{"id":999,"date":"2025-09-23T15:53:11","date_gmt":"2025-09-23T12:53:11","guid":{"rendered":"https:\/\/narhost.com\/destek\/?p=999"},"modified":"2026-09-26T23:21:21","modified_gmt":"2026-09-26T20:21:21","slug":"adim-adim-guvenli-mail-gonderimi-ssl-tls-ayarlari-nasil-yapilir","status":"publish","type":"post","link":"https:\/\/narhost.com\/destek\/adim-adim-guvenli-mail-gonderimi-ssl-tls-ayarlari-nasil-yapilir\/","title":{"rendered":"Ad\u0131m Ad\u0131m G\u00fcvenli Mail G\u00f6nderimi \u2014 SSL\/TLS Ayarlar\u0131 Nas\u0131l Yap\u0131l\u0131r"},"content":{"rendered":"<p class=\"kb-dogrulama\">Son do\u011frulama: Eyl\u00fcl 2026 \u00b7 cPanel 136 test hesab\u0131nda denendi<\/p>\n<div id=\"hizli-cozum\" class=\"ai-box ai-box--cozum\">\n<p class=\"ai-box-title\">H\u0131zl\u0131 \u00e7\u00f6z\u00fcm<\/p>\n<p><strong>Mail SSL TLS ayarlar\u0131<\/strong> do\u011fru yap\u0131lmad\u0131\u011f\u0131nda istemci ya ba\u011flanamaz ya da sertifika uyar\u0131s\u0131 verir: gelen posta i\u00e7in IMAP 993 ya da POP3 995 (ikisi de SSL\/TLS), giden posta i\u00e7in SMTP 465 (SSL\/TLS, \u00f6rt\u00fck \u015fifreleme) ya da 587 (STARTTLS) kullan\u0131n, sunucu ad\u0131 olarak hesab\u0131n bulundu\u011fu cPanel sunucusunun ad\u0131n\u0131 yaz\u0131n ve kimlik do\u011frulamay\u0131 a\u00e7\u0131n.<\/p>\n<ol>\n<li>Gelen sunucuda IMAP 993 ya da POP3 995, g\u00fcvenlik t\u00fcr\u00fc SSL\/TLS.<\/li>\n<li>Giden sunucuda SMTP 465 (SSL\/TLS) ya da 587 (STARTTLS) \u2014 25 de\u011fil.<\/li>\n<li>Sunucu ad\u0131 olarak cPanel Cihaz Ba\u011fla ekran\u0131ndaki ad\u0131 birebir kullan\u0131n.<\/li>\n<li>&#8220;Giden sunucu kimlik do\u011frulamas\u0131 gerektirir&#8221; se\u00e7ene\u011fini i\u015faretleyin.<\/li>\n<li>Test e-postas\u0131 g\u00f6nderip gelen\/giden g\u00fcnl\u00fc\u011f\u00fcn\u00fc izleyin.<\/li>\n<\/ol>\n<\/div>\n<table class=\"kb-uyg\">\n<tr>\n<th>Panel<\/th>\n<td>cPanel<\/td>\n<\/tr>\n<tr>\n<th>Sistem<\/th>\n<td>Payla\u015f\u0131ml\u0131 hosting; posta istemcisinde (Outlook, Thunderbird, Webmail) IMAP\/SMTP yap\u0131land\u0131rmas\u0131<\/td>\n<\/tr>\n<tr>\n<th>Yetki<\/th>\n<td>E-posta hesab\u0131 kullan\u0131c\u0131 ad\u0131 ve parolas\u0131<\/td>\n<\/tr>\n<tr>\n<th>Narhost \u00fcr\u00fcn\u00fc<\/th>\n<td><a href=\"https:\/\/narhost.com\/ssl\" title=\"SSL - Narhost\">SSL Sertifikas\u0131<\/a>, Kurumsal E-posta<\/td>\n<\/tr>\n<\/table>\n<div class=\"kb-once\">\n<p class=\"label\">Ba\u015flamadan \u00f6nce<\/p>\n<ul>\n<li>E-posta hesab\u0131n\u0131z\u0131n tam adresini ve parolas\u0131n\u0131 haz\u0131r bulundurun.<\/li>\n<li>cPanel \u2192 E-posta Hesaplar\u0131&#8217;nda ilgili hesab\u0131n yan\u0131ndaki <strong>Cihaz Ba\u011fla<\/strong> (Connect Devices) ekran\u0131n\u0131 a\u00e7\u0131p \u00f6nerilen sunucu ad\u0131n\u0131 ve port numaralar\u0131n\u0131 not edin.<\/li>\n<li>\u0130stemcinizin &#8220;Kimlik Do\u011frulama&#8221; se\u00e7ene\u011fini destekledi\u011finden emin olun; SMTP kimlik do\u011frulamas\u0131 olmadan g\u00f6nderim reddedilir.<\/li>\n<li>25 numaral\u0131 portu denemeyin; \u00e7o\u011fu a\u011f art\u0131k bu portu istemci ba\u011flant\u0131lar\u0131nda k\u0131s\u0131tlar.<\/li>\n<\/ul>\n<\/div>\n<h2>Mail g\u00f6nderiminde SSL, TLS ve STARTTLS fark\u0131<\/h2>\n<p>SSL (\u00f6rt\u00fck\/implicit TLS, port 465) ba\u011flant\u0131 kurulur kurulmaz \u015fifrelenir; STARTTLS (port 587) d\u00fcz bir ba\u011flant\u0131yla ba\u015flar, sonra \u015fifreliye y\u00fckseltilir. \u0130kisi de art\u0131k ayn\u0131 TLS protokol\u00fcn\u00fc kullan\u0131r \u2014 &#8220;SSL&#8221; ad\u0131 tarihsel bir isimlendirmedir, protokol\u00fcn kendisi \u00e7oktan TLS&#8217;e ge\u00e7mi\u015ftir. IMAP 993 ve POP3 995 de ayn\u0131 \u00f6rt\u00fck \u015fifreleme mant\u0131\u011f\u0131yla \u00e7al\u0131\u015f\u0131r. \u0130stemcinizde &#8220;SSL\/TLS&#8221; se\u00e7ene\u011fi 465\/993\/995 ile, &#8220;STARTTLS&#8221; se\u00e7ene\u011fi ise 587 ile e\u015fle\u015fir; ikisini kar\u0131\u015ft\u0131rmak ba\u011flant\u0131 hatas\u0131na yol a\u00e7ar. <a href=\"https:\/\/docs.cpanel.net\/cpanel\/email\/encryption\/\" title=\"cPanel Belgeleri - E-posta \u015eifreleme\" target=\"_blank\" rel=\"noopener\">cPanel&#8217;in \u015fifreleme belgesi<\/a> bu iki y\u00f6ntemi ve hangi portla e\u015fle\u015fti\u011fini resm\u00ee olarak listeler.<\/p>\n<p>Port 25 tarihsel olarak SMTP&#8217;nin varsay\u0131lan portudur ama art\u0131k yaln\u0131zca sunucudan sunucuya posta aktar\u0131m\u0131 (relay) i\u00e7in kullan\u0131l\u0131r. \u00c7o\u011fu internet servis sa\u011flay\u0131c\u0131, spam trafi\u011fini azaltmak i\u00e7in m\u00fc\u015fteri ba\u011flant\u0131lar\u0131nda bu portu kapat\u0131r ya da k\u0131s\u0131tlar. Bu y\u00fczden posta istemcisi ayarlar\u0131nda giden sunucu i\u00e7in her zaman 465 ya da 587 kullan\u0131l\u0131r, 25 de\u011fil.<\/p>\n<h2>Mail SSL TLS ayarlar\u0131 ad\u0131m ad\u0131m nas\u0131l yap\u0131l\u0131r<\/h2>\n<ol class=\"kb-adimlar\">\n<li><strong>cPanel \u2192 E-posta \u2192 E-posta Hesaplar\u0131<\/strong> sayfas\u0131n\u0131 a\u00e7\u0131n, ilgili hesab\u0131n sat\u0131r\u0131nda <a href=\"https:\/\/docs.cpanel.net\/cpanel\/email\/set-up-mail-client\/\" title=\"cPanel Belgeleri - Posta \u0130stemcisi Kurulumu (IMAP\/SMTP)\" target=\"_blank\" rel=\"noopener\"><strong>Cihaz Ba\u011fla<\/strong><\/a> ba\u011flant\u0131s\u0131na t\u0131klay\u0131n.<br \/>\n<figure class=\"kb-ekran\"><img decoding=\"async\" src=\"https:\/\/narhost.com\/destek\/wp-content\/uploads\/2026\/09\/adim-adim-guvenli-mail-gonderimi-ssl-tls-ayarlari-nasil-yapilir-adim-1-1.webp\" alt=\"mail SSL TLS ayarlar\u0131 - cPanel E-posta Hesaplar\u0131 sayfas\u0131nda Cihaz Ba\u011fla ba\u011flant\u0131s\u0131\" width=\"1200\" height=\"429\" loading=\"lazy\"><figcaption>cPanel E-posta Hesaplar\u0131 sayfas\u0131; her hesab\u0131n yan\u0131ndaki Cihaz Ba\u011fla ba\u011flant\u0131s\u0131 sunucu ad\u0131 ve port bilgisini g\u00f6sterir.<\/figcaption><\/figure>\n<p class=\"kb-cikti\">Beklenen sonu\u00e7: sayfa sunucu ad\u0131n\u0131, kullan\u0131c\u0131 ad\u0131n\u0131 ve port numaralar\u0131n\u0131 g\u00f6sterir.<\/p>\n<\/li>\n<li><strong>Gelen sunucu bilgilerini girin<\/strong>: IMAP i\u00e7in port 993 ya da POP3 i\u00e7in port 995, g\u00fcvenlik t\u00fcr\u00fc SSL\/TLS. Sunucu ad\u0131 olarak Cihaz Ba\u011fla ekran\u0131ndaki ad\u0131 birebir kullan\u0131n; kendi alan ad\u0131n\u0131z\u0131 (mail.alanadiniz.com) yazarsan\u0131z sertifika o ada de\u011fil sunucu ad\u0131na d\u00fczenlendi\u011fi i\u00e7in istemci sertifika uyar\u0131s\u0131 verir.\n<p class=\"kb-cikti\">Beklenen sonu\u00e7: istemci gelen sunucuya ba\u011flan\u0131r, klas\u00f6r listesi g\u00f6r\u00fcn\u00fcr.<\/p>\n<\/li>\n<li><strong>Giden sunucu (SMTP) bilgilerini girin<\/strong>: port 465 se\u00e7ip g\u00fcvenlik t\u00fcr\u00fcn\u00fc SSL\/TLS yap\u0131n; ya da port 587 se\u00e7ip g\u00fcvenlik t\u00fcr\u00fcn\u00fc STARTTLS yap\u0131n. Sunucu ikisini de destekler, ayn\u0131 hesapla \u00e7al\u0131\u015f\u0131r.\n<p class=\"kb-cikti\">Beklenen sonu\u00e7: istemci giden sunucuya ba\u011flan\u0131r, hata vermez.<\/p>\n<\/li>\n<li><strong>Kimlik do\u011frulamay\u0131 a\u00e7\u0131n<\/strong>: &#8220;Giden sunucu kimlik do\u011frulamas\u0131 gerektirir&#8221; kutusunu i\u015faretleyin, gelen sunucuyla ayn\u0131 kullan\u0131c\u0131 ad\u0131 ve parolay\u0131 kullan\u0131n.<br \/>\n<figure class=\"kb-ekran\"><img decoding=\"async\" src=\"https:\/\/narhost.com\/destek\/wp-content\/uploads\/2026\/09\/adim-adim-guvenli-mail-gonderimi-ssl-tls-ayarlari-nasil-yapilir-adim-2-1.webp\" alt=\"E-posta istemcisinde giden sunucu kimlik do\u011frulamas\u0131n\u0131 a\u00e7ma ekran\u0131\" width=\"1200\" height=\"429\" loading=\"lazy\"><figcaption>Cihaz Ba\u011fla ekran\u0131ndaki manuel ayarlar b\u00f6l\u00fcm\u00fc; giden sunucu i\u00e7in kimlik do\u011frulama burada g\u00f6r\u00fcl\u00fcr.<\/figcaption><\/figure>\n<p class=\"kb-cikti\">Beklenen sonu\u00e7: ayar ekran\u0131nda giden sunucu art\u0131k &#8220;kimlik do\u011frulamal\u0131&#8221; g\u00f6r\u00fcn\u00fcr.<\/p>\n<\/li>\n<li><strong>Test e-postas\u0131 g\u00f6nderin<\/strong> ve istemcinin g\u00f6nderim g\u00fcnl\u00fc\u011f\u00fcn\u00fc izleyin; port ya da g\u00fcvenlik t\u00fcr\u00fc yanl\u0131\u015fsa genelde &#8220;sunucuya ba\u011flan\u0131lamad\u0131&#8221; ya da sertifika ad\u0131 uyu\u015fmazl\u0131\u011f\u0131 uyar\u0131s\u0131 \u00e7\u0131kar.\n<p class=\"kb-cikti\">Beklenen sonu\u00e7: mesaj g\u00f6nderilir, G\u00f6nderilmi\u015f \u00d6\u011feler klas\u00f6r\u00fcnde g\u00f6r\u00fcn\u00fcr.<\/p>\n<\/li>\n<\/ol>\n<h2>Do\u011frulama<\/h2>\n<div class=\"success-box\">\n<p class=\"label\">Sonu\u00e7<\/p>\n<p>G\u00f6nderdi\u011finiz test mesaj\u0131n\u0131n kar\u015f\u0131 hesaba ula\u015ft\u0131\u011f\u0131n\u0131 ve istemcide sertifika uyar\u0131s\u0131 \u00e7\u0131kmad\u0131\u011f\u0131n\u0131 kontrol edin; sertifika uyar\u0131s\u0131 yoksa sunucu ad\u0131 do\u011fru girilmi\u015f demektir. Gelen kutusunda da yeni mesajlar sorunsuz g\u00fcncelleniyorsa IMAP\/POP3 taraf\u0131 da do\u011frudur.<\/p>\n<\/div>\n<h2>H\u00e2l\u00e2 \u00e7\u00f6z\u00fclmediyse<\/h2>\n<ul>\n<li><strong>Sertifika ad\u0131 uyu\u015fmuyor uyar\u0131s\u0131 \u00e7\u0131k\u0131yor.<\/strong> Sunucu ad\u0131n\u0131 kendi alan ad\u0131n\u0131z yerine Cihaz Ba\u011fla ekran\u0131ndan tekrar kopyalay\u0131n.<\/li>\n<li><strong>SMTP ba\u011flant\u0131s\u0131 kimlik do\u011frulama hatas\u0131yla reddediliyor.<\/strong> Kimlik do\u011frulama kapal\u0131 ya da parola yanl\u0131\u015f olabilir; <a href=\"https:\/\/narhost.com\/destek\/smtp-kimlik-dogrulama-sorunlari-relay-hatasi-nasil-duzeltilir\/\" title=\"SMTP kimlik do\u011frulama sorunlar\u0131 - Narhost Destek\">SMTP kimlik do\u011frulama sorunlar\u0131<\/a> kart\u0131na bak\u0131n.<\/li>\n<li><strong>465 de 587 de ba\u011flanm\u0131yor.<\/strong> Bulundu\u011funuz a\u011f ya da servis sa\u011flay\u0131c\u0131 bu portlar\u0131 engelliyor olabilir; farkl\u0131 bir a\u011fdan (\u00f6r. mobil veri) deneyin.<\/li>\n<\/ul>\n<div class=\"cta-box\">\n<p class=\"label\">Narhost deste\u011fi<\/p>\n<p>Ayarlar do\u011fru oldu\u011fu h\u00e2lde ba\u011flanam\u0131yorsan\u0131z destek talebinize e-posta adresinizi, denedi\u011finiz port ve g\u00fcvenlik t\u00fcr\u00fcn\u00fc, istemci ad\u0131n\u0131 ve ald\u0131\u011f\u0131n\u0131z tam hata metnini ekleyin.<\/p>\n<p><a class=\"cta-btn\" href=\"https:\/\/narhost.com\/submitticket.php\" title=\"Narhost destek talebi a\u00e7\">Destek talebi a\u00e7<\/a><\/div>\n<div class=\"kb-ilgili\">\n<p class=\"label\">Sonraki ad\u0131mlar<\/p>\n<ul>\n<li><a href=\"https:\/\/narhost.com\/destek\/e-posta-kurulum-ve-sorun-giderme-rehberi\/\" title=\"E-posta kurulumu, ayarlar\u0131 ve hata \u00e7\u00f6z\u00fcmleri rehberi - Narhost Destek\">E-posta kurulumu ve sorun giderme rehberi<\/a><\/li>\n<li><a href=\"https:\/\/narhost.com\/destek\/smtp-kimlik-dogrulama-sorunlari-relay-hatasi-nasil-duzeltilir\/\" title=\"SMTP kimlik do\u011frulama sorunlar\u0131 - Narhost Destek\">SMTP kimlik do\u011frulama sorunlar\u0131<\/a><\/li>\n<li><a href=\"https:\/\/narhost.com\/destek\/thunderbird-mail-nasil-kurulur\/\" title=\"Thunderbird mail nas\u0131l kurulur - Narhost Destek\">Thunderbird mail nas\u0131l kurulur<\/a><\/li>\n<li><a href=\"https:\/\/narhost.com\/destek\/outlook-webmail-kurulumu\/\" title=\"Outlook webmail kurulumu - Narhost Destek\">Outlook webmail kurulumu<\/a><\/li>\n<li><a href=\"https:\/\/narhost.com\/destek\/ssl-sertifikasi-nasil-dogru-kurulur\/\" title=\"SSL sertifikas\u0131 nas\u0131l do\u011fru kurulur - Narhost Destek\">SSL sertifikas\u0131 nas\u0131l do\u011fru kurulur<\/a><\/li>\n<li><a href=\"https:\/\/narhost.com\/destek\/e-posta\/\" title=\"E-posta destek kategorisi - Narhost\">E-posta destek kategorisi<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"kb-faq\">\n<h2>S\u0131k\u00e7a sorulan sorular<\/h2>\n<h3>Mail SSL TLS ayarlar\u0131 i\u00e7in 465 mi 587 mi kullanmal\u0131y\u0131m?<\/h3>\n<p>\u0130kisi de do\u011frudur ve ayn\u0131 sunucuda \u00e7al\u0131\u015f\u0131r. 465&#8217;te ba\u011flant\u0131 en ba\u015ftan \u015fifrelidir (SSL\/TLS se\u00e7in), 587&#8217;de ba\u011flant\u0131 d\u00fcz ba\u015flar sonra \u015fifreliye y\u00fckseltilir (STARTTLS se\u00e7in). \u0130stemciniz hangisini daha iyi destekliyorsa onu kullan\u0131n.<\/p>\n<h3>SSL ve TLS ayn\u0131 \u015fey mi?<\/h3>\n<p>Pratikte evet denebilir: istemcilerdeki &#8220;SSL&#8221; se\u00e7ene\u011fi asl\u0131nda TLS protokol\u00fcn\u00fc \u00e7al\u0131\u015ft\u0131r\u0131r, isim tarihten kalmad\u0131r. \u00d6nemli olan port ile g\u00fcvenlik t\u00fcr\u00fcn\u00fcn (\u00f6rt\u00fck SSL\/TLS ya da STARTTLS) do\u011fru e\u015fle\u015fmesidir.<\/p>\n<h3>Neden port 25 kullanm\u0131yoruz?<\/h3>\n<p>Port 25 sunucular aras\u0131 posta aktar\u0131m\u0131 i\u00e7in ayr\u0131lm\u0131\u015ft\u0131r; \u00e7o\u011fu servis sa\u011flay\u0131c\u0131 spam trafi\u011fini azaltmak i\u00e7in bunu istemci ba\u011flant\u0131lar\u0131nda kapat\u0131r. \u0130stemci ayarlar\u0131nda her zaman 465 ya da 587 kullan\u0131l\u0131r.<\/p>\n<h3>\u0130stemci sertifika uyar\u0131s\u0131 veriyor, ne yapmal\u0131y\u0131m?<\/h3>\n<p>Sunucu ad\u0131 olarak kendi alan ad\u0131n\u0131z\u0131 de\u011fil, cPanel Cihaz Ba\u011fla ekran\u0131ndaki sunucu ad\u0131n\u0131 girdi\u011finizden emin olun; sertifika o ada d\u00fczenlenmi\u015ftir.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Mail SSL TLS ayarlar\u0131: IMAP\/POP3\/SMTP portlar\u0131, SSL\/TLS ile STARTTLS fark\u0131, port 25 neden kullan\u0131lmaz ve cPanel Cihaz Ba\u011fla ekran\u0131ndan do\u011fru sunucu ad\u0131n\u0131 okuma.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[27,48,72],"class_list":["post-999","post","type-post","status-publish","format-standard","hentry","category-e-posta","tag-ssl","tag-mail","tag-tls"],"meta_box":[],"_links":{"self":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/comments?post=999"}],"version-history":[{"count":5,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/999\/revisions"}],"predecessor-version":[{"id":1497,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/posts\/999\/revisions\/1497"}],"wp:attachment":[{"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/media?parent=999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/categories?post=999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/narhost.com\/destek\/wp-json\/wp\/v2\/tags?post=999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}