{"id":29603,"date":"2019-12-25T19:00:52","date_gmt":"2019-12-25T16:00:52","guid":{"rendered":"https:\/\/www.natro.com\/blog\/?p=29603"},"modified":"2022-01-06T11:58:42","modified_gmt":"2022-01-06T08:58:42","slug":"dns-spoofing-dns-zehirlenmesi-nedir-nasil-olur","status":"publish","type":"post","link":"https:\/\/www.natro.com\/blog\/dns-spoofing-dns-zehirlenmesi-nedir-nasil-olur\/","title":{"rendered":"DNS Spoofing (DNS Zehirlenmesi) Nedir, Nas\u0131l Olur?"},"content":{"rendered":"<p><strong>DNS Spoofing<\/strong>, DNS zehirlenmesi ya da DNS \u00f6nbellek zehirlenmesi anlam\u0131na gelir. <strong>DNS zehirlenmesi <\/strong>DNS alan ad\u0131 sunucusundaki \u00f6nbellek veritaban\u0131n\u0131n i\u00e7erdi\u011fi veriler ile ger\u00e7ekle\u015fen bir \u00e7e\u015fit bilgisayar sald\u0131r\u0131s\u0131d\u0131r.<\/p>\n<p>T\u00fcrkiye\u2019deki baz\u0131 pop\u00fcler siteler, yasal olarak eri\u015fime kapat\u0131lmakta ve giri\u015fi engellenmektedir. Bu durumlarda, bir\u00e7ok internet kullan\u0131c\u0131s\u0131; DNS ayarlar\u0131n\u0131 de\u011fi\u015ftirmek veya baz\u0131 programlar kullanmak kayd\u0131yla, bu yasakl\u0131 sitelere girmeye \u00e7al\u0131\u015f\u0131r. Fakat asl\u0131nda bu durum, kullan\u0131c\u0131lar\u0131 b\u00fcy\u00fck tehlikelerle kar\u015f\u0131la\u015ft\u0131rmaktad\u0131r. \u00c7\u00fcnk\u00fc DNS Spoofing veya Domain Ad\u0131 Sistemi (DNS) zehirlenmesi, \u00e7ok s\u0131kl\u0131kla kar\u015f\u0131la\u015f\u0131lmaya ba\u015flanan bir tehdittir.<\/p>\n<p>DNS zehirlenmesi, Domain Ad Sistemi sunucusunun \u00f6n bellek veritaban\u0131na veri eklenmesi ya da oradaki verilerin de\u011fi\u015ftirilmesiyle olu\u015fur. Bu durum olu\u015furken; yanl\u0131\u015f IP adreslerinin d\u00f6nmesi veya trafi\u011fin ba\u015fka bir bilgisayara y\u00f6nlendirilmesi ger\u00e7ekle\u015fir. Genellikle, trafi\u011fin; sald\u0131r\u0131y\u0131 yapan\u0131n bilgisayar\u0131na y\u00f6nlendirilmesine neden olur.<\/p>\n<h2 id=\"dns-zehirlenmesi-durumunun-olasi-sonuclari\"><strong>DNS Zehirlenmesi Durumunun Olas\u0131 Sonu\u00e7lar\u0131 <\/strong><\/h2>\n<p>DNS zehirlenmesi t\u00fcr\u00fcnde bir sald\u0131r\u0131ya u\u011frad\u0131\u011f\u0131n\u0131z zaman, bir internet adresine gitmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131zda; istek, farkl\u0131 bir adrese do\u011fru y\u00f6nlendirilir. Y\u00f6nlendirilen sitelerden kullan\u0131c\u0131n\u0131n bilgisayar\u0131na \u00e7e\u015fitli vir\u00fcsler, taray\u0131c\u0131 korsan programlar\u0131 gibi zararl\u0131 yaz\u0131l\u0131mlar da y\u00fcklenebilir. Ayr\u0131ca, kullan\u0131c\u0131; gitmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131 siteye \u00e7ok benzeyen sahte bir siteye y\u00f6nlendirilebilir ve tuza\u011fa d\u00fc\u015f\u00fcr\u00fclebilir.<\/p>\n<h2 id=\"dns-zehirlenmesi-ve-dolandiricilik-faaliyetleri\"><strong>DNS Zehirlenmesi ve Doland\u0131r\u0131c\u0131l\u0131k Faaliyetleri <\/strong><\/h2>\n<p>Bankada belirli bir hesab\u0131 olan ve i\u015flemlerini internet \u00fczerinden yapan kullan\u0131c\u0131lar, doland\u0131r\u0131c\u0131l\u0131k tehdidiyle kar\u015f\u0131 kar\u015f\u0131yad\u0131r. \u0130nternet \u00fczerinden banka hesab\u0131na girecek olan kullan\u0131c\u0131, e\u011fer DNS \u00f6n belle\u011fi zehirlenmi\u015fse; tuza\u011fa d\u00fc\u015f\u00fcr\u00fclerek, doland\u0131r\u0131labilmektedir.<\/p>\n<p>\u00d6n bellekteki giri\u015flerin IP adresleri de\u011fi\u015ftirilmi\u015f ise, ki\u015fi; bankadaki hesab\u0131 yerine, sald\u0131rgan\u0131n haz\u0131rlad\u0131\u011f\u0131 sahte banka hesab\u0131na girer. Burada ise, veri giri\u015fini yapt\u0131\u011f\u0131 s\u0131rada; banka \u015fifrelerini \u00e7ald\u0131rabilir. Bu y\u00f6ntemlerle, sald\u0131rgan; kullan\u0131c\u0131n\u0131n bankadaki hesab\u0131n\u0131, dakikalar i\u00e7erisinde bo\u015faltabilir.<\/p>\n<h2 id=\"dns-zehirlenmesi-ve-internet-ortaminda-kisisel-veri-guvenligi\"><strong>DNS Zehirlenmesi ve \u0130nternet Ortam\u0131nda Ki\u015fisel Veri G\u00fcvenli\u011fi <\/strong><\/h2>\n<p>DNS zehirlenmesi ile internet ortam\u0131ndaki ki\u015fisel veri g\u00fcvenli\u011fi ortadan kalkar. \u0130nternetteki t\u00fcm bilgi ve verileriniz, d\u0131\u015far\u0131ya a\u00e7\u0131k bir h\u00e2le gelir. E-posta hesaplar\u0131 da bu yollarla \u00e7al\u0131nabilir. Ayr\u0131ca y\u00f6nlendirilen siteler, cihaz\u0131n\u0131za; \u00e7e\u015fitli zararl\u0131 yaz\u0131l\u0131mlar veya vir\u00fcsler y\u00fckleyebilir.<\/p>\n<p>T\u00fcm bu olumsuz ko\u015fullardan korunmak i\u00e7in, DNS zehirlenmesi olay\u0131na kar\u015f\u0131 \u00f6nlem almak \u015fartt\u0131r. DNS zehirlenmesinden korunabilmek i\u00e7in, DNS \u00f6n belle\u011finizi aral\u0131klarla temizlemeniz tavsiye edilmektedir.<\/p>\n","protected":false},"excerpt":{"rendered":"DNS Spoofing, DNS zehirlenmesi ya da DNS \u00f6nbellek zehirlenmesi anlam\u0131na gelir. DNS zehirlenmesi DNS alan ad\u0131 sunucusundaki \u00f6nbellek&hellip;\n","protected":false},"author":7,"featured_media":29604,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[652],"tags":[1039,1038],"class_list":{"0":"post-29603","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nedir","8":"tag-dns-spoofing","9":"tag-dns-zehirlenmesi"},"_links":{"self":[{"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/posts\/29603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/comments?post=29603"}],"version-history":[{"count":2,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/posts\/29603\/revisions"}],"predecessor-version":[{"id":32625,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/posts\/29603\/revisions\/32625"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/media\/29604"}],"wp:attachment":[{"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/media?parent=29603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/categories?post=29603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.natro.com\/blog\/wp-json\/wp\/v2\/tags?post=29603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}