{"id":486,"date":"2026-01-18T20:06:32","date_gmt":"2026-01-18T20:06:32","guid":{"rendered":"https:\/\/narhost.com\/blog\/?p=486"},"modified":"2026-01-25T14:52:49","modified_gmt":"2026-01-25T14:52:49","slug":"domain-spoofing-nedir","status":"publish","type":"post","link":"https:\/\/narhost.com\/blog\/domain-spoofing-nedir\/","title":{"rendered":"Domain Spoofing Nedir?"},"content":{"rendered":"\r\n<p>Dijital d\u00fcnyada g\u00fcvenlik tehditleri her ge\u00e7en g\u00fcn art\u0131yor. \u00d6zellikle e-posta \u00fczerinden ger\u00e7ekle\u015fen sald\u0131r\u0131lar, hem bireyleri hem de kurumlar\u0131 ciddi \u015fekilde etkileyebiliyor. Bu sald\u0131r\u0131lar\u0131n en tehlikelilerinden biri de <strong>domain spoofing<\/strong> olarak biliniyor. Peki, <strong>domain spoofing nedir<\/strong> ve neden bu kadar \u00f6nemlidir? Gelin, detayl\u0131 bir \u015fekilde inceleyelim.<\/p>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing Nedir?<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing, sald\u0131rganlar\u0131n sahte bir alan ad\u0131 (domain) kullanarak kendilerini g\u00fcvenilir bir ki\u015fi veya kurum gibi g\u00f6stermesiyle ger\u00e7ekle\u015fen bir siber sald\u0131r\u0131 y\u00f6ntemidir. En yayg\u0131n \u015fekliyle e-posta \u00fczerinden yap\u0131l\u0131r. \u00d6rne\u011fin; size gelen bir e-posta \u201cinfo@bankan\u0131z.com\u201d gibi g\u00f6r\u00fcn\u00fcr ancak asl\u0131nda farkl\u0131 bir sunucudan g\u00f6nderilmi\u015ftir.<\/p>\r\n\r\n\r\n\r\n<p>Bu y\u00f6ntemle kullan\u0131c\u0131lar kand\u0131r\u0131larak kimlik bilgileri, banka \u015fifreleri veya gizli verileri payla\u015fmaya y\u00f6nlendirilir. Ayn\u0131 zamanda marka itibar\u0131na zarar verir ve doland\u0131r\u0131c\u0131l\u0131k faaliyetlerinde \u00f6nemli rol oynar.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image alignnone size-full wp-image-155\"><img decoding=\"async\" class=\"wp-image-155\" src=\"https:\/\/narhost.com\/blog\/wp-content\/uploads\/2025\/09\/domain-spoofing-nedir.jpg\" alt=\"domain spoofing nedir\" \/>\r\n<figcaption class=\"wp-element-caption\">domain spoofing nedir<\/figcaption>\r\n<\/figure>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing sald\u0131r\u0131lar\u0131n\u0131n temelinde, <strong>e-posta kimlik do\u011frulama eksiklikleri<\/strong> yatar. \u00c7o\u011fu e-posta sistemi, g\u00f6nderilen adresin ger\u00e7ekten o domaine ait olup olmad\u0131\u011f\u0131n\u0131 kontrol etmez. \u0130\u015fte sald\u0131rganlar bu bo\u015fluktan faydalan\u0131r:<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Sahte G\u00f6nderici Adresi:<\/strong> E-postan\u0131n \u201cFrom\u201d k\u0131sm\u0131na g\u00fcvenilir bir domain yaz\u0131l\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>Manip\u00fcle Edilmi\u015f Ba\u015fl\u0131k:<\/strong> E-posta ba\u015fl\u0131klar\u0131 de\u011fi\u015ftirilerek sanki ger\u00e7ek kaynaktan g\u00f6nderilmi\u015f gibi g\u00f6sterilir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Kand\u0131r\u0131c\u0131 \u0130\u00e7erik:<\/strong> Kullan\u0131c\u0131y\u0131 linke t\u0131klamaya, dosya indirmeye veya bilgilerini payla\u015fmaya ikna eden metinler eklenir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Sonu\u00e7:<\/strong> Kullan\u0131c\u0131 fark\u0131nda olmadan k\u00f6t\u00fc ama\u00e7l\u0131 bir siteye y\u00f6nlendirilir veya cihaz\u0131na zararl\u0131 yaz\u0131l\u0131m bula\u015f\u0131r.<\/li>\r\n<\/ol>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing T\u00fcrleri<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing farkl\u0131 y\u00f6ntemlerle uygulanabilir. \u0130\u015fte en yayg\u0131n t\u00fcrleri:<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">1. <strong>E-posta Spoofing<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>En bilinen y\u00f6ntemdir. Kullan\u0131c\u0131lara sahte banka, \u015firket veya resmi kurum e-postalar\u0131 g\u00f6nderilir.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">2. <strong>Web Sitesi Spoofing<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>Sald\u0131rganlar, orijinal bir sitenin birebir kopyas\u0131n\u0131 olu\u015fturur. Kullan\u0131c\u0131lar, URL\u2019deki k\u00fc\u00e7\u00fck fark\u0131 fark etmeden giri\u015f yapar.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">3. <strong>Display Name Spoofing<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>E-posta ba\u015fl\u0131\u011f\u0131nda sadece g\u00f6nderen ad\u0131 de\u011fi\u015ftirilir. \u00d6rne\u011fin \u201cGoogle Support\u201d ad\u0131 kullan\u0131l\u0131r, ancak e-posta adresi asl\u0131nda farkl\u0131d\u0131r.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">4. <strong>Lookalike Domain Spoofing<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>Orijinal domaine \u00e7ok benzeyen sahte domainler kaydedilir. \u00d6rne\u011fin:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>Ger\u00e7ek: <code>paypal.com<\/code><\/li>\r\n\r\n\r\n\r\n<li>Sahte: <code>paypa1.com<\/code> (L harfi yerine 1 kullan\u0131lm\u0131\u015ft\u0131r).<\/li>\r\n<\/ul>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing\u2019in Ama\u00e7lar\u0131<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing sald\u0131r\u0131lar\u0131n\u0131n birka\u00e7 temel amac\u0131 vard\u0131r:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Kimlik Av\u0131 (Phishing):<\/strong> Kullan\u0131c\u0131 bilgilerini \u00e7almak.<\/li>\r\n\r\n\r\n\r\n<li><strong>Finansal Doland\u0131r\u0131c\u0131l\u0131k:<\/strong> Banka hesaplar\u0131na eri\u015fim sa\u011flamak.<\/li>\r\n\r\n\r\n\r\n<li><strong>K\u00f6t\u00fc Ama\u00e7l\u0131 Yaz\u0131l\u0131m Da\u011f\u0131t\u0131m\u0131:<\/strong> Truva at\u0131, keylogger veya fidye yaz\u0131l\u0131m\u0131 y\u00fcklemek.<\/li>\r\n\r\n\r\n\r\n<li><strong>\u0130tibar Zedeleme:<\/strong> Kurumlar\u0131n marka de\u011ferini d\u00fc\u015f\u00fcrmek.<\/li>\r\n\r\n\r\n\r\n<li><strong>Spam G\u00f6nderimi:<\/strong> G\u00fcvenilir g\u00f6r\u00fcn\u00fcml\u00fc adreslerden toplu e-posta yaymak.<\/li>\r\n<\/ul>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing\u2019in Zararlar\u0131<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing sald\u0131r\u0131lar\u0131 hem bireyler hem de kurumlar i\u00e7in ciddi sonu\u00e7lar do\u011furur:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Finansal Kay\u0131plar:<\/strong> Doland\u0131r\u0131c\u0131l\u0131kla elde edilen bilgiler sonucunda maddi zarar.<\/li>\r\n\r\n\r\n\r\n<li><strong>Veri \u0130hlali:<\/strong> Hassas bilgilerin \u00e7al\u0131nmas\u0131.<\/li>\r\n\r\n\r\n\r\n<li><strong>\u0130tibar Kayb\u0131:<\/strong> M\u00fc\u015fteriler, sahte e-postalar\u0131 ger\u00e7ek sanarak g\u00fcveni kaybedebilir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Hukuki Sonu\u00e7lar:<\/strong> KVKK ve GDPR gibi yasalar \u00e7er\u00e7evesinde cezalar g\u00fcndeme gelebilir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Operasyonel Aksakl\u0131k:<\/strong> Sistemlerin yeniden g\u00fcvene al\u0131nmas\u0131 zaman ve maliyet yarat\u0131r.<\/li>\r\n<\/ul>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing Nas\u0131l \u00d6nlenir?<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing tamamen engellenemese de g\u00fc\u00e7l\u00fc \u00f6nlemlerle b\u00fcy\u00fck \u00f6l\u00e7\u00fcde azalt\u0131labilir. \u0130\u015fte uygulanmas\u0131 gereken y\u00f6ntemler:<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">1. <strong>SPF (Sender Policy Framework) Kayd\u0131<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>SPF, hangi IP adreslerinin domain ad\u0131na e-posta g\u00f6ndermeye yetkili oldu\u011funu belirler. Bu kay\u0131t DNS \u00fczerine eklenir.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">2. <strong>DKIM (DomainKeys Identified Mail)<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>E-postalara dijital imza eklenir. Al\u0131c\u0131 sunucu, bu imzay\u0131 do\u011frulayarak mesaj\u0131n de\u011fi\u015ftirilmedi\u011fini anlar.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">3. <strong>DMARC (Domain-based Message Authentication, Reporting &amp; Conformance)<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>SPF ve DKIM sonu\u00e7lar\u0131n\u0131 birle\u015ftirerek e-postalar\u0131n nas\u0131l i\u015flenece\u011fini belirler. Sahte maillerin reddedilmesini sa\u011flar.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">4. <strong>TLS Kullan\u0131m\u0131<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>E-postalar\u0131n \u015fifrelenerek iletilmesi, aradaki manip\u00fclasyon ihtimalini d\u00fc\u015f\u00fcr\u00fcr.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">5. <strong>E\u011fitim ve Fark\u0131ndal\u0131k<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>\u00c7al\u0131\u015fanlara d\u00fczenli olarak sosyal m\u00fchendislik ve sahte e-posta fark\u0131ndal\u0131\u011f\u0131 e\u011fitimi verilmelidir.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">6. <strong>G\u00fcvenlik Yaz\u0131l\u0131mlar\u0131<\/strong><\/h3>\r\n\r\n\r\n\r\n<p>Antivir\u00fcs, anti-spam ve e-posta g\u00fcvenlik a\u011f ge\u00e7itleri ile tehditler filtrelenebilir.<\/p>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing\u2019i Anlaman\u0131n \u0130pu\u00e7lar\u0131<\/h2>\r\n\r\n\r\n\r\n<p>Kullan\u0131c\u0131lar, kendilerine gelen e-postalar\u0131n sahte olup olmad\u0131\u011f\u0131n\u0131 basit y\u00f6ntemlerle anlayabilir:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>G\u00f6nderen e-posta adresini dikkatle kontrol edin.<\/li>\r\n\r\n\r\n\r\n<li>Linklerin \u00fczerine gelerek ger\u00e7ek URL\u2019yi inceleyin.<\/li>\r\n\r\n\r\n\r\n<li>Yaz\u0131m hatalar\u0131 ve aceleci \u00fcslup i\u00e7eren mesajlardan \u015f\u00fcphelenin.<\/li>\r\n\r\n\r\n\r\n<li>Resmi kurumlar genellikle sizden \u015fifre istemez.<\/li>\r\n\r\n\r\n\r\n<li>\u015e\u00fcpheli e-postalar\u0131 do\u011frudan silin veya BT ekibine bildirin.<\/li>\r\n<\/ul>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Domain Spoofing ve SEO \u0130li\u015fkisi<\/h2>\r\n\r\n\r\n\r\n<p>Domain spoofing sadece g\u00fcvenlik de\u011fil, SEO a\u00e7\u0131s\u0131ndan da olumsuz etkiler yarat\u0131r. \u00c7\u00fcnk\u00fc:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Sahte domainler:<\/strong> Orijinal sitenizin trafi\u011fini \u00e7alar.<\/li>\r\n\r\n\r\n\r\n<li><strong>Arama Motoru \u0130tibar\u0131:<\/strong> Google, sahte i\u00e7erikleri spam olarak i\u015faretleyebilir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Backlink Manip\u00fclasyonu:<\/strong> Zararl\u0131 sitelerden gelen linkler s\u0131ralaman\u0131z\u0131 d\u00fc\u015f\u00fcrebilir.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>Bu nedenle g\u00fcvenlik \u00f6nlemleri ayn\u0131 zamanda SEO stratejinizin de bir par\u00e7as\u0131 olmal\u0131d\u0131r.<\/p>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<p>K\u0131sacas\u0131, <strong>domain spoofing nedir<\/strong> sorusunun cevab\u0131: G\u00fcvenilir bir marka veya kurum kimli\u011fine b\u00fcr\u00fcnerek kullan\u0131c\u0131lar\u0131 kand\u0131rmaya y\u00f6nelik bir siber sald\u0131r\u0131 y\u00f6ntemidir. Hem bireysel kullan\u0131c\u0131lar hem de i\u015fletmeler i\u00e7in b\u00fcy\u00fck riskler ta\u015f\u0131r.<\/p>\r\n\r\n\r\n\r\n<p>Bu tehdide kar\u015f\u0131 SPF, DKIM ve DMARC gibi teknik \u00f6nlemler al\u0131nmal\u0131, kullan\u0131c\u0131 fark\u0131ndal\u0131\u011f\u0131 art\u0131r\u0131lmal\u0131 ve d\u00fczenli g\u00fcvenlik denetimleri yap\u0131lmal\u0131d\u0131r. Unutmay\u0131n, siber g\u00fcvenlik yaln\u0131zca teknoloji de\u011fil ayn\u0131 zamanda bilin\u00e7 meselesidir.<\/p>\r\n\r\n\r\n\r\n<p>G\u00fcvenli\u011finizi sa\u011flaman\u0131n ilk ad\u0131m\u0131, tehditleri do\u011fru tan\u0131makt\u0131r. Domain spoofing konusunda bilgi sahibi olarak hem kendinizi hem de i\u015fletmenizi koruma alt\u0131na alabilirsiniz.<\/p>\r\n\r\n\r\n\r\n<p>lginizi \u00c7ekebilir: <a href=\"https:\/\/narhost.com\/blog\/en-populer-domain-uzantilari-nedir\/\">En Pop\u00fcler Domain Uzant\u0131lar\u0131 Nedir<\/a>?<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Dijital d\u00fcnyada g\u00fcvenlik tehditleri her ge\u00e7en g\u00fcn art\u0131yor. \u00d6zellikle e-posta \u00fczerinden ger\u00e7ekle\u015fen sald\u0131r\u0131lar, hem bireyleri hem de kurumlar\u0131 ciddi \u015fekilde etkileyebiliyor. Bu sald\u0131r\u0131lar\u0131n en tehlikelilerinden biri de domain spoofing olarak biliniyor. Peki, domain spoofing nedir ve neden bu kadar \u00f6nemlidir? Gelin, detayl\u0131 bir \u015fekilde inceleyelim. Domain Spoofing Nedir? Domain spoofing, sald\u0131rganlar\u0131n sahte bir alan ad\u0131 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1175,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,1],"tags":[],"class_list":["post-486","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nedir","category-tum-yazilar"],"_links":{"self":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/486","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/comments?post=486"}],"version-history":[{"count":2,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/486\/revisions"}],"predecessor-version":[{"id":2029,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/486\/revisions\/2029"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media\/1175"}],"wp:attachment":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media?parent=486"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/categories?post=486"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/tags?post=486"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}