{"id":508,"date":"2026-01-18T20:10:14","date_gmt":"2026-01-18T20:10:14","guid":{"rendered":"https:\/\/narhost.com\/blog\/?p=508"},"modified":"2026-09-11T14:33:41","modified_gmt":"2026-09-11T14:33:41","slug":"ssl-sertifikasi-nedir","status":"publish","type":"post","link":"https:\/\/narhost.com\/blog\/ssl-sertifikasi-nedir\/","title":{"rendered":"SSL Sertifikas\u0131 Nedir, Hangi T\u00fcr Hangi Siteye Uygun?"},"content":{"rendered":"<div id=\"ai-ozet\" class=\"ai-box\">\n<p class=\"ai-box-title\">K\u0131saca \u00f6zet<\/p>\n<ul>\n<li>SSL sertifikas\u0131 nedir sorusunun k\u0131sa cevab\u0131: taray\u0131c\u0131 ile sunucu aras\u0131ndaki veriyi \u015fifreleyen ve sitenin kimli\u011fini do\u011frulayan dijital belgedir.<\/li>\n<li>Sertifika yoksa taray\u0131c\u0131 &#8220;g\u00fcvenli de\u011fil&#8221; uyar\u0131s\u0131 g\u00f6sterir; form ve \u00f6deme sayfalar\u0131nda bu uyar\u0131 do\u011frudan sat\u0131\u015f kayb\u0131na d\u00f6ner.<\/li>\n<li>\u00dc\u00e7 do\u011frulama seviyesi var: alan ad\u0131 (DV), kurum (OV) ve geni\u015fletilmi\u015f (EV). \u015eifreleme g\u00fcc\u00fc \u00fc\u00e7\u00fcnde de ayn\u0131d\u0131r, fark kimlik do\u011frulaman\u0131n derinli\u011findedir.<\/li>\n<li>Blog ve tan\u0131t\u0131m siteleri i\u00e7in \u00fccretsiz DV sertifikas\u0131 yeterlidir; \u00f6deme alan siteler OV ya da EV tercih eder.<\/li>\n<li>Alt alan adlar\u0131n\u0131z varsa tek tek sertifika almak yerine wildcard sertifika daha pratiktir.<\/li>\n<li>Kurulum tek ba\u015f\u0131na yetmez; HTTP adresinin HTTPS&#8217;e y\u00f6nlendirilmesi ve kar\u0131\u015f\u0131k i\u00e7erik uyar\u0131lar\u0131n\u0131n temizlenmesi gerekir.<\/li>\n<\/ul>\n<\/div>\n<p>Adres \u00e7ubu\u011fundaki kilit simgesi bug\u00fcn bir ayr\u0131cal\u0131k de\u011fil, asgari beklenti. Taray\u0131c\u0131lar sertifikas\u0131z sitelerde a\u00e7\u0131k uyar\u0131 g\u00f6steriyor, arama motorlar\u0131 HTTPS&#8217;i s\u0131ralama sinyali olarak say\u0131yor. Yine de sertifika t\u00fcrleri, do\u011frulama seviyeleri ve kurulum sonras\u0131 ad\u0131mlar \u00e7o\u011fu zaman kar\u0131\u015f\u0131yor. Bu rehberde SSL sertifikas\u0131 nedir sorusunu, hangi t\u00fcr\u00fcn hangi siteye uygun oldu\u011funu ve kurulumdan sonra yap\u0131lmas\u0131 gerekenleri anlat\u0131yoruz.<\/p>\n<h2>SSL sertifikas\u0131 nedir ve nas\u0131l \u00e7al\u0131\u015f\u0131r?<\/h2>\n<p>SSL sertifikas\u0131, bir siteye ait oldu\u011fu g\u00fcvenilir bir kurum taraf\u0131ndan onaylanm\u0131\u015f dijital belgedir. \u0130ki i\u015fi birden yapar: taray\u0131c\u0131 ile sunucu aras\u0131ndaki veriyi \u015fifreler ve sitenin iddia etti\u011fi ki\u015fi ya da kurum oldu\u011funu do\u011frular.<\/p>\n<p>Ba\u011flant\u0131 kurulurken taray\u0131c\u0131 sunucudan sertifikay\u0131 ister, sertifikay\u0131 veren kurumu tan\u0131y\u0131p tan\u0131mad\u0131\u011f\u0131n\u0131 kontrol eder ve do\u011frulama ba\u015far\u0131l\u0131ysa \u015fifreli bir oturum a\u00e7ar. Bu a\u015famadan sonra form verileri, \u015fifreler ve \u00f6deme bilgileri araya giren biri taraf\u0131ndan okunamaz. G\u00fcn\u00fcm\u00fczde kullan\u0131lan protokol\u00fcn ad\u0131 teknik olarak TLS&#8217;tir; SSL ifadesi al\u0131\u015fkanl\u0131ktan s\u00fcr\u00fcyor.<\/p>\n<div class=\"highlight-box\">\n<p class=\"label\">Bilgi<\/p>\n<p>HTTPS yaln\u0131zca sizinle site aras\u0131ndaki veriyi korur. Ba\u011flant\u0131n\u0131n tamam\u0131n\u0131 gizlemek istiyorsan\u0131z farkl\u0131 bir katman gerekir; aradaki ayr\u0131m\u0131 <a href=\"https:\/\/narhost.com\/blog\/vpn-nedir\/\" title=\"VPN nedir, HTTPS ile fark\u0131\">VPN yaz\u0131m\u0131zda<\/a> anlatt\u0131k.<\/p>\n<\/div>\n<figure class=\"nh-sema\"><img loading=\"lazy\" src=\"https:\/\/narhost.com\/blog\/wp-content\/uploads\/2026\/09\/ssl-sertifikasi-nedir-sema-narhost.webp\" alt=\"SSL sertifikas\u0131 nedir sorusunun karar \u015femas\u0131 \u2014 site tipine g\u00f6re DV, OV ve EV se\u00e7imi\" width=\"1200\" height=\"500\" loading=\"lazy\" decoding=\"async\"><figcaption>SSL sertifikas\u0131 nedir sorusunun pratik kar\u015f\u0131l\u0131\u011f\u0131: tan\u0131t\u0131m sitesine DV, kurumsal siteye OV, \u00f6deme alan siteye EV.<\/figcaption><\/figure>\n<h2>Sertifika t\u00fcrleri aras\u0131ndaki fark nedir?<\/h2>\n<table>\n<thead>\n<tr>\n<th>T\u00fcr<\/th>\n<th>Do\u011frulama<\/th>\n<th>S\u00fcre<\/th>\n<th>Kime uygun<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DV (alan ad\u0131)<\/td>\n<td>Alan ad\u0131 sahipli\u011fi<\/td>\n<td>Dakikalar<\/td>\n<td>Blog, tan\u0131t\u0131m sitesi, ki\u015fisel site<\/td>\n<\/tr>\n<tr>\n<td>OV (kurum)<\/td>\n<td>Alan ad\u0131 + \u015firket kayd\u0131<\/td>\n<td>1-3 i\u015f g\u00fcn\u00fc<\/td>\n<td>Kurumsal siteler, form alan siteler<\/td>\n<\/tr>\n<tr>\n<td>EV (geni\u015fletilmi\u015f)<\/td>\n<td>Ayr\u0131nt\u0131l\u0131 kurumsal inceleme<\/td>\n<td>3-7 i\u015f g\u00fcn\u00fc<\/td>\n<td>Bankac\u0131l\u0131k, e-ticaret, \u00f6deme sayfalar\u0131<\/td>\n<\/tr>\n<tr>\n<td>Wildcard<\/td>\n<td>T\u00fcr\u00fcne g\u00f6re de\u011fi\u015fir<\/td>\n<td>T\u00fcr\u00fcne g\u00f6re<\/td>\n<td>\u00c7ok say\u0131da alt alan ad\u0131 olanlar<\/td>\n<\/tr>\n<tr>\n<td>\u00c7oklu alan ad\u0131<\/td>\n<td>T\u00fcr\u00fcne g\u00f6re de\u011fi\u015fir<\/td>\n<td>T\u00fcr\u00fcne g\u00f6re<\/td>\n<td>Birden fazla alan ad\u0131n\u0131 tek sertifikayla koruyanlar<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u015eifreleme g\u00fcc\u00fc \u00fc\u00e7 seviyede de ayn\u0131d\u0131r. Fark, sertifikay\u0131 veren kurumun sizi ne kadar derin do\u011frulad\u0131\u011f\u0131ndad\u0131r. DV yaln\u0131zca alan ad\u0131n\u0131n size ait oldu\u011funu kontrol eder; OV ve EV ticari kay\u0131tlar\u0131 da inceler. Sertifika zincirinin nas\u0131l kuruldu\u011funu ve teknik ayr\u0131nt\u0131lar\u0131 <a href=\"https:\/\/letsencrypt.org\/docs\/\" title=\"Let&#039;s Encrypt resm\u00ee dok\u00fcmantasyonu\" target=\"_blank\" rel=\"noopener\">Let&#8217;s Encrypt dok\u00fcmantasyonunda<\/a> bulabilirsiniz.<\/p>\n<div class=\"senaryo-block\">\n<p class=\"label\">\u00d6rnek senaryo<\/p>\n<p>Bir butik \u00fcretici, sitesine \u00f6deme altyap\u0131s\u0131 eklemek istedi. Mevcut \u00fccretsiz sertifikas\u0131 \u00e7al\u0131\u015f\u0131yordu ama \u00f6deme sa\u011flay\u0131c\u0131s\u0131 kurumsal do\u011frulama \u015fart\u0131 ar\u0131yordu. Firma OV sertifikas\u0131na ge\u00e7ti, ticaret sicil kayd\u0131 do\u011fruland\u0131 ve entegrasyon tamamland\u0131. Ziyaret\u00e7i a\u00e7\u0131s\u0131ndan g\u00f6r\u00fcnen fark yaln\u0131zca sertifika ayr\u0131nt\u0131lar\u0131ndayd\u0131; as\u0131l kazan\u00e7, \u00f6deme sa\u011flay\u0131c\u0131s\u0131n\u0131n \u015fart\u0131n\u0131 kar\u015f\u0131lamakt\u0131.<\/p>\n<\/div>\n<h2>\u00dccretsiz sertifika yeterli mi?<\/h2>\n<p>\u00dccretsiz DV sertifikalar\u0131 ger\u00e7ek sertifikalard\u0131r; taray\u0131c\u0131lar taraf\u0131ndan tan\u0131n\u0131r ve ayn\u0131 \u015fifrelemeyi sunar. Blog, tan\u0131t\u0131m sitesi ve kurumsal bilgi siteleri i\u00e7in fazlas\u0131yla yeterlidir.<\/p>\n<p>\u0130ki durumda \u00fccretli sertifikaya ge\u00e7ilir. Birincisi, \u00f6deme sa\u011flay\u0131c\u0131n\u0131z\u0131n ya da bir i\u015f orta\u011f\u0131n\u0131z\u0131n kurumsal do\u011frulama \u015fart\u0131 koymas\u0131. \u0130kincisi, sertifikaya ba\u011fl\u0131 garanti ve destek ihtiyac\u0131. Ticari sertifikalar genelde belirli bir maddi garanti ve teknik destek ile gelir.<\/p>\n<div class=\"warn-box\">\n<p class=\"label\">Dikkat<\/p>\n<p>Sertifika y\u00fcklemek tek ba\u015f\u0131na yetmez. HTTP adresinden gelen ziyaret\u00e7ileri HTTPS&#8217;e y\u00f6nlendirmediyseniz site h\u00e2l\u00e2 \u015fifresiz sunulabilir. Ayr\u0131ca sayfa i\u00e7inde <code>http:\/\/<\/code> ile \u00e7a\u011fr\u0131lan g\u00f6rsel, stil ya da betik varsa taray\u0131c\u0131 kar\u0131\u015f\u0131k i\u00e7erik uyar\u0131s\u0131 verir ve kilit simgesi kaybolur.<\/p>\n<\/div>\n<h2>Kurulumdan sonra yap\u0131lmas\u0131 gerekenler<\/h2>\n<ul class=\"kontrol-listesi\">\n<li>HTTP adresini HTTPS&#8217;e kal\u0131c\u0131 olarak y\u00f6nlendirin.<\/li>\n<li>Site i\u00e7indeki t\u00fcm ba\u011flant\u0131lar\u0131 ve medya adreslerini HTTPS&#8217;e \u00e7evirin.<\/li>\n<li>Kar\u0131\u015f\u0131k i\u00e7erik uyar\u0131s\u0131 olup olmad\u0131\u011f\u0131n\u0131 taray\u0131c\u0131 konsolundan kontrol edin.<\/li>\n<li>Arama konsolunda HTTPS adresini de m\u00fclk olarak ekleyin.<\/li>\n<li>Site haritas\u0131ndaki adreslerin HTTPS oldu\u011fundan emin olun.<\/li>\n<li>Sertifika biti\u015f tarihini takvime i\u015fleyin; otomatik yenileme varsa \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 do\u011frulay\u0131n.<\/li>\n<li>Alt alan adlar\u0131n\u0131z varsa hepsinin kapsand\u0131\u011f\u0131n\u0131 kontrol edin.<\/li>\n<\/ul>\n<p>Kurulumun panel \u00fczerinden nas\u0131l yap\u0131ld\u0131\u011f\u0131n\u0131 ad\u0131m ad\u0131m g\u00f6rmek isterseniz <a href=\"https:\/\/narhost.com\/destek\/ssl-sertifikasi-nasil-dogru-kurulur\/\" title=\"SSL sertifikas\u0131 nas\u0131l do\u011fru kurulur \u2014 Narhost Destek\">destek dok\u00fcman\u0131m\u0131za<\/a> g\u00f6z atabilirsiniz.<\/p>\n<h2>Sertifika s\u00fcresi dolarsa ne olur?<\/h2>\n<p>S\u00fcresi dolan sertifika ge\u00e7ersiz say\u0131l\u0131r ve taray\u0131c\u0131 tam sayfa uyar\u0131 g\u00f6sterir. Ziyaret\u00e7i siteye girmek i\u00e7in uyar\u0131y\u0131 elle ge\u00e7mek zorunda kal\u0131r; \u00e7o\u011fu kullan\u0131c\u0131 bu noktada vazge\u00e7er.<\/p>\n<p>\u00dccretsiz sertifikalar genelde doksan g\u00fcnl\u00fck verilir ve otomatik yenilenir. Otomatik yenileme bir sebeple \u00e7al\u0131\u015fmazsa uyar\u0131 vermeden s\u00fcre dolar. Bu y\u00fczden yenilemenin \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 ara ara kontrol etmek gerekir.<\/p>\n<div class=\"success-box\">\n<p class=\"label\">Sonu\u00e7<\/p>\n<p>Blog ve tan\u0131t\u0131m siteleri i\u00e7in \u00fccretsiz DV sertifikas\u0131 yeterlidir. \u00d6deme al\u0131yorsan\u0131z ya da i\u015f orta\u011f\u0131n\u0131z kurumsal do\u011frulama istiyorsa OV veya EV gerekir. Hangi t\u00fcr\u00fc se\u00e7erseniz se\u00e7in, kurulumdan sonra y\u00f6nlendirme ve kar\u0131\u015f\u0131k i\u00e7erik kontrol\u00fcn\u00fc atlamay\u0131n.<\/p>\n<\/div>\n<div class=\"kb-faq\">\n<h2>S\u0131k\u00e7a sorulan sorular<\/h2>\n<h3>SSL sertifikas\u0131 nedir, her site i\u00e7in zorunlu mu?<\/h3>\n<p>Taray\u0131c\u0131 ile sunucu aras\u0131ndaki veriyi \u015fifreleyen ve site kimli\u011fini do\u011frulayan dijital belgedir. Yasal bir zorunluluk olmasa da sertifikas\u0131z sitelerde taray\u0131c\u0131 uyar\u0131 g\u00f6sterdi\u011fi i\u00e7in pratikte zorunlu h\u00e2le gelmi\u015ftir.<\/p>\n<h3>\u00dccretsiz ile \u00fccretli sertifika aras\u0131nda \u015fifreleme fark\u0131 var m\u0131?<\/h3>\n<p>Hay\u0131r. \u015eifreleme g\u00fcc\u00fc ayn\u0131d\u0131r. Fark do\u011frulama derinli\u011finde, garanti kapsam\u0131nda ve teknik destekte ortaya \u00e7\u0131kar.<\/p>\n<h3>Wildcard sertifika ne i\u015fe yarar?<\/h3>\n<p>Tek bir sertifikayla alan ad\u0131n\u0131z\u0131n t\u00fcm birinci seviye alt adreslerini kapsar. \u00c7ok say\u0131da alt alan ad\u0131 kullan\u0131yorsan\u0131z tek tek sertifika y\u00f6netmekten kurtar\u0131r.<\/p>\n<h3>Sertifika takt\u0131m ama kilit simgesi \u00e7\u0131km\u0131yor, neden?<\/h3>\n<p>En yayg\u0131n sebep kar\u0131\u015f\u0131k i\u00e7eriktir: sayfa HTTPS ile a\u00e7\u0131l\u0131rken i\u00e7indeki baz\u0131 g\u00f6rsel ya da betikler h\u00e2l\u00e2 HTTP ile \u00e7a\u011fr\u0131l\u0131yordur. Taray\u0131c\u0131 konsolunda hangi kayna\u011f\u0131n sorun \u00e7\u0131kard\u0131\u011f\u0131 listelenir.<\/p>\n<h3>SSL s\u0131ralamay\u0131 etkiler mi?<\/h3>\n<p>HTTPS uzun s\u00fcredir hafif bir s\u0131ralama sinyali olarak kabul ediliyor. As\u0131l etkisi dolayl\u0131d\u0131r: uyar\u0131 g\u00f6ren ziyaret\u00e7i siteden \u00e7\u0131kar, bu da davran\u0131\u015f sinyallerini olumsuz etkiler. Hosting taraf\u0131n\u0131n etkisini <a href=\"https:\/\/narhost.com\/blog\/hosting-secimi-seo-durumunu-etkiler-mi\/\" title=\"Hosting se\u00e7imi SEO durumunu etkiler mi\">ayr\u0131 bir yaz\u0131da<\/a> ele ald\u0131k.<\/p>\n<\/div>\n<div class=\"cta-box\">\n<p class=\"label\">Narhost&#8217;ta<\/p>\n<p>Hosting paketlerinde \u00fccretsiz SSL haz\u0131r gelir. Kurumsal do\u011frulama gerektiren projeler i\u00e7in Standart, Wildcard ve EV sertifikalar\u0131 sunuluyor.<\/p>\n<p><a class=\"cta-btn\" href=\"https:\/\/narhost.com\/ssl\" title=\"Narhost SSL sertifikalar\u0131 ve fiyatlar\u0131\">SSL sertifikalar\u0131n\u0131 incele<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>SSL sertifikas\u0131 nedir sorusunun cevab\u0131, DV, OV ve EV t\u00fcrleri aras\u0131ndaki fark, \u00fccretsiz sertifikan\u0131n yeterli oldu\u011fu durumlar ve kurulum sonras\u0131 ad\u0131mlar.<\/p>\n","protected":false},"author":1,"featured_media":2240,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-508","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guvenlik"],"_links":{"self":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/508","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=508"}],"version-history":[{"count":4,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/508\/revisions"}],"predecessor-version":[{"id":2239,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/508\/revisions\/2239"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media\/2240"}],"wp:attachment":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media?parent=508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/categories?post=508"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/tags?post=508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}