{"id":41981,"date":"2017-09-13T00:00:00","date_gmt":"2017-09-12T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/kak-zashhitit-server-ot-ddos-atak"},"modified":"2020-02-18T13:44:45","modified_gmt":"2020-02-18T10:44:45","slug":"kak-zashhitit-server-ot-ddos-atak","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/zashhita-ot-ddos-atak\/kak-zashhitit-server-ot-ddos-atak","title":{"rendered":"Ako ochr\u00e1ni\u0165 server pred DDoS \u00fatokmi?","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>S oh\u013eadom na n\u00e1rast DDoS \u00fatokov, ktor\u00e9 sa objavuj\u00fa \u010doraz \u010dastej\u0161ie, je potrebn\u00e9 t\u00fato t\u00e9mu podrobnej\u0161ie presk\u00fama\u0165. DDoS predstavuje sp\u00f4sob \u00fatoku na webov\u00fa str\u00e1nku, ktor\u00fd blokuje pr\u00edstup skuto\u010dn\u00fdch pou\u017e\u00edvate\u013eov. Napr\u00edklad, ak je banka nastaven\u00e1 na obsluhu 2000 \u013eud\u00ed s\u00fa\u010dasne, hacker zasiela na server 20 000 paketov za sekundu. Samozrejme, \u017ee kan\u00e1l sa pre\u0165a\u017e\u00ed a webov\u00e1 str\u00e1nka banky prestane obsluhova\u0165 klientov. Preto vyvst\u00e1va ot\u00e1zka:<a rel=\"nofollow\" href=\"\/sk\/zhashchita-ot-ddos\/\">Ako ochr\u00e1ni\u0165 server pred DDoS \u00fatokmi<\/a>?\u00bb.<\/p>\n<p>Na za\u010diatok je potrebn\u00e9 pochopi\u0165, \u017ee na \u00faspe\u0161n\u00e9 vykonanie \u00fatoku s\u00fa potrebn\u00e9 obrovsk\u00e9 v\u00fdpo\u010dtov\u00e9 v\u00fdkon. Preto\u017ee be\u017en\u00fd po\u010d\u00edta\u010d, rovnako ako kan\u00e1l poskytovate\u013ea internetov\u00fdch slu\u017eieb hackera, nedok\u00e1\u017ee s\u00e1m zvl\u00e1dnu\u0165 za\u0165a\u017eenie. Na to sa pou\u017e\u00edva botnet \u2013 sie\u0165 napadnut\u00fdch po\u010d\u00edta\u010dov, ktor\u00e9 vyvol\u00e1vaj\u00fa \u00fatok. V s\u00fa\u010dasnosti s\u00fa naj\u010dastej\u0161ie v \u00fatokoch zaznamen\u00e1van\u00e9 siete IoT \u2013 Internetu vec\u00ed. To s\u00fa napadnut\u00e9 syst\u00e9my \u201einteligentn\u00e9ho domu\u201c \u2014 zariadenia pripojen\u00e9 na internet. Syst\u00e9my alarmov, videokamerov\u00fd doh\u013ead, ventil\u00e1cie a mnoho \u010fal\u0161\u00edch.<\/p>\n<p>Preto je d\u00f4le\u017eit\u00e9 pochopi\u0165, \u017ee samostatne odrazi\u0165 v\u00e1\u017eny DDoS \u00fatok je nere\u00e1lne. Sie\u0165ov\u00e9 zariadenia, ako aj samotn\u00fd server jednoducho nevydr\u017eia silu tohto \u00fatoku, nestihn\u00fa filtrova\u0165 prenos a \u201espadn\u00fa\u201c. A skuto\u010dn\u00ed pou\u017e\u00edvatelia v tomto \u010dase nebud\u00fa m\u00f4c\u0165 vst\u00fapi\u0165 na webov\u00fa str\u00e1nku, pri\u010dom obchodn\u00e1 poves\u0165 firmy, ktor\u00e1 ani nedok\u00e1\u017ee zorganizova\u0165 chod svojej webovej str\u00e1nky, bude po\u0161koden\u00e1.<\/p>\n<p>A to e\u0161te nie je v\u0161etko. Vyh\u013ead\u00e1va\u010de, znepokojen\u00e9 absenciou webovej str\u00e1nky v indexe, zn\u00ed\u017eia jej poz\u00edcie vo vyh\u013ead\u00e1van\u00ed. Obnovovanie p\u00f4vodn\u00fdch poz\u00edci\u00ed m\u00f4\u017ee trva\u0165 aj mesiac. Pre ve\u013ek\u00e9 spolo\u010dnosti je to obdobn\u00e9 ako smr\u0165. To znamen\u00e1 bu\u010f ve\u013ek\u00e9 straty, alebo dokonca bankrot. Preto by ste nemali zanedb\u00e1va\u0165 ochranu pred DDoS \u00fatokmi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5184\" src=\"https:\/\/prohoster.info\/wp-content\/uploads\/2017\/09\/kak-zashchitit-server-ot-ddos-atak.png\" alt=\"\" width=\"654\" height=\"352\" \/><\/p>\n<p>Existuj\u00fa 4 sp\u00f4soby ochrany pred DDoS \u00fatokmi:<\/p>\n<ul style=\"list-style-image: url('https:\/\/prohoster.info\/wp-content\/uploads\/check\/check_server.png');\">\n<li><strong>Samostatn\u00e1 ochrana.<\/strong> P\u00edsa\u0165 skripty alebo pou\u017e\u00edva\u0165 br\u00e1nu firewall. Ve\u013emi m\u00e1lo efekt\u00edvny sp\u00f4sob, ktor\u00fd m\u00f4\u017ee fungova\u0165 len proti \u00fatokom malej siete do 10 zariaden\u00ed. Prestal fungova\u0165 od za\u010diatku 2000-tych rokov.<\/li>\n<li><strong>\u0160pecializovan\u00e9 vybavenie.<\/strong> Zariadenia s\u00fa nasaden\u00e9 pred <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/server\/dts-dusseldorf\/\"   title=\"servermi\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3418\">servermi<\/a> a router by filtering incoming traffic. This method has two disadvantages. First, it requires expensive highly qualified personnel for maintenance. Second, it has limited bandwidth. If the attack is very powerful, it will hang, unable to cope with the load.<\/li>\n<li><strong>Provider protection.<\/strong> Unfortunately, to cope with the latest DDoS attacks, the provider needs to acquire expensive equipment. Many providers try to sell their services as cheaply as possible, so they cannot ensure reliable protection against serious DDoS attacks. A partial solution is several providers who can repel an attack together in case of an incident.<\/li>\n<li><strong>DDoS protection service from ProHoster.<\/strong> Since most of the equipment is located in the Netherlands, we utilize the largest network in Europe for cleaning traffic from bots, also known as the DDoS protection cloud. This network has already successfully countered attacks with a capacity of 600 Gbps.<\/li>\n<\/ul>\n<p>If you want to protect your server from DDoS attacks \u2013 <a rel=\"nofollow\" href=\"\/sk\/zhashchita-ot-ddos\/\">contact technical support<\/a> ProHoster today. Keep your website accessible at all times!<\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0411\u0435\u0440\u044f \u0432\u043e \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u0442\u043e\u0442 \u0444\u0430\u043a\u0442, \u0447\u0442\u043e DDoS-\u0430\u0442\u0430\u043a\u0438 \u0441 \u043a\u0430\u0436\u0434\u044b\u0439 \u0434\u043d\u0451\u043c \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u044e\u0442\u0441\u044f \u0432\u0441\u0451 \u0447\u0430\u0449\u0435 \u0438 \u0447\u0430\u0449\u0435, \u043d\u0443\u0436\u043d\u043e \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u044d\u0442\u043e\u0442 \u0432\u043e\u043f\u0440\u043e\u0441 \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435. DDoS \u2013 \u044d\u0442\u043e \u0442\u0430\u043a\u043e\u0439 \u0441\u043f\u043e\u0441\u043e\u0431 \u043d\u0430\u043f\u0430\u0434\u0435\u043d\u0438\u044f \u043d\u0430 \u0441\u0430\u0439\u0442, \u0447\u0442\u043e\u0431 \u043f\u0435\u0440\u0435\u043a\u0440\u044b\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u043d\u0435\u043c\u0443 \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0435\u0441\u043b\u0438 \u0441\u0430\u0439\u0442 \u0431\u0430\u043d\u043a\u0430 \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d \u043d\u0430 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0435 2000 \u0447\u0435\u043b\u043e\u0432\u0435\u043a \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e, \u0445\u0430\u043a\u0435\u0440 \u043f\u043e\u0441\u044b\u043b\u0430\u0435\u0442 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u044f 20\u00a0000 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0432 \u0441\u0435\u043a\u0443\u043d\u0434\u0443. \u0415\u0441\u0442\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":41982,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[698],"tags":[],"class_list":["post-41981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zashhita-ot-ddos-atak"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0411\u0435\u0440\u044f \u0432\u043e \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u0442\u043e\u0442 \u0444\u0430\u043a\u0442, \u0447\u0442\u043e DDoS-\u0430\u0442\u0430\u043a\u0438 \u0441 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