{"id":33261,"date":"2025-03-14T09:13:08","date_gmt":"2025-03-14T08:13:08","guid":{"rendered":"https:\/\/www.websupport.sk\/blog\/?p=33261"},"modified":"2025-04-03T14:26:39","modified_gmt":"2025-04-03T12:26:39","slug":"ddos-utoky","status":"publish","type":"post","link":"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/","title":{"rendered":"\u010co je to DDoS \u00fatok a ako sa mu \u00fa\u010dinne br\u00e1ni\u0165? (+pr\u00edklady)"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\"><b>Doba \u010d\u00edtania:<\/b><\/span> <span class=\"rt-time\"> 12<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\n<p><em>Hne\u010f na za\u010diatku roka sme za\u017eili kybernetick\u00fd \u00fatok na kataster nehnute\u013enost\u00ed. Nasledoval nepr\u00edjemn\u00fd \u00fatok na V\u0161eobecn\u00fa zdravotn\u00fa pois\u0165ov\u0148u. Mnoh\u00ed z&nbsp;v\u00e1s si v\u0161imli, \u017ee sa v&nbsp;tejto s\u00favislosti \u010dasto sklo\u0148oval pojem DDoS \u00fatok.<\/em><\/p>\n\n\n\n<p><em>Hoci sa nakoniec uk\u00e1zalo, \u017ee probl\u00e9m bol zrejme inde, viete, v&nbsp;\u010dom spo\u010d\u00edva DDoS \u00fatok a ak\u00fd je rozdiel medzi DDoS a&nbsp;DoS?<\/em><\/p>\n\n\n\n<p><em>Ak m\u00e1te vlastn\u00fd web alebo e-shop, ur\u010dite \u010d\u00edtajte \u010falej.<\/em><\/p>\n\n\n\n<p><strong>Obsah<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#dos\">DoS \u00fatok \u2013 \u010do to je?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#ddos\">\u010co je DDoS \u00fatok?<\/a>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#co-potrebuje-utocnik\">\u010co potrebuje \u00fato\u010dn\u00edk?<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#utocnici-ddos\">Pre\u010do si \u00fato\u010dn\u00edci vyberaj\u00fa DDoS?<\/a>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#co-motivuje-utocnikov\">\u010co naj\u010dastej\u0161ie motivuje \u00fato\u010dn\u00edkov?<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#ako-rozpoznat-ddos\">Ako rozpozna\u0165 DDoS \u00fatok?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#ddos-trestny-cin\">M\u00f4\u017ee by\u0165 DDoS \u00fatok trestn\u00fd \u010din?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#ako-sa-chranit\">Ako sa chr\u00e1ni\u0165 vo\u010di DDoS \u00fatoku?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2025\/03\/ddos-utoky\/#ako-chrani-websupport\">Ako v\u00e1s vo\u010di DDoS chr\u00e1ni Websupport?<\/a><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dos\"><strong>DoS \u00fatok \u2013 \u010do to je?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>DoS je skratkou pre <em>Denial of Service<\/em>, v&nbsp;preklade <em>odmietnutie slu\u017eby<\/em>, \u010do je cie\u013eom tohto kybernetick\u00e9ho \u00fatoku. Napadnut\u00e1 slu\u017eba v&nbsp;tomto pr\u00edpade m\u00f4\u017ee by\u0165 ak\u00e1ko\u013evek webov\u00e1 str\u00e1nka alebo aplik\u00e1cia, ale aj cel\u00e1 firemn\u00e1 sie\u0165.<\/p>\n\n\n\n<p>Tento \u00fatok je \u201ejednoduch\u0161ia verzia\u201c DDoS. Spo\u010d\u00edva v&nbsp;tom, \u017ee \u00fato\u010dn\u00edk pou\u017eije jedno zariadenie na \u00fatoky na in\u00e9 zariadenie tak, aby toto prestalo riadne fungova\u0165.<\/p>\n\n\n\n<p><em>Pr\u00edklad<\/em><em><\/em><\/p>\n\n\n\n<p>Ak sa v\u00e1m to zd\u00e1 pr\u00edli\u0161 abstraktn\u00e9, predstavte si u\u017e spom\u00ednan\u00fd kataster nehnute\u013enost\u00ed. Ak vyu\u017eijete jedno zariadenie, napr\u00edklad svoj po\u010d\u00edta\u010d, z&nbsp;ktor\u00e9ho v\u010faka \u0161peci\u00e1lne vyvinut\u00e9mu programu vy\u0161lete za sekundu desiatky a\u017e stovky po\u017eiadaviek na vyh\u013eadanie nehnute\u013enost\u00ed, \u010do urob\u00ed server, na ktorom kataster be\u017e\u00ed? Prestane by\u0165 schopn\u00fd tieto po\u017eiadavky vybavova\u0165 kv\u00f4li \u00fapln\u00e9mu zahlteniu pam\u00e4te a&nbsp;v\u00fdpo\u010dtov\u00e9ho v\u00fdkonu.<\/p>\n\n\n\n<p>V\u00fdsledkom m\u00f4\u017ee by\u0165 pomal\u00e9 na\u010d\u00edtanie slu\u017eby alebo jej \u00fapln\u00e9 \u201espadnutie\u201c. Od mohutnosti \u00fatoku z\u00e1le\u017e\u00ed, \u010di toto obmedzenie bude trva\u0165 nieko\u013eko min\u00fat, hod\u00edn, dn\u00ed alebo aj dlh\u0161ie. Ak m\u00e1te napr\u00edklad vlastn\u00fd e-shop, asi u\u017e v\u00e1m za\u010d\u00ednaj\u00fa blika\u0165 kontrolky. &nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ddos\"><strong>\u010co je DDoS \u00fatok?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Pri DDoS \u00fatoku je cie\u013e \u00fatoku rovnak\u00fd ako pri DoS, l\u00ed\u0161i sa v\u0161ak v&nbsp;sp\u00f4sobe jeho realiz\u00e1cie. Ako u\u017e napoved\u00e1 v\u00fdznam tejto skratky &#8211; <em>Distributed Denial of Service <\/em>(v&nbsp;preklade <em>distribuovan\u00e9 odmietnutie slu\u017eby<\/em>), \u00fato\u010dn\u00edk sa nezameriava v&nbsp;prvom kroku priamo na zariadenie obete. Najprv si postupne vytv\u00e1ra \u201earm\u00e1du\u201c po\u010d\u00edta\u010dov, ktor\u00e1 mu n\u00e1sledne posl\u00fa\u017ei na samotn\u00fd \u00fatok.<\/p>\n\n\n\n<p>Ako? \u00dato\u010dn\u00edk si vytipuje in\u00e9 zariadenia (naj\u010dastej\u0161ie po\u010d\u00edta\u010de prepojen\u00e9 internetom alebo r\u00f4zne IoT zariadenia, ktor\u00e9 pozn\u00e1me aj pod pojmom <em>smart<\/em> zariadenia pripojen\u00e9 na internet), ktor\u00e9 z&nbsp;riadiaceho serveru nakaz\u00ed v\u00edrusom a&nbsp;urob\u00ed z&nbsp;nich tzv. botov alebo zombie zariadenia.<\/p>\n\n\n\n<p>Ako ich nakaz\u00ed? Sp\u00f4sobov je mnoho. Jedn\u00fdm z&nbsp;nich m\u00f4\u017ee by\u0165 klasick\u00fd phishing, o&nbsp;ktorom si u&nbsp;n\u00e1s viete <a href=\"https:\/\/www.websupport.sk\/blog\/2022\/08\/ako-rozpoznat-podvodny-e-mail\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>pre\u010d\u00edta\u0165<\/u><\/a>&nbsp;na <a href=\"https:\/\/www.websupport.sk\/blog\/2021\/04\/ako-sa-branit-proti-phishingu\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>viacer\u00fdch miestach<\/u><\/a>.<\/p>\n\n\n\n<p>Takto infikovan\u00fdm zomb\u00edkom \u00fato\u010dn\u00edk n\u00e1sledne rozposiela pr\u00edkazy, \u010do maj\u00fa robi\u0165. Pr\u00edkazy spo\u010d\u00edvaj\u00fa pr\u00e1ve v&nbsp;\u00fatokoch na cie\u013eov\u00e9 zariadenie priamo z&nbsp;t\u00fdchto infikovan\u00fdch po\u010d\u00edta\u010dov, a&nbsp;to dokonca a\u017e v&nbsp;objeme a\u017e 5.6 Tbps (Terabitov za sekundu). Takto sa vy\u0161le nadmern\u00fd po\u010det po\u017eiadaviek na cie\u013eov\u00e9 zariadenie nie z&nbsp;jedn\u00e9ho po\u010d\u00edta\u010da, ale z&nbsp;celej siete, ktor\u00e9 tvoria tzv. <em>botnet<\/em> (sie\u0165 infikovan\u00fdch \u201ezombie\u201c po\u010d\u00edta\u010dov).<\/p>\n\n\n\n<p>Tak\u00fdto botnet je mo\u017en\u00e9 si na <a href=\"https:\/\/www.websupport.sk\/blog\/2024\/02\/ako-sa-dostat-na-dark-web\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>dark webe<\/u><\/a>&nbsp;aj klasicky prenaja\u0165, a&nbsp;to za relat\u00edvne n\u00edzke ceny.<\/p>\n\n\n\n<p><em>Pr\u00edklad<\/em><em><\/em><\/p>\n\n\n\n<p><em>V\u00e4\u010d\u0161ina HTTP DDoS \u00fatokov v&nbsp;roku 2024 (73 %) bola uskuto\u010dnen\u00fdch zo zn\u00e1mych botnetov (zdroj: cloudflare.com)<\/em>.<\/p>\n\n\n\n<p>Predstavme si to ako 100 hackerov, ktor\u00ed sedia za svojimi po\u010d\u00edta\u010dmi na r\u00f4znych miestach, v&nbsp;rovnakom \u010dase sa koordinuj\u00fa a vysielaj\u00fa po\u017eiadavky na cie\u013eov\u00e9 zariadenie, aby ochromili jeho \u010dinnos\u0165. Akur\u00e1t, \u017ee t\u00edto hackeri nie s\u00fa \u017eiv\u00ed, ale nahr\u00e1dza ich sie\u0165 po\u010d\u00edta\u010dov riaden\u00fdch z&nbsp;jedn\u00e9ho centra.<\/p>\n\n\n\n<p>Vo v\u00fdsledku to m\u00e1me ako dia\u013enicu, ktor\u00fa upchalo mno\u017estvo \u00e1ut z&nbsp;r\u00f4znych smerov. A&nbsp;\u013eudia, ktor\u00ed sa potrebuj\u00fa dosta\u0165 do pr\u00e1ce, nedok\u00e1\u017eu prejs\u0165. V&nbsp;pr\u00edpade DDoS \u00fatoku je cesta upchat\u00e1 z\u00e1merne.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"co-potrebuje-utocnik\"><strong>\u010co potrebuje \u00fato\u010dn\u00edk?<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Vlastn\u00e9 zariadenie (riadiaci server alebo tzv. <em>Command and Control server = C&amp;C server<\/em>)<\/li>\n\n\n\n<li>Po\u010d\u00edta\u010dov\u00fd v\u00edrus na postupn\u00e9 ovl\u00e1dnutie in\u00fdch zariaden\u00ed<\/li>\n\n\n\n<li>Zariadenia zapojen\u00e9 na internet, ktor\u00e9 vytvoria botnet (zombie sie\u0165)<\/li>\n<\/ol>\n\n\n\n<p>N\u00e1sledne sta\u010d\u00ed spusti\u0165 po\u010d\u00edta\u010dov\u00fd v\u00edrus na dia\u013eku na infikovanie ostatn\u00fdch zariaden\u00ed a&nbsp;zombie sie\u0165&nbsp;m\u00f4\u017ee za\u00fato\u010di\u0165 na cie\u013eov\u00e9 zariadenie z&nbsp;ka\u017ed\u00e9ho smeru.<\/p>\n\n\n\n<p>\u00dato\u010dn\u00edci \u010dasto pri DDoS \u00fatokoch pou\u017e\u00edvaj\u00fa aj <strong>IP spoofing<\/strong>, t.j. zatajenie svojej skuto\u010dnej IP adresy, pr\u00edpadne IP adresy \u00fato\u010diacich botov, a&nbsp;jej nahradenie inou. M\u00f4\u017ee \u00eds\u0165 o&nbsp;\u00faplne fikt\u00edvnu IP adresu alebo skuto\u010dn\u00fa IP adresu niekoho in\u00e9ho, pr\u00edpadne aj samotn\u00e9ho napadnut\u00e9ho zariadenia.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>Tip: Ak v\u00e1s zauj\u00edma spoofing podrobnej\u0161ie, ako funguje a&nbsp;ako sa mu vyhn\u00fa\u0165, v\u0161etko, \u010do potrebujete vedie\u0165, n\u00e1jdete v na\u0161om&nbsp;<\/em><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/11\/spoofing\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em><u><em>samostatnom \u010dl\u00e1nku<\/em><\/u><\/em><\/a><em>. <\/em><\/p>\n<\/blockquote>\n\n\n\n<p>DDoS m\u00f4\u017ee by\u0165 zameran\u00fd aj na zastre\u0161uj\u00facu slu\u017ebu. Napr\u00edklad si \u00fato\u010dn\u00edci m\u00f4\u017eu vybra\u0165 za cie\u013e syst\u00e9m poskytovate\u013ea internetu alebo dom\u00e9nov\u00fdch mien (DNS server) a \u201ezru\u0161i\u0165\u201c tak naraz nieko\u013eko syst\u00e9mov. V&nbsp;takom pr\u00edpade ide skuto\u010dne o&nbsp;typ \u00fatoku, kedy s&nbsp;men\u0161\u00edm (\u010di v\u00e4\u010d\u0161\u00edm) \u00fasil\u00edm, v&nbsp;z\u00e1vislosti od jeho \u0161ikovnosti, \u00fato\u010dn\u00edk dosiahne n\u00e1sledky ve\u013ek\u00e9ho rozsahu a&nbsp;sp\u00f4sob\u00ed doslova chaos na internete.<\/p>\n\n\n\n<p><em>Pr\u00edklad<\/em><em><\/em><\/p>\n\n\n\n<p><em>V&nbsp;roku 2016 do\u0161lo k&nbsp;mas\u00edvnemu \u00fatoku na v\u00fdznamn\u00e9ho poskytovate\u013ea DNS, ako k\u013e\u00fa\u010dov\u00fd prvok pre sie\u0165ov\u00fa infra\u0161trukt\u00faru viacer\u00fdch ve\u013ek\u00fdch spolo\u010dnost\u00ed ako Netflix, PayPal, Visa, Amazon a The New York Times. V\u010faka postupn\u00e9mu vytvoreniu mas\u00edvneho botnetu, vr\u00e1tane zariaden\u00ed IoT (internetu vec\u00ed), hackeri uskuto\u010dnili v tom \u010dase najv\u00e4\u010d\u0161\u00ed zaznamenan\u00fd DDoS \u00fatok. Dostupnos\u0165 v\u0161etk\u00fdch slu\u017eieb sa v\u0161ak podarilo do konca toho ist\u00e9ho d\u0148a obnovi\u0165.<\/em><\/p>\n\n\n\n<p>Pod\u013ea zverejnen\u00fdch zdrojov s\u00fa DDoS \u00fatoky neust\u00e1le na vzostupe. Len v&nbsp;prvej polovici roku 2024 bolo zaznamenan\u00fdch zhruba 8 mili\u00f3nov DDoS \u00fatokov (zdroj: cm-alliance.com).<\/p>\n\n\n\n<p>Po\u010das minul\u00e9ho roka poch\u00e1dzalo najviac \u00fatokov z&nbsp;kraj\u00edn ako&nbsp;Indon\u00e9zia, Hongkong, Singapur a&nbsp;Ukrajina (zdroj: cybernews.com).<\/p>\n\n\n\n<p>Ak v\u00e1s zauj\u00edma, ako vyzeraj\u00fa vizu\u00e1lne zobrazen\u00e9 \u00fatoky, pozrite si \u017eiv\u00e9 mapy kybernetick\u00fdch \u00fatokov, napr. na <a href=\"https:\/\/digitalattackmap.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>digitalattackmap<\/u><\/a>&nbsp;alebo <a href=\"https:\/\/cybermap.kaspersky.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>cybermap<\/u><\/a>&nbsp;od Kaspersky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"utocnici-ddos\"><strong>Pre\u010do si \u00fato\u010dn\u00edci vyberaj\u00fa DDoS?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>T\u00fato ot\u00e1zku ste si u\u017e pri \u010d\u00edtan\u00ed t\u00fdchto riadkov zrejme polo\u017eili. \u010co z&nbsp;toho ten \u00fato\u010dn\u00edk m\u00e1? Ve\u010f to asi nebude \u010dasovo ani finan\u010dne nen\u00e1ro\u010dn\u00e9. \u010co ho potom k&nbsp;tomu vedie?<\/p>\n\n\n\n<p>Sk\u00faste sa v\u017ei\u0165 do majite\u013ea firemnej siete, napr\u00edklad kuri\u00e9rskej slu\u017eby, ktor\u00e1 v\u010faka DDoS prestala na 3 dni fungova\u0165. Alebo pred\u00e1vate zdrav\u00fa v\u00fd\u017eivu cez svoj e-shop, ku ktor\u00e9mu sa z\u00e1kazn\u00edci nevedia t\u00fd\u017ede\u0148 dosta\u0165 a&nbsp;va\u0161e produkty s\u00fa na sklade. Tie\u017e (bez vyu\u017eitia v\u00e4\u010d\u0161ej fant\u00e1zie) si predstavte, \u017ee by DDoS smeroval vo\u010di webu katastra nehnute\u013enost\u00ed (<em>ako sme u\u017e uviedli, v&nbsp;pr\u00edpade zo za\u010diatku tohto roka i\u0161lo zrejme o&nbsp;in\u00fd typ \u00fatoku<\/em>) alebo V\u0161eobecnej zdravotnej pois\u0165ovne.<\/p>\n\n\n\n<p>Vo v\u00fdsledku, okrem \u0161kody,&nbsp;reputa\u010dn\u00fdch n\u00e1sledkov a&nbsp;n\u00e1kladov na obnovu syst\u00e9mu pre majite\u013ea cie\u013eov\u00e9ho webu alebo siete, prirodzene doch\u00e1dza k&nbsp;odlivu z\u00e1kazn\u00edkov na web, ktor\u00fd na rozdiel od napadnut\u00e9ho webu \u010falej funguje. Z\u00e1kazn\u00edk predsa chce svoju slu\u017ebu. A&nbsp;p\u00f4jde tam, kde ju dostane.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"co-motivuje-utocnikov\"><strong>\u010co naj\u010dastej\u0161ie motivuje \u00fato\u010dn\u00edkov?<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c1no spr\u00e1vne \u2013 asi v\u00e1s u\u017e napadlo, \u017ee tak\u00fdto <strong>\u00fatok si m\u00f4\u017ee objedna\u0165 konkurencia<\/strong>. Teda \u00fato\u010dn\u00edk to rob\u00ed zo zi\u0161tn\u00fdch d\u00f4vodov a&nbsp;svoj \u00fatok pred\u00e1va ako ur\u010dit\u00fd typ \u201eslu\u017eby\u201c pre svojich \u201ez\u00e1kazn\u00edkov\u201c.<\/li>\n\n\n\n<li>Zi\u0161tn\u00fdm d\u00f4vodom m\u00f4\u017ee by\u0165 motivovan\u00e9 aj <strong>vydieranie <\/strong>tak\u00e9hoto <strong>podnikate\u013ea <\/strong>samotn\u00fdm <strong>\u00fato\u010dn\u00edkom<\/strong>&nbsp;\u2013 \u201eAk chce\u0161, aby tvoj syst\u00e9m znovu fungoval, zapla\u0165 a&nbsp;\u00fatok skon\u010d\u00ed\u201c alebo \u201eZapla\u0165 a&nbsp;tebe sa to nestane\u201c (tzv. <em>DDoS Ransom Attacks<\/em>).<\/li>\n\n\n\n<li>\u010eal\u0161\u00edm d\u00f4vodom m\u00f4\u017ee by\u0165 aj presved\u010denie, \u017ee <strong>hacker \u201ebojuje so zlom\u201c<\/strong>. Ak sa mu podnikanie jeho obete nep\u00e1\u010di, m\u00f4\u017ee sa tak\u00fdmto sp\u00f4sobom <strong>ako aktivista<\/strong>&nbsp;sna\u017ei\u0165 pouk\u00e1za\u0165 na jeho praktiky a&nbsp;zbavi\u0165 svet na chv\u00ed\u013eu jeho \u0161kodlivej online pr\u00edtomnosti.<\/li>\n\n\n\n<li>In\u00fdmi d\u00f4vodmi je <strong>zakrytie in\u00fdch svojich \u010dinov<\/strong>, teda star\u00fdm zn\u00e1mym odp\u00fatan\u00edm pozornosti. V\u010faka tomu sa v\u0161etci venuj\u00fa nedostupnosti \u0161t\u00e1tnej online slu\u017eby alebo ve\u013ekej firemnej siete a&nbsp;na pozad\u00ed zatia\u013e nepozorovane prebieha nie\u010do in\u00e9. Nech\u00e1vame na va\u0161ej fant\u00e1zii, ako by sa tento pr\u00edstup dal vyu\u017ei\u0165 v&nbsp;praxi.<\/li>\n<\/ul>\n\n\n\n<p><em>Pr\u00edklad<\/em><em><\/em><\/p>\n\n\n\n<p><em>Jeden n\u00e1\u0161 zn\u00e1my sa stal obe\u0165ou (D)Dos \u00fatoku v podobe zahltenia jeho e-mailovej schr\u00e1nky obrovsk\u00fdm mno\u017estvom doru\u010dovan\u00fdch e-mailov za sekundu. T\u00fdm do\u0161lo k&nbsp;\u00fapln\u00e9mu znefunk\u010dneniu jeho e-mailu a&nbsp;zn\u00e1my nemal tu\u0161enie, \u010di mu pri\u0161lo ak\u00e9ko\u013evek upozornenie od Paypalu. K\u00fdm sa on \u201ezab\u00e1val\u201c so znefunk\u010dnenou schr\u00e1nkou, \u00fato\u010dn\u00edci si zatia\u013e previedli v\u0161etky jeho peniaze z&nbsp;jeho Paypal \u00fa\u010dtu. <\/em><em><\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u010eal\u0161\u00edmi d\u00f4vodmi b\u00fdvaj\u00fa demon\u0161tr\u00e1cia schopnost\u00ed medzi hackermi, osobn\u00e1 pomsta, kyberterorizmus (zastra\u0161enie verejnosti) a&nbsp;pod.<\/li>\n<\/ul>\n\n\n\n<p><em>Pr\u00edklad<\/em><em><\/em><\/p>\n\n\n\n<p><em>V&nbsp;roku 2021 bol napadnut\u00fd rusk\u00fd technologick\u00fd gigant Yandex. DDoS \u00fatok trval vy\u0161e mesiaca a&nbsp;dosiahol silu a\u017e 22 mili\u00f3nov po\u017eiadaviek za sekundu. Prekvapivo pri tomto \u00fatoku nedo\u0161lo k&nbsp;naru\u0161eniu slu\u017eieb ani \u00faniku \u017eiadnych osobn\u00fdch \u00fadajov.<\/em><em> <\/em><em><\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ako-rozpoznat-ddos\"><strong>Ako rozpozna\u0165 DDoS \u00fatok?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Cie\u013eov\u00e9 zariadenie je naprogramovan\u00e9 vybavova\u0165 po\u017eiadavky, ktor\u00e9 prich\u00e1dzaj\u00fa od n\u00e1v\u0161tevn\u00edkov webu alebo pou\u017e\u00edvate\u013eov aplik\u00e1cie. T\u00fdm, \u017ee \u00fato\u010diaca zombie sie\u0165 je tvoren\u00e1 norm\u00e1lnymi, be\u017en\u00fdmi zariadeniami, ktor\u00e9 napr\u00edklad aj teraz dr\u017e\u00edte v&nbsp;ruke, je \u0165a\u017ek\u00e9 tak\u00e9to \u00fatoky rozpozna\u0165 a&nbsp;odmietnu\u0165.<\/p>\n\n\n\n<p>Prv\u00fdm varovn\u00fdm sign\u00e1lom je spomalenie na\u010d\u00edtania alebo reakci\u00ed webu alebo syst\u00e9mu pre z\u00e1kazn\u00edkov \u010di zamestnancov vo firme, alebo ich \u00fapln\u00e1 nedostupnos\u0165.<\/p>\n\n\n\n<p>Probl\u00e9my s&nbsp;dostupnos\u0165ou verejn\u00fdch slu\u017eieb monitoruje viacero str\u00e1nok. Ak chcete vedie\u0165, ak\u00e9 probl\u00e9my s\u00fa nahlasovan\u00e9 so slu\u017ebami na Slovensku, m\u00f4\u017eete si otvori\u0165 napr\u00edklad slovensk\u00fd <a href=\"https:\/\/downdetector.sk\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>downdetector<\/u><\/a>. Ak chcete vedie\u0165, \u010di konkr\u00e9tny web nefunguje len v\u00e1m (<em>probl\u00e9m je u&nbsp;v\u00e1s<\/em>) alebo v\u0161etk\u00fdm (<em>probl\u00e9m je vo webe<\/em>), zadajte adresu webu <a href=\"https:\/\/downforeveryoneorjustme.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>napr\u00edklad sem<\/u><\/a>&nbsp;(<em>v\u00fdsledky v&nbsp;angli\u010dtine<\/em>).<\/p>\n\n\n\n<p>Ke\u010f\u017ee spomalen\u00e9 reakcie m\u00f4\u017eu by\u0165 v\u00fdsledkom aj be\u017en\u00fdch probl\u00e9mov, d\u00f4le\u017eit\u00e9 je p\u00e1tra\u0165 \u010falej. Naj\u010dastej\u0161ie bude potrebn\u00e9 sa pozrie\u0165 do syst\u00e9mu a&nbsp;urobi\u0165 anal\u00fdzu prich\u00e1dzaj\u00facich dopytov, ktor\u00e1 preuk\u00e1\u017ee, \u010di ide o&nbsp;legit\u00edmne n\u00e1v\u0161tevy alebo falo\u0161n\u00e9 po\u017eiadavky botov.<\/p>\n\n\n\n<p>Pri anal\u00fdze zv\u00fd\u0161enej n\u00e1v\u0161tevnosti pom\u00f4\u017eu napr\u00edklad tieto znaky:<\/p>\n\n\n\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Zv\u00fd\u0161en\u00fd po\u010det dopytov v&nbsp;neobvyklom \u010dase (mimo klasickej \u0161pi\u010dky).<\/li>\n\n\n\n<li>Dopyty maj\u00fa zhruba rovnak\u00fd profil (rovnak\u00fd typ zariadenia, prehliada\u010da, opera\u010dn\u00e9ho syst\u00e9mu, geolok\u00e1cie, rovnak\u00fa IP adresu alebo rozsah IP adries, at\u010f.).<\/li>\n\n\n\n<li>Dopyty smeruj\u00fa na t\u00fa ist\u00fa funkcionalitu webu alebo podstr\u00e1nku a&nbsp;pod.<\/li>\n<\/ol>\n\n\n\n<p>Ak m\u00e1te podozrenie, \u017ee m\u00f4\u017ee na va\u0161om webe alebo syst\u00e9me prebieha\u0165 DDoS, obr\u00e1\u0165te sa \u010d\u00edm sk\u00f4r na sk\u00fasen\u00e9ho IT experta alebo ihne\u010f <a href=\"https:\/\/www.websupport.sk\/kontakt\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>kontaktujte n\u00e1s<\/u><\/a>, ak hosting m\u00e1te u n\u00e1s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ddos-trestny-cin\"><strong>M\u00f4\u017ee by\u0165 DDoS \u00fatok trestn\u00fd \u010din?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>\u201eKlasick\u00fd\u201c hackersk\u00fd \u00fatok si v\u00e4\u010d\u0161ina z&nbsp;n\u00e1s predstav\u00ed ako preniknutie a&nbsp;ovl\u00e1dnutie syst\u00e9mu hackerom, naj\u010dastie tzv. <em>black hat hackerom<\/em>. Tento sa nab\u00fara do syst\u00e9mu prelomen\u00edm jeho ochrany a&nbsp;n\u00e1sledne ukradne d\u00e1ta, vyma\u017ee syst\u00e9my alebo ich za\u0161ifruje a&nbsp;\u017eiada v\u00fdkupn\u00e9 (tzv. <em>ransomware<\/em>).<\/p>\n\n\n\n<p>Ke\u010f sa vr\u00e1time k&nbsp;povahe DDoS \u00fatoku, t\u00e1to spo\u010d\u00edva vo <strong>vyu\u017eit\u00ed prirodzen\u00fdch funkcional\u00edt cie\u013eov\u00e9ho webu<\/strong>&nbsp;alebo syst\u00e9mu <strong>reagova\u0165 na<\/strong>&nbsp;vonkaj\u0161ie <strong>po\u017eiadavky<\/strong>. S\u00edce doch\u00e1dza k&nbsp;nain\u0161talovaniu \u0161kodliv\u00e9ho \u201eovl\u00e1dacieho\u201c programu do zombie po\u010d\u00edta\u010dov, ale tie samotn\u00e9 nie s\u00fa cie\u013eom, ale n\u00e1strojom \u00fatoku.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/digitalnauniverzita.sk\/?utm_source=web&amp;utm_medium=article&amp;utm_campaign=websupport&amp;utm_term=blog\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1100\" height=\"550\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport-1100x550.png\" alt=\"Digit\u00e1lna univerzita\" class=\"wp-image-33213\" style=\"object-fit:cover\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport-1100x550.png 1100w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport-300x150.png 300w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport-768x384.png 768w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport-1200x600.png 1200w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/02\/banner_DU_websupport.png 1400w\" sizes=\"auto, (max-width: 1100px) 100vw, 1100px\" \/><\/a><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><em>Cie\u013eov\u00e9 zariadenie<\/em><em><\/em><\/h3>\n\n\n\n<p>Zariadenie ako cie\u013e DDoS \u00fatoku nie je nijak\u00fdm sp\u00f4sobom penetrovan\u00e9, teda ochrana syst\u00e9mu a&nbsp;\u00fadajov v&nbsp;\u0148om nie je naru\u0161en\u00e1 prelomen\u00edm jeho ochrann\u00fdch opatren\u00ed. V&nbsp;takom pr\u00edpade m\u00f4\u017eeme hovori\u0165 o \u201e\u00fato\u010dn\u00edkovi pred br\u00e1nami\u201c.<\/p>\n\n\n\n<p>\u010cist\u00fd DDoS \u00fatok naj\u010dastej\u0161ie vyu\u017e\u00edva len to, \u017ee cie\u013eov\u00fd po\u010d\u00edta\u010d nebude schopn\u00fd odpoveda\u0165 na zv\u00fd\u0161en\u00fd po\u010det po\u017eiadaviek a&nbsp;v\u00fdrazne sa spomal\u00ed alebo sa rovno \u201ezavar\u00ed\u201c a&nbsp;prestane pracova\u0165.<\/p>\n\n\n\n<p>Ke\u010f sa vr\u00e1time k&nbsp;n\u00e1\u0161mu pr\u00edkladu so zahlten\u00edm dia\u013enice autami z&nbsp;ka\u017ed\u00e9ho smeru. Mysl\u00edte, \u017ee by to mohol by\u0165 trestn\u00fd \u010din? Ak sa do obchodu naraz nahrnie tak ve\u013ek\u00e9 mno\u017estvo z\u00e1kazn\u00edkov, \u017ee budete musie\u0165 \u010daka\u0165 v&nbsp;rade a&nbsp;mo\u017eno sa do neho v&nbsp;ten de\u0148 ani nedostanete, bolo by to trestn\u00e9?<\/p>\n\n\n\n<p>Povedzme, \u017ee tak\u00e9 \u013eahk\u00e9 to nie je, ale cesty s\u00fa.<\/p>\n\n\n\n<p>Po\u010fme sa najprv pozrie\u0165 na po\u010d\u00edta\u010dov\u00e9 trestn\u00e9 \u010diny:<\/p>\n\n\n\n<p><em><strong>Neopr\u00e1vnen\u00fd pr\u00edstup do po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu <\/strong><\/em>(\u00a7 247 ods. 1 slovensk\u00e9ho Trestn\u00e9ho z\u00e1kona; podobne: \u00a7 230 ods. 1 \u010desk\u00e9ho Trestn\u00edho z\u00e1konn\u00edku):<\/p>\n\n\n\n<p><em>Kto prekon\u00e1 bezpe\u010dnostn\u00e9 opatrenie, a t\u00fdm z\u00edska neopr\u00e1vnen\u00fd pr\u00edstup do po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu alebo jeho \u010dasti, potrest\u00e1 sa od\u0148at\u00edm slobody a\u017e na dva roky.<\/em><em><\/em><\/p>\n\n\n\n<p>Vy\u0161\u0161ie tresty hrozia, ak \u00fato\u010dn\u00edk sp\u00f4sob\u00ed v\u00e4\u010d\u0161iu \u0161kodu alebo sp\u00e1cha tento \u010din ako \u010dlen nebezpe\u010dn\u00e9ho zoskupenia (napr\u00edklad skupiny hackerov), a\u017e do 5 rokov v\u00e4zenia.<\/p>\n\n\n\n<p>Ako je zrejm\u00e9 z&nbsp;tohto trestn\u00e9ho \u010dinu, p\u00e1chate\u013e mus\u00ed naplni\u0165 s\u00fa\u010dasne 2 znaky: <br>a) <strong>prekona\u0165 <\/strong>bezpe\u010dnostn\u00e9 opatrenie, a&nbsp;z\u00e1rove\u0148 <br>b) <strong>z\u00edska\u0165 pr\u00edstup<\/strong>&nbsp;do po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu.<\/p>\n\n\n\n<p>Preto klasick\u00fd DDoS \u00fatok bude \u0165a\u017eko mo\u017en\u00e9 postihova\u0165 t\u00fdmto trestn\u00fdm \u010dinom.<\/p>\n\n\n\n<p>\u010ealej pozn\u00e1me trestn\u00fd \u010din <em><strong>Neopr\u00e1vnen\u00fd z\u00e1sah do po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu<\/strong><\/em> (\u00a7 247a ods. 1 slovensk\u00e9ho Trestn\u00e9ho z\u00e1kona; podobne \u00a7 230 ods. 2 \u010desk\u00e9ho Trestn\u00edho z\u00e1konn\u00edku):<\/p>\n\n\n\n<p><strong><em><strong><em>Kto obmedz\u00ed <\/em><\/strong><\/em><\/strong><em>alebo preru\u0161\u00ed<\/em><strong><em><strong><em>&nbsp;fungovanie po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu<\/em><\/strong><\/em><\/strong><em>&nbsp;alebo jeho \u010dasti<\/em><em><\/em><\/p>\n\n\n\n<p><em>a) neopr\u00e1vnen\u00fdm vkladan\u00edm, pren\u00e1\u0161an\u00edm, po\u0161koden\u00edm, vymazan\u00edm, zhor\u0161en\u00edm kvality, pozmenen\u00edm, <\/em><strong><em><strong><em>potla\u010den\u00edm<\/em><\/strong><\/em><\/strong><em>&nbsp;alebo <\/em><strong><em><strong><em>znepr\u00edstupnen\u00edm po\u010d\u00edta\u010dov\u00fdch \u00fadajov<\/em><\/strong><\/em><\/strong><em>, alebo<\/em><em><\/em><\/p>\n\n\n\n<p><em>b) t\u00fdm, \u017ee urob\u00ed neopr\u00e1vnen\u00fd z\u00e1sah do technick\u00e9ho alebo programov\u00e9ho vybavenia po\u010d\u00edta\u010da a z\u00edskan\u00e9 inform\u00e1cie neopr\u00e1vnene zni\u010d\u00ed, po\u0161kod\u00ed, vyma\u017ee, pozmen\u00ed alebo zn\u00ed\u017ei ich kvalitu,<\/em><em><\/em><\/p>\n\n\n\n<p><em>potrest\u00e1 sa od\u0148at\u00edm slobody na \u0161es\u0165 mesiacov a\u017e tri roky.<\/em><em><\/em><\/p>\n\n\n\n<p>V&nbsp;tomto pr\u00edpade p\u00e1chate\u013e mus\u00ed obmedzi\u0165 funk\u010dnos\u0165 po\u010d\u00edta\u010da, a&nbsp;to (okrem in\u00e9ho) potla\u010den\u00edm alebo znepr\u00edstupnen\u00edm po\u010d\u00edta\u010dov\u00fdch \u00fadajov. To u\u017e sa za\u010d\u00edna podoba\u0165 na DDoS \u00fatok, \u010do poviete?<\/p>\n\n\n\n<p>Ak by sa niekto pred\u010dasne radoval (alebo sm\u00fatil) z&nbsp;nejednozna\u010dnosti t\u00fdchto po\u010d\u00edta\u010dov\u00fdch trestn\u00fdch \u010dinov, pripome\u0148me si, \u017ee tento typ kybernetickej kriminality je mo\u017en\u00e9 st\u00edha\u0165 aj ako <em>Po\u0161kodzovanie cudzej veci<\/em>&nbsp;(trest v&nbsp;z\u00e1kladnej sadzbe do 2 rokov), \u010di <em>Po\u0161kodzovanie a&nbsp;ohrozovanie prev\u00e1dzky v\u0161eobecne prospe\u0161n\u00e9ho zariadenia<\/em>&nbsp;(trest v&nbsp;z\u00e1kladnej sadzbe do 5 rokov) alebo <em>V\u0161eobecn\u00e9 ohrozenie<\/em>&nbsp;(trest v&nbsp;z\u00e1kladnej sadzbe do 10 rokov) a pod.<\/p>\n\n\n\n<p>Preto, ak ste sa stali obe\u0165ami DDoS \u00fatoku, ur\u010dite sa nev\u00e1hajte obr\u00e1ti\u0165 na pr\u00edslu\u0161n\u00e9 org\u00e1ny, obzvl\u00e1\u0161\u0165, ak v\u00e1m vznikla \u0161koda.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><em>Zombie po\u010d\u00edta\u010de<\/em><em><\/em><\/h3>\n\n\n\n<p>V&nbsp;pr\u00edpade infikovan\u00fdch po\u010d\u00edta\u010dov, ktor\u00e9 s\u00fa vyu\u017eit\u00e9 ako n\u00e1stroje na DDoS \u00fatok je to \u2013 ako h\u00e1date spr\u00e1vne \u2013 o&nbsp;nie\u010do \u013eah\u0161ie. S&nbsp;ve\u013ekou istotou by pri\u0161iel do \u00favahy trestn\u00fd \u010din Neopr\u00e1vnen\u00fd pr\u00edstup do po\u010d\u00edta\u010dov\u00e9ho syst\u00e9mu a&nbsp;pod\u013ea okolnost\u00ed aj \u010fal\u0161ie.<\/p>\n\n\n\n<p>Z\u00e1va\u017enos\u0165 (a t\u00fdm aj v\u00fd\u0161ka trestu) by sa zvy\u0161ovala s&nbsp;po\u010dtom napadnut\u00fdch po\u010d\u00edta\u010dov.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ako-sa-chranit\"><strong>Ako sa chr\u00e1ni\u0165 vo\u010di DDoS \u00fatoku?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Ako sme uviedli, ak m\u00e1te podozrenie na u\u017e prebiehaj\u00faci \u00fatok, \u010do najsk\u00f4r situ\u00e1ciu rie\u0161te s&nbsp;odborn\u00edkom.<\/p>\n\n\n\n<p>Ke\u010f\u017ee prevencia je lep\u0161ia ako lie\u010dba, po\u010fme sa pozrie\u0165 na \u0161tandardn\u00e9 opatrenia ochrany proti tejto kybernetickej hrozbe:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Majte preh\u013ead o&nbsp;trendoch v&nbsp;prev\u00e1dzke v\u00e1\u0161ho webu, teda kedy je \u0161tandardn\u00e1 n\u00edzka prev\u00e1dzka a&nbsp;kedy je vysok\u00e1, tie\u017e po\u010d\u00edtajte so zv\u00fd\u0161enou prev\u00e1dzkou po\u010das sez\u00f3nnych akci\u00ed alebo marketingov\u00fdch kampan\u00ed.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pravidelne monitorujte va\u0161u infra\u0161trukt\u00faru, aby ste v\u010das mohli rozpozna\u0165 nezvy\u010dajn\u00e9 spr\u00e1vanie, rozl\u00ed\u0161i\u0165 medzi n\u00e1razov\u00fdm zv\u00fd\u0161en\u00fdm z\u00e1ujmom va\u0161ich z\u00e1kazn\u00edkov a&nbsp;DDoS \u00fatokom, a&nbsp;zabr\u00e1ni\u0165 mu v\u010das.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Majte vopred pripraven\u00e9 postupy pri podozren\u00ed na DDoS a&nbsp;pl\u00e1n obnovy, ak k&nbsp;nemu d\u00f4jde (vr\u00e1tane kvalitn\u00fdch a&nbsp;dobre chr\u00e1nen\u00fdch z\u00e1loh).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pravidelne aktualizujte softv\u00e9r na v\u0161etk\u00fdch svojich zariadeniach a&nbsp;prij\u00edmajte v\u0161etky ostatn\u00e9 \u0161tandardn\u00e9 bezpe\u010dnostn\u00e9 zariadenia, aby sa v\u00e1\u0161 po\u010d\u00edta\u010d nestal s\u00fa\u010das\u0165ou botnetu.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ak va\u0161a infra\u0161trukt\u00fara nie je dostato\u010dne robustn\u00e1 alebo nem\u00e1te dostatok financi\u00ed na zabezpe\u010denie jej odolnosti, presk\u00famajte dostupn\u00e9 ponuky cloudov\u00fdch rie\u0161en\u00ed.<\/li>\n<\/ul>\n\n\n\n<p>Ak m\u00e1te hosting u&nbsp;n\u00e1s a&nbsp;m\u00e1te podozrenie na DDoS \u00fatok, ihne\u010f <a href=\"https:\/\/www.websupport.sk\/kontakt\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>n\u00e1s kontaktujte<\/u><\/a>&nbsp;a&nbsp;spolu to vyrie\u0161ime.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ako-chrani-websupport\"><strong>Ako v\u00e1s vo\u010di DDoS chr\u00e1ni Websupport?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>U&nbsp;n\u00e1s vo Websupporte sme na \u00fatoky DDoS u\u017e dlhodobo dobre pripraven\u00ed. &nbsp;<\/p>\n\n\n\n<p>V\u0161etko potrebn\u00e9 n\u00e1jdete v podrobnom rozhovore s&nbsp;na\u0161\u00edm niekdaj\u0161\u00edm expertom na kyberbezpe\u010dnos\u0165, ktor\u00fd porozpr\u00e1val o&nbsp;tom, ako sme zaviedli <a href=\"https:\/\/www.websupport.sk\/blog\/2021\/09\/nasadzujeme-novy-stit-proti-ddos-utokom\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>nov\u00fd \u00fa\u010dinn\u00fd \u0161t\u00edt vo\u010di DDoS<\/u><\/a>&nbsp;\u00fatokom, vr\u00e1tane nasadenia technol\u00f3gie IP anycast. Toto opatrenie z\u00e1rove\u0148 v\u00fdrazne zr\u00fdchlilo odozvu na\u0161ich syst\u00e9mov.<\/p>\n\n\n\n<p>Weby hostovan\u00e9 u&nbsp;n\u00e1s sa preto r\u00fdchlej\u0161ie na\u010d\u00edtavaj\u00fa a&nbsp;s\u00fa v\u00fdrazne bezpe\u010dnej\u0161ie. A&nbsp;to pre v\u00e4\u010d\u0161\u00ed pou\u017e\u00edvate\u013esk\u00fd komfort v\u00e1s a&nbsp;va\u0161ich z\u00e1kazn\u00edkov.<\/p>\n\n\n\n<p><em>&nbsp;*Tento \u010dl\u00e1nok nebol ani s\u010dasti vytvoren\u00fd \u017eiadnou AI a&nbsp;m\u00e1 len informa\u010dn\u00fd charakter.<\/em><\/p>\n\n\n\n<p><em>Vypo\u010dujte si na z\u00e1ver podcast o tom, ako sa pripravi\u0165 na kyber-hrozby:<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Kyberosveta \u2013 ako \u013eud\u00ed pripravi\u0165 na hrozby? (Vladim\u00edra \u017d\u00e1\u010dkov\u00e1)\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/pX4HJALO_44?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Hne\u010f na za\u010diatku roka sme za\u017eili kybernetick\u00fd \u00fatok na kataster nehnute\u013enost\u00ed. Nasledoval nepr\u00edjemn\u00fd \u00fatok na V\u0161eobecn\u00fa zdravotn\u00fa pois\u0165ov\u0148u. Mnoh\u00ed z&nbsp;v\u00e1s si v\u0161imli, \u017ee sa v&nbsp;tejto s\u00favislosti \u010dasto sklo\u0148oval pojem DDoS \u00fatok. Hoci sa nakoniec uk\u00e1zalo, \u017ee probl\u00e9m bol zrejme inde, viete, v&nbsp;\u010dom spo\u010d\u00edva DDoS \u00fatok a ak\u00fd je rozdiel medzi DDoS a&nbsp;DoS? Ak m\u00e1te vlastn\u00fd [&hellip;]<\/p>\n","protected":false},"author":59,"featured_media":34431,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2790,2855],"tags":[],"class_list":["post-33261","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bezpecnost","category-pouzivatel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u010co je to DDoS \u00fatok a ako sa mu \u00fa\u010dinne br\u00e1ni\u0165? (+pr\u00edklady) \u2013 Websupport blog<\/title>\n<meta name=\"description\" content=\"V\u0161etko o DDoS \u00fatokoch: Ako ich rozpozna\u0165 a efekt\u00edvne sa pred nimi chr\u00e1ni\u0165? 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