{"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\/pl\/blog\/zashhita-ot-ddos-atak\/kak-zashhitit-server-ot-ddos-atak","title":{"rendered":"Jak zabezpieczy\u0107 serwer przed atakami DDoS?","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bior\u0105c pod uwag\u0119 fakt, \u017ce ataki DDoS wyst\u0119puj\u0105 coraz cz\u0119\u015bciej, warto przyjrze\u0107 si\u0119 temu problemowi dok\u0142adniej. DDoS to spos\u00f3b ataku na stron\u0119 internetow\u0105, maj\u0105cy na celu zablokowanie dost\u0119pu do niej realnym u\u017cytkownikom. Na przyk\u0142ad, je\u015bli strona banku jest zaprojektowana do obs\u0142ugi 2000 os\u00f3b jednocze\u015bnie, haker wysy\u0142a do serwera 20 000 pakiet\u00f3w na sekund\u0119. Oczywiste, \u017ce kana\u0142 zostanie przeci\u0105\u017cony i strona banku przestanie obs\u0142ugiwa\u0107 klient\u00f3w. Dlatego pojawia si\u0119 pytanie: \u201e<a rel=\"nofollow\" href=\"\/pl\/zhashchita-ot-ddos\/\">Jak zabezpieczy\u0107 serwer przed atakami DDoS<\/a>?\u00bb.<\/p>\n<p>Na pocz\u0105tku warto zrozumie\u0107, \u017ce do skutecznego przeprowadzenia ataku potrzebne s\u0105 ogromne moce obliczeniowe. Zwyk\u0142y komputer, podobnie jak kana\u0142 dostawcy haker\u00f3w, nie wytrzyma takiego obci\u0105\u017cenia. Dlatego wykorzystuje si\u0119 botnety \u2013 sieci zhakowanych komputer\u00f3w, kt\u00f3re przeprowadzaj\u0105 atak. Obecnie najcz\u0119\u015bciej w atakach wyst\u0119puj\u0105 sieci IoT \u2013 Internetu Rzeczy. To zhakowane systemy \"Inteligentnego domu\" \u2013 urz\u0105dzenia pod\u0142\u0105czone do internetu. Systemy alarmowe, monitoring wideo, wentylacja i wiele innych.<\/p>\n<p>Dlatego wa\u017cne jest, aby zrozumie\u0107, \u017ce powa\u017cny atak DDoS trudno odeprze\u0107 w pojedynk\u0119. Sprz\u0119t sieciowy, podobnie jak sam serwer, po prostu nie wytrzyma si\u0142y tego ataku, nie b\u0119dzie w stanie przefiltrowa\u0107 ruchu i ulegnie awarii. A w tym czasie prawdziwi u\u017cytkownicy nie b\u0119d\u0105 mogli wej\u015b\u0107 na stron\u0119, co nadszarpnie reputacj\u0119 firmy, kt\u00f3ra nie potrafi nawet zorganizowa\u0107 dzia\u0142ania swojej witryny.<\/p>\n<p>I to jeszcze nie wszystko. Wyszukiwarki, zaniepokojone brakiem strony w indeksie, obni\u017c\u0105 jej pozycje w wynikach wyszukiwania. Przywr\u00f3cenie pierwotnych pozycji mo\u017ce zaj\u0105\u0107 do miesi\u0105ca. A dla du\u017cych firm to jak wyrok \u015bmierci. Oznacza to albo du\u017ce straty, albo nawet bankructwo. Dlatego nie warto lekcewa\u017cy\u0107 ochrony przed atakami DDoS.<\/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>Istniej\u0105 cztery metody ochrony przed atakami DDoS:<\/p>\n<ul style=\"list-style-image: url('https:\/\/prohoster.info\/wp-content\/uploads\/check\/check_server.png');\">\n<li><strong>Ochrona samodzielna.<\/strong> Pisanie skrypt\u00f3w lub korzystanie z zapory. Bardzo ma\u0142o efektywny spos\u00f3b, mo\u017ce zadzia\u0142a\u0107 tylko przeciwko atakom niewielkiej sieci do 10 urz\u0105dze\u0144. Przesta\u0142 by\u0107 skuteczny na pocz\u0105tku lat 2000.<\/li>\n<li><strong>Specjalistyczny sprz\u0119t.<\/strong> Urz\u0105dzenia s\u0105 wdra\u017cane przed <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/dts-dusseldorf\/\"   title=\"serwerami\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3418\">serwerami<\/a> i routerami, filtruj\u0105c przychodz\u0105cy ruch. Ta metoda ma 2 wady. Po pierwsze, do ich obs\u0142ugi potrzebny jest kosztowny, wysoko wykwalifikowany personel. Po drugie, maj\u0105 ograniczon\u0105 przepustowo\u015b\u0107. Je\u015bli atak b\u0119dzie bardzo silny, zawiesz\u0105 si\u0119, nie radz\u0105c sobie z obci\u0105\u017ceniem.<\/li>\n<li><strong>Ochrona od dostawcy.<\/strong> Niestety, aby radzi\u0107 sobie z najnowszymi atakami DDoS, dostawca musi zakupi\u0107 kosztowny sprz\u0119t. Wielu dostawc\u00f3w stara si\u0119 sprzedawa\u0107 swoje us\u0142ugi jak najtaniej, dlatego nie s\u0105 w stanie zapewni\u0107 niezawodnej ochrony przed powa\u017cnymi atakami DDoS. cz\u0119\u015bciowym rozwi\u0105zaniem jest kilku dostawc\u00f3w, kt\u00f3rzy w przypadku ataku wsp\u00f3lnie go odpieraj\u0105.<\/li>\n<li><strong>Us\u0142uga ochrony serwera przed atakami DDoS od ProHoster.<\/strong> Poniewa\u017c wi\u0119kszo\u015b\u0107 sprz\u0119tu znajduje si\u0119 w Holandii, anga\u017cujemy najwi\u0119ksz\u0105 w Europie sie\u0107 oczyszczania ruchu od bot\u00f3w, znan\u0105 r\u00f3wnie\u017c jako chmura ochrony przed DDoS. Ta sie\u0107 ju\u017c mia\u0142a do\u015bwiadczenie w skutecznej obronie przed atakami o mocy 600 Gb\/s.<\/li>\n<\/ul>\n<p>Je\u015bli chcesz zabezpieczy\u0107 sw\u00f3j serwer przed atakami DDoS \u2013 <a rel=\"nofollow\" href=\"\/pl\/zhashchita-ot-ddos\/\">napisz do pomocy technicznej<\/a> ProHoster ju\u017c dzi\u015b. Uczy\u0144 swoj\u0105 stron\u0119 dost\u0119pn\u0105 w ka\u017cdej chwili!<\/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 5.0.1.1 - 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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