{"id":33,"date":"2026-06-04T22:39:50","date_gmt":"2026-06-04T19:39:50","guid":{"rendered":"https:\/\/secradar.net\/blog\/sifreli-dns-doh-dot-nedir\/"},"modified":"2026-06-04T22:45:36","modified_gmt":"2026-06-04T19:45:36","slug":"sifreli-dns-doh-dot-nedir","status":"publish","type":"post","link":"https:\/\/secradar.net\/blog\/sifreli-dns-doh-dot-nedir\/","title":{"rendered":"\u015eifreli DNS (DoH ve DoT) Nedir? Gizlilik ve G\u00fcvenlik Rehberi"},"content":{"rendered":"<p>Klasik DNS sorgular\u0131 internette <strong>\u015fifresiz<\/strong> dola\u015f\u0131r: hangi siteleri ziyaret etti\u011finiz, internet servis sa\u011flay\u0131c\u0131n\u0131z (ISP) veya ayn\u0131 a\u011fdaki bir sald\u0131rgan taraf\u0131ndan g\u00f6r\u00fclebilir, hatta de\u011fi\u015ftirilebilir. \u015eifreli DNS (DoH ve DoT) bu temel gizlilik a\u00e7\u0131\u011f\u0131n\u0131 kapat\u0131r.<\/p>\n<h2>Klasik DNS&#8217;in Sorunu<\/h2>\n<p>Geleneksel DNS, 53 numaral\u0131 port \u00fczerinden d\u00fcz metin olarak \u00e7al\u0131\u015f\u0131r. Bu da iki riski beraberinde getirir: <strong>gizlilik kayb\u0131<\/strong> (sorgular\u0131n\u0131z izlenebilir) ve <strong>manip\u00fclasyon<\/strong> (DNS spoofing\/hijacking ile sizi sahte bir siteye y\u00f6nlendirme).<\/p>\n<h2>DoH ve DoT Nedir?<\/h2>\n<ul>\n<li><strong>DoT (DNS over TLS):<\/strong> DNS sorgular\u0131n\u0131 TLS ile \u015fifreler ve ayr\u0131 bir port (853) kullan\u0131r. A\u011f y\u00f6neticisi i\u00e7in ay\u0131rt edilmesi kolayd\u0131r.<\/li>\n<li><strong>DoH (DNS over HTTPS):<\/strong> Sorgular\u0131 normal HTTPS trafi\u011fi (443) i\u00e7ine g\u00f6mer; di\u011fer web trafi\u011finden ay\u0131rt edilemez, bu y\u00fczden gizlilik a\u00e7\u0131s\u0131ndan daha g\u00fc\u00e7l\u00fcd\u00fcr.<\/li>\n<\/ul>\n<h2>Avantajlar\u0131 ve Dikkat Edilmesi Gerekenler<\/h2>\n<p>\u015eifreli DNS, halka a\u00e7\u0131k Wi-Fi gibi g\u00fcvensiz a\u011flarda izlenmeyi ve y\u00f6nlendirilmeyi zorla\u015ft\u0131r\u0131r. Ancak kurumsal ortamlarda DoH, a\u011f tabanl\u0131 g\u00fcvenlik filtrelerini atlatabildi\u011fi i\u00e7in baz\u0131 y\u00f6neticiler taraf\u0131ndan kontroll\u00fc bi\u00e7imde y\u00f6netilir. 1.1.1.1 (Cloudflare) ve 8.8.8.8 (Google) gibi \u00e7\u00f6z\u00fcmleyiciler DoH\/DoT destekler.<\/p>\n<h2>DNS Yap\u0131land\u0131rman\u0131z\u0131 Test Edin<\/h2>\n<p>Alan ad\u0131n\u0131z\u0131n hangi kay\u0131tlara sahip oldu\u011funu <a href=\"https:\/\/secradar.net\/dns-check\">DNS Sorgulama arac\u0131yla<\/a>, \u00e7\u00f6z\u00fcmlemenin k\u00f6k sunuculardan itibaren nas\u0131l ilerledi\u011fini ise <a href=\"https:\/\/secradar.net\/dns-trace\">DNS Trace arac\u0131yla<\/a> ad\u0131m ad\u0131m inceleyebilirsiniz. Bu ara\u00e7lar g\u00fcvenilir public \u00e7\u00f6z\u00fcmleyiciler kullan\u0131r, b\u00f6ylece sonu\u00e7lar ISP \u00f6nbelle\u011finden etkilenmez.<\/p>\n<div style=\"background:#eef2ff;border:1px solid #c7d2fe;border-radius:12px;padding:16px;margin-top:24px\"><b>S\u00fcrekli izleme ister misiniz?<\/b> <a href=\"https:\/\/secradar.net\/register\">SecRadar&#8217;a \u00fccretsiz \u00fcye olun<\/a>; SSL\/alan ad\u0131 biti\u015fi, DNS de\u011fi\u015fikli\u011fi ve g\u00fcvenlik ba\u015fl\u0131\u011f\u0131 de\u011fi\u015fimlerinde Telegram veya e-posta ile otomatik uyar\u0131 al\u0131n.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Klasik DNS sorgular\u0131 internette \u015fifresiz dola\u015f\u0131r: hangi siteleri ziyaret etti\u011finiz, internet servis sa\u011flay\u0131c\u0131n\u0131z (ISP) veya ayn\u0131 a\u011fdaki bir sald\u0131rgan taraf\u0131ndan g\u00f6r\u00fclebilir, hatta de\u011fi\u015ftirilebilir. \u015eifreli DNS (DoH ve DoT) bu temel gizlilik a\u00e7\u0131\u011f\u0131n\u0131 kapat\u0131r. Klasik DNS&#8217;in Sorunu Geleneksel DNS, 53 numaral\u0131 port \u00fczerinden d\u00fcz metin olarak \u00e7al\u0131\u015f\u0131r. Bu da iki riski beraberinde getirir: gizlilik kayb\u0131 (sorgular\u0131n\u0131z &#8230; <a title=\"\u015eifreli DNS (DoH ve DoT) Nedir? Gizlilik ve G\u00fcvenlik Rehberi\" class=\"read-more\" href=\"https:\/\/secradar.net\/blog\/sifreli-dns-doh-dot-nedir\/\" aria-label=\"Read more about \u015eifreli DNS (DoH ve DoT) Nedir? Gizlilik ve G\u00fcvenlik Rehberi\">Devam\u0131n\u0131 oku<\/a><\/p>\n","protected":false},"author":1,"featured_media":32,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-33","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dns"],"_links":{"self":[{"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/posts\/33","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/comments?post=33"}],"version-history":[{"count":1,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/posts\/33\/revisions"}],"predecessor-version":[{"id":40,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/posts\/33\/revisions\/40"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/media\/32"}],"wp:attachment":[{"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/media?parent=33"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/categories?post=33"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/secradar.net\/blog\/wp-json\/wp\/v2\/tags?post=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}