00fasp\u011b\u0161n\u00e9 \u00falohy spou\u0161t\u011bj\u00ed upozorn\u011bn\u00ed a obnova se zkou\u0161\u00ed.<\/li><\/ul><p>Dva disky ve stejn\u00e9m NAS p\u0159edstavuj\u00ed jedno riziko: kr\u00e1de\u017e, po\u017e\u00e1r, kompromitovan\u00fd \u00fa\u010det spr\u00e1vce. Stejn\u011b tak dva poskytovatel\u00e9 ve stejn\u00e9 budov\u011b, pokud je zvolen\u00fdm sc\u00e9n\u00e1\u0159em po\u017e\u00e1r.<\/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-02556c4 elementor-widget elementor-widget-text-editor\" data-id=\"02556c4\" 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>Po\u010det verz\u00ed v \u010dase<\/h2><p>Jedin\u00e1 kopie, kter\u00e1 se ka\u017edou noc p\u0159episuje, nen\u00ed historie. V den, kdy no\u010dn\u00ed kopie u\u017e obsahuje po\u0161kozen\u00fd soubor, nen\u00ed co obnovit.<\/p><p>Pro malou \u010di st\u0159edn\u00ed firmu je b\u011b\u017en\u00e1 a dostate\u010dn\u00e1 sada:<\/p><ul><li>jeden bod obnovy denn\u011b po dobu 30 dn\u00ed;<\/li><li>jeden bod obnovy t\u00fddn\u011b po dobu 8 a\u017e 12 t\u00fddn\u016f, pokud se chyby odhaluj\u00ed pozd\u011b;<\/li><li>jeden bod obnovy m\u011bs\u00ed\u010dn\u011b v archivu jen u doklad\u016f, kter\u00e9 je nutn\u00e9 uchovat.<\/li><\/ul><p>To je p\u0159ibli\u017en\u011b t\u0159icet denn\u00edch verz\u00ed, nikoli t\u0159icet \u00fapln\u00fdch kopi\u00ed: p\u0159\u00edr\u016fstkov\u00e9 z\u00e1lohy ukl\u00e1daj\u00ed jen zm\u011bny. Po\u010det verz\u00ed se stanovuje podle RPO a doby do odhalen\u00ed incidentu, ne podle magick\u00e9ho \u010d\u00edsla. Pro p\u0159ipomenut\u00ed: Mandiant nam\u011b\u0159il v roce 2025 medi\u00e1n 14 dn\u00ed mezi pr\u016fnikem a jeho odhalen\u00edm.<\/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-bbde392 elementor-widget elementor-widget-text-editor\" data-id=\"bbde392\" 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>Shrnut\u00ed<\/h2><table><thead><tr><th>Ot\u00e1zka<\/th><th>Minim\u00e1ln\u00ed odpov\u011b\u010f<\/th><th>Pro\u010d<\/th><\/tr><\/thead><tbody><tr><td>Kolik kopi\u00ed?<\/td><td>3 (produkce + 2 z\u00e1lohy)<\/td><td>P\u0159e\u017e\u00edt ztr\u00e1tu jednoho m\u00e9dia<\/td><\/tr><tr><td>Na kolika m\u00e9di\u00edch?<\/td><td>2 r\u016fzn\u00e9 typy<\/td><td>Vyhnout se spole\u010dn\u00e9 vad\u011b<\/td><\/tr><tr><td>Kolik offline nebo nem\u011bnn\u00fdch?<\/td><td>Alespo\u0148 1<\/td><td>Odolat ukraden\u00e9mu \u00fa\u010dtu spr\u00e1vce<\/td><\/tr><tr><td>Kolik verz\u00ed v \u010dase?<\/td><td>P\u0159ibli\u017en\u011b 30 denn\u00edch, pot\u00e9 \u0159id\u0161\u00ed<\/td><td>Vr\u00e1tit se p\u0159ed pozd\u011b odhalen\u00fd pr\u016fnik<\/td><\/tr><tr><td>Kolik test\u016f?<\/td><td>Alespo\u0148 jeden za \u010dtvrtlet\u00ed<\/td><td>Prok\u00e1zat, \u017ee kopii lze obnovit<\/td><\/tr><\/tbody><\/table>\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-8d541f0 elementor-widget elementor-widget-text-editor\" data-id=\"8d541f0\" 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>Kdy jich je pot\u0159eba v\u00edc<\/h2><ul><li>Pr\u016fb\u011b\u017en\u00e9 zad\u00e1v\u00e1n\u00ed dat (pokladna, zdravotnick\u00e1 dokumentace, v\u00fdroba): n\u011bkolik bod\u016f obnovy denn\u011b, jinak m\u016f\u017ee b\u00fdt \u201eposledn\u00ed z\u00e1loha\u201c a\u017e 24 hodin star\u00e1.<\/li><li>Povinnost prok\u00e1zat star\u00fd dokument: nejde o dal\u0161\u00ed z\u00e1lohu, ale o <a href=\"\/cs\/pruvodci\/zalohovani\/nemenna-zaloha\/\">nem\u011bnnou archivaci<\/a> p\u0159\u00edslu\u0161n\u00fdch doklad\u016f.<\/li><li>Vysok\u00e1 m\u00edra zm\u011bn soubor\u016f: historie je objemn\u011bj\u0161\u00ed. Ne\u017e objednan\u00fd objem zafixujete, zm\u011b\u0159te jeden skute\u010dn\u00fd t\u00fdden.<\/li><\/ul>\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-8e387dc elementor-widget elementor-widget-text-editor\" data-id=\"8e387dc\" 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>Kdy jich je p\u0159\u00edli\u0161<\/h2><p>Stovky bod\u016f obnovy, kter\u00e9 nikdy nikdo neobnovil, na lok\u00e1ln\u00edm disku, kter\u00fd m\u016f\u017ee kdokoli smazat, vyvol\u00e1vaj\u00ed dojem bezpe\u010d\u00ed. Krit\u00e9riem nen\u00ed \u010d\u00edslo zobrazen\u00e9 v konzoli. Krit\u00e9riem je: \u201eZ kolika nez\u00e1visl\u00fdch m\u00e9di\u00ed dok\u00e1\u017eu obnovit soubor star\u00fd dvacet dn\u00ed?\u201c Cybermalveillance.gouv.fr, francouzsk\u00e1 ve\u0159ejn\u00e1 platforma pro pomoc ob\u011btem kybernetick\u00fdch \u00fatok\u016f, p\u0159ipom\u00edn\u00e1, \u017ee je t\u0159eba pravideln\u011b ov\u011b\u0159ovat funk\u010dnost z\u00e1loh skute\u010dnou obnovou 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-339ba99 elementor-widget elementor-widget-text-editor\" data-id=\"339ba99\" 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>Ka\u017ed\u00e1 z\u00e1loha je ulo\u017eena mimo produk\u010dn\u00ed s\u00ed\u0165, \u0161ifrovan\u00e1 a redundantn\u011b na n\u011bkolika serverech. Z\u00e1kazn\u00edk stanovuje dobu uchov\u00e1v\u00e1n\u00ed v r\u00e1mci objemu. Nab\u00eddka <a href=\"\/cs\/nabidka-nemenny\/\">NEM\u011aNN\u00dd<\/a> p\u0159id\u00e1v\u00e1 kopii, kterou po zvolenou dobu, a\u017e deset let, nikdo nem\u016f\u017ee zm\u011bnit ani smazat. Monitoring z\u00e1loh funguje nonstop a hl\u00e1s\u00ed z\u00e1lohu, kter\u00e1 nebyla dokon\u010dena. Po\u010det u\u017eite\u010dn\u00fdch verz\u00ed tedy z\u00e1vis\u00ed na objednan\u00e9m objemu a nastaven\u00e9 \u010detnosti, nikoli na skryt\u00e9 kv\u00f3t\u011b \u201eN z\u00e1loh\u201c.<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/cs\/nabidky-a-ceny\/\">Zobrazit nab\u00eddky a ceny<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/cs\/nabidka-nemenny\/\">Poznejte nab\u00eddku NEM\u011aNN\u00dd<\/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-d00ffdb elementor-widget elementor-widget-text-editor\" data-id=\"d00ffdb\" 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>Znamen\u00e1 t\u0159icet verz\u00ed t\u0159icetin\u00e1sobek objemu?<\/summary><p>Ne. U p\u0159\u00edr\u016fstkov\u00fdch z\u00e1loh se po prvn\u00ed \u00fapln\u00e9 kopii ukl\u00e1daj\u00ed jen zm\u011bny. T\u0159icetidenn\u00ed historie m\u00e1 \u010dasto dvoj- a\u017e \u010dty\u0159n\u00e1sobek u\u017eite\u010dn\u00e9ho objemu, podle m\u00edry zm\u011bn soubor\u016f.<\/p><\/details><details><summary>Je offline kopie opravdu nutn\u00e1, kdy\u017e m\u00e1m z\u00e1lohu v cloudu?<\/summary><p>ANSSI, francouzsk\u00e1 n\u00e1rodn\u00ed agentura pro kybernetickou bezpe\u010dnost, ji pova\u017euje za nezbytnou, i kdy\u017e se po\u0159izuje m\u00e9n\u011b \u010dasto ne\u017e ostatn\u00ed, a za odoln\u011bj\u0161\u00ed ne\u017e online kopii. Pokud nem\u016f\u017eete zajistit rotaci m\u00e9di\u00ed, je kompromisem, se kter\u00fdm tat\u00e1\u017e p\u0159\u00edru\u010dka po\u010d\u00edt\u00e1, nem\u011bnn\u00e1 online kopie, kterou po stanovenou dobu nikdo nem\u016f\u017ee smazat.<\/p><\/details><details><summary>Kolik kopi\u00ed pro Microsoft 365?<\/summary><p>Plat\u00ed stejn\u00e1 logika: data v Microsoft 365 a k tomu alespo\u0148 jedna kopie mimo tenant s jin\u00fdmi p\u0159ihla\u0161ovac\u00edmi \u00fadaji. Ko\u0161 Exchange Online (ve v\u00fdchoz\u00edm nastaven\u00ed 14 dn\u00ed, nejv\u00fd\u0161e 30) nen\u00ed nez\u00e1visl\u00e1 kopie.<\/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-8643421 elementor-widget elementor-widget-text-editor\" data-id=\"8643421\" 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\/jak-dlouho-uchovavat-zalohy\/\"><small>Z\u00e1lohov\u00e1n\u00ed dat<\/small>Jak dlouho uchov\u00e1vat z\u00e1lohy?<\/a><a href=\"\/cs\/pruvodci\/zalohovani\/kde-ukladat-zalohy\/\"><small>Z\u00e1lohov\u00e1n\u00ed dat<\/small>Kde ukl\u00e1dat z\u00e1lohy?<\/a><a href=\"\/cs\/pruvodci\/zalohovani\/ochrana-zaloh-pred-ransomwarem\/\"><small>Z\u00e1lohov\u00e1n\u00ed dat<\/small>Jak chr\u00e1nit z\u00e1lohy p\u0159ed ransomwarem?<\/a><a href=\"\/cs\/pruvodci\/co-delat-kdyz\/zalohovani-selhalo\/\"><small>Co d\u011blat, kdy\u017e\u2026<\/small>Dne\u0161n\u00ed no\u010dn\u00ed z\u00e1loha selhala<\/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-2d4c9f4 elementor-widget elementor-widget-text-editor\" data-id=\"2d4c9f4\" 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<\/li><li><a href=\"https:\/\/www.cnil.fr\/fr\/securite-sauvegarder\" target=\"_blank\" rel=\"noopener\">Bezpe\u010dnost: Z\u00e1lohov\u00e1n\u00ed (ve francouz\u0161tin\u011b)<\/a> \u2014 CNIL<\/li><li><a href=\"https:\/\/www.cybermalveillance.gouv.fr\/tous-nos-contenus\/bonnes-pratiques\/sauvegardes\" target=\"_blank\" rel=\"noopener\">Pro\u010d a jak spr\u00e1vn\u011b spravovat z\u00e1lohy? (ve francouz\u0161tin\u011b)<\/a> \u2014 Cybermalveillance.gouv.fr<\/li><li><a href=\"https:\/\/cloud.google.com\/blog\/topics\/threat-intelligence\/m-trends-2026\/\" target=\"_blank\" rel=\"noopener\">M-Trends 2026: Data, Insights, and Strategies From the Frontlines (v angli\u010dtin\u011b)<\/a> \u2014 Mandiant (Google Cloud)<\/li><li><a href=\"https:\/\/learn.microsoft.com\/en-us\/exchange\/security-and-compliance\/recoverable-items-folder\/recoverable-items-folder\" target=\"_blank\" rel=\"noopener\">Recoverable Items folder in Exchange Online<\/a> \u2014 Microsoft Learn<\/li><li><a href=\"https:\/\/www.wedoback.com\/offres-et-tarifs\/\" target=\"_blank\" rel=\"noopener\">Nab\u00eddky 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-71eafb9 e-con-full wdb-g-aside e-flex e-con e-parent\" data-id=\"71eafb9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bb7f155 elementor-widget elementor-widget-text-editor\" data-id=\"bb7f155\" 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-fea4e12 elementor-widget elementor-widget-text-editor\" data-id=\"fea4e12\" 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-5b2d201 e-con-full wdb-g-cta e-flex e-con e-parent\" data-id=\"5b2d201\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4c84c7c e-con-full wdb-g-cta-in e-flex e-con e-parent\" data-id=\"4c84c7c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-771adf6 elementor-widget elementor-widget-text-editor\" data-id=\"771adf6\" 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":"Kolik z\u00e1loh uchov\u00e1vat? Pravidlo 3-2-1 | WeDoBack","_seopress_titles_desc":"Uchov\u00e1vejte alespo\u0148 t\u0159i kopie dat, z toho jednu mimo provozovnu a jednu nesmazatelnou, a dost verz\u00ed, abyste se mohli vr\u00e1tit p\u0159ed incident.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/sites\/6\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/sites\/6\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":"","_members_access_role":[],"_members_access_error":""},"class_list":["post-33860","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/pages\/33860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/comments?post=33860"}],"version-history":[{"count":1,"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/pages\/33860\/revisions"}],"predecessor-version":[{"id":35295,"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/pages\/33860\/revisions\/35295"}],"up":[{"embeddable":true,"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/pages\/33590"}],"wp:attachment":[{"href":"https:\/\/eu.wedoback.com\/cs\/wp-json\/wp\/v2\/media?parent=33860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}