{"id":16581,"date":"2026-09-17T17:02:45","date_gmt":"2026-09-17T14:02:45","guid":{"rendered":"https:\/\/www.ihs.com.tr\/blog\/?p=16581"},"modified":"2026-09-17T17:02:45","modified_gmt":"2026-09-17T14:02:45","slug":"mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma","status":"publish","type":"post","link":"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/","title":{"rendered":"MTA-STS ve TLS-RPT: E-posta \u0130leti\u015fiminde \u015eifrelemeyi Zorunlu K\u0131lma"},"content":{"rendered":"<p>E-posta, i\u015f ve ki\u015fisel ileti\u015fimin temel ta\u015f\u0131 olmaya devam ederken, siber sald\u0131rganlar i\u00e7in de birincil hedef olmay\u0131 s\u00fcrd\u00fcrmektedir. Standart e-posta protokollerinin do\u011fas\u0131nda bulunan g\u00fcvenlik a\u00e7\u0131klar\u0131, verilerin yetkisiz ki\u015filerce ele ge\u00e7irilmesine veya manip\u00fcle edilmesine zemin haz\u0131rlar. Bu tehditlere kar\u015f\u0131 geli\u015ftirilen MTA-STS (Mail Transfer Agent Strict Transport Security) ve TLS-RPT (TLS Reporting) protokolleri, e-posta ileti\u015fiminde \u015fifrelemeyi zorunlu k\u0131larak ve olas\u0131 ba\u011flant\u0131 hatalar\u0131n\u0131 raporlayarak g\u00fcvenli\u011fi \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131r\u0131r. Bu makalede, bu iki \u00f6nemli protokol\u00fcn ne oldu\u011funu, nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 ve e-posta altyap\u0131n\u0131z\u0131 nas\u0131l daha g\u00fcvenli hale getirebilece\u011fini ayr\u0131nt\u0131l\u0131 bir \u015fekilde ele alaca\u011f\u0131z.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_77 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0130\u00e7erik Tablosu<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6aad18788e0af\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\" id=\"ez-toc-cssicon-toggle-item-6aad18788e0af\" aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#E-posta-Guvenliginin-Temelleri-ve-Mevcut-Tehditler\" >E-posta G\u00fcvenli\u011finin Temelleri ve Mevcut Tehditler<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Standart-E-posta-Iletisimi-SMTP-ve-Guvenlik-Aciklari\" >Standart E-posta \u0130leti\u015fimi (SMTP) ve G\u00fcvenlik A\u00e7\u0131klar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Firsatci-TLS-Opportunistic-TLS-ve-Sinirlamalari\" >F\u0131rsat\u00e7\u0131 TLS (Opportunistic TLS) ve S\u0131n\u0131rlamalar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Man-in-the-Middle-MITM-ve-TLS-Downgrade-Saldirilari\" >Man-in-the-Middle (MITM) ve TLS Downgrade Sald\u0131r\u0131lar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#E-posta-Guvenliginde-Sifrelemeyi-Zorunlu-Kilmanin-Onemi\" >E-posta G\u00fcvenli\u011finde \u015eifrelemeyi Zorunlu K\u0131lman\u0131n \u00d6nemi<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-Mail-Transfer-Agent-Strict-Transport-Security-Nedir\" >MTA-STS (Mail Transfer Agent Strict Transport Security) Nedir?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STSin-Amaci-ve-Rolu\" >MTA-STS&#8217;in Amac\u0131 ve Rol\u00fc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-Calisma-Prensibi-ve-Adimlari\" >MTA-STS \u00c7al\u0131\u015fma Prensibi ve Ad\u0131mlar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-Politika-Modlari\" >MTA-STS Politika Modlar\u0131<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STSin-Teknik-Bilesenleri-ve-Yapilandirmasi\" >MTA-STS&#8217;in Teknik Bile\u015fenleri ve Yap\u0131land\u0131rmas\u0131<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#DNS-TXT-Kaydi-mta-sts-kaydi\" >DNS TXT Kayd\u0131 (`_mta-sts` kayd\u0131)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-Politika-Dosyasi\" >MTA-STS Politika Dosyas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Web-Sunucusu-ve-Gecerli-Bir-SSLTLS-Sertifikasi-Gerekliligi\" >Web Sunucusu ve Ge\u00e7erli Bir SSL\/TLS Sertifikas\u0131 Gereklili\u011fi<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPT-TLS-Reporting-Nedir\" >TLS-RPT (TLS Reporting) Nedir?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPTnin-Amaci-ve-MTA-STS-ile-Iliskisi\" >TLS-RPT&#8217;nin Amac\u0131 ve MTA-STS ile \u0130li\u015fkisi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#E-posta-Teslimat-Sorunlarinin-Gorunurlugunu-Saglama\" >E-posta Teslimat Sorunlar\u0131n\u0131n G\u00f6r\u00fcn\u00fcrl\u00fc\u011f\u00fcn\u00fc Sa\u011flama<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPT-Calisma-Prensibi\" >TLS-RPT \u00c7al\u0131\u015fma Prensibi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPT-Raporlarinin-Icerigi-ve-Yorumlanmasi\" >TLS-RPT Raporlar\u0131n\u0131n \u0130\u00e7eri\u011fi ve Yorumlanmas\u0131<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPTnin-Teknik-Bilesenleri-ve-Yapilandirmasi\" >TLS-RPT&#8217;nin Teknik Bile\u015fenleri ve Yap\u0131land\u0131rmas\u0131<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#DNS-TXT-Kaydi-smtp-tls-kaydi\" >DNS TXT Kayd\u0131 (`_smtp._tls` kayd\u0131)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#rua-Etiketi-ve-Raporlama-Adreslerinin-Tanimlanmasi\" >`rua` Etiketi ve Raporlama Adreslerinin Tan\u0131mlanmas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Rapor-Formati-JSON-ve-Icerdigi-Bilgiler\" >Rapor Format\u0131 (JSON) ve \u0130\u00e7erdi\u011fi Bilgiler<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-ve-TLS-RPTnin-Birlikte-Uygulanmasi-Adim-Adim-Kilavuz\" >MTA-STS ve TLS-RPT&#8217;nin Birlikte Uygulanmas\u0131: Ad\u0131m Ad\u0131m K\u0131lavuz<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Hazirlik-Asamasi-Gereksinimlerin-Belirlenmesi\" >Haz\u0131rl\u0131k A\u015famas\u0131: Gereksinimlerin Belirlenmesi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-Politika-Dosyasinin-Olusturulmasi-ve-Yayinlanmasi\" >MTA-STS Politika Dosyas\u0131n\u0131n Olu\u015fturulmas\u0131 ve Yay\u0131nlanmas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#TLS-RPT-icin-DNS-Kaydinin-Yapilandirilmasi\" >TLS-RPT i\u00e7in DNS Kayd\u0131n\u0131n Yap\u0131land\u0131r\u0131lmas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-icin-DNS-Kaydinin-testing-Modunda-Yayinlanmasi\" >MTA-STS i\u00e7in DNS Kayd\u0131n\u0131n `testing` Modunda Yay\u0131nlanmas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Gelen-Raporlarin-Analizi-ve-Politikanin-Dogrulanmasi\" >Gelen Raporlar\u0131n Analizi ve Politikan\u0131n Do\u011frulanmas\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Politikanin-enforce-Moduna-Gecirilmesi\" >Politikan\u0131n `enforce` Moduna Ge\u00e7irilmesi<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-ve-TLS-RPT-Kullanmanin-Avantajlari-ve-Zorluklari\" >MTA-STS ve TLS-RPT Kullanman\u0131n Avantajlar\u0131 ve Zorluklar\u0131<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Sagladigi-Guvenlik-Faydalari\" >Sa\u011flad\u0131\u011f\u0131 G\u00fcvenlik Faydalar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Uygulamada-Karsilasilabilecek-Zorluklar\" >Uygulamada Kar\u015f\u0131la\u015f\u0131labilecek Zorluklar<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#MTA-STS-ve-TLS-RPT-Kurulumu-ve-Yonetimi-Icin-Neden-IHS-Telekomu-Tercih-Etmelisiniz\" >MTA-STS ve TLS-RPT Kurulumu ve Y\u00f6netimi \u0130\u00e7in Neden \u0130HS Telekom&#8217;u Tercih Etmelisiniz?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Uzman-Teknik-Destek-ve-Danismanlik\" >Uzman Teknik Destek ve Dan\u0131\u015fmanl\u0131k<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Hizli-ve-Hatasiz-Kurulum-Sureci\" >H\u0131zl\u0131 ve Hatas\u0131z Kurulum S\u00fcreci<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#DNS-ve-Sertifika-Yonetiminde-Kolaylik\" >DNS ve Sertifika Y\u00f6netiminde Kolayl\u0131k<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Raporlarin-Analizi-ve-Proaktif-Izleme-Hizmetleri\" >Raporlar\u0131n Analizi ve Proaktif \u0130zleme Hizmetleri<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/www.ihs.com.tr\/blog\/mta-sts-ve-tls-rpt-e-posta-iletisiminde-sifrelemeyi-zorunlu-kilma\/#Guvenli-E-posta-Altyapisi-icin-Entegre-Cozumler\" >G\u00fcvenli E-posta Altyap\u0131s\u0131 i\u00e7in Entegre \u00c7\u00f6z\u00fcmler<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"E-posta-Guvenliginin-Temelleri-ve-Mevcut-Tehditler\"><\/span>E-posta G\u00fcvenli\u011finin Temelleri ve Mevcut Tehditler<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Modern e-posta g\u00fcvenli\u011fini anlamak i\u00e7in \u00f6ncelikle standart e-posta ileti\u015fiminin temellerini ve bu temellerdeki zay\u0131fl\u0131klar\u0131 bilmek gerekir. Y\u0131llar i\u00e7inde geli\u015ftirilen g\u00fcvenlik mekanizmalar\u0131, bu zay\u0131fl\u0131klar\u0131 gidermeyi ama\u00e7lasa da her zaman tam bir koruma sa\u011flayamam\u0131\u015ft\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Standart-E-posta-Iletisimi-SMTP-ve-Guvenlik-Aciklari\"><\/span>Standart E-posta \u0130leti\u015fimi (SMTP) ve G\u00fcvenlik A\u00e7\u0131klar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>E-posta g\u00f6nderimi i\u00e7in temel protokol olan SMTP (Simple Mail Transfer Protocol), ilk tasarland\u0131\u011f\u0131nda g\u00fcvenlik \u00f6ncelikli bir protokol de\u011fildi. Varsay\u0131lan olarak, e-postalar\u0131 sunucular aras\u0131nda d\u00fcz metin olarak, yani \u015fifrelenmemi\u015f bir \u015fekilde iletir. Bu durum, e-postalar\u0131n a\u011f trafi\u011fini dinleyen herhangi biri taraf\u0131ndan kolayca okunabilece\u011fi, de\u011fi\u015ftirilebilece\u011fi veya \u00e7al\u0131nabilece\u011fi anlam\u0131na gelir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Firsatci-TLS-Opportunistic-TLS-ve-Sinirlamalari\"><\/span>F\u0131rsat\u00e7\u0131 TLS (Opportunistic TLS) ve S\u0131n\u0131rlamalar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SMTP&#8217;nin bu temel g\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131 gidermek i\u00e7in STARTTLS komutu ile F\u0131rsat\u00e7\u0131 TLS (Opportunistic TLS) mekanizmas\u0131 geli\u015ftirilmi\u015ftir. Bu yakla\u015f\u0131mda, g\u00f6nderici e-posta sunucusu, al\u0131c\u0131 sunucuya ba\u011flant\u0131 kurdu\u011funda \u015fifreli bir kanal (TLS) kullanmay\u0131 teklif eder. Al\u0131c\u0131 sunucu bunu destekliyorsa, ileti\u015fim \u015fifrelenir. Ancak desteklemiyorsa veya sald\u0131rgan taraf\u0131ndan desteklemedi\u011fi y\u00f6n\u00fcnde bir yan\u0131ltma yap\u0131l\u0131rsa, ileti\u015fim \u015fifresiz olarak devam eder. &#8220;F\u0131rsat\u00e7\u0131&#8221; olarak adland\u0131r\u0131lmas\u0131n\u0131n sebebi budur; \u015fifreleme m\u00fcmk\u00fcnse kullan\u0131l\u0131r, de\u011filse zorunlu k\u0131l\u0131nmaz. Bu esneklik, protokol\u00fcn en b\u00fcy\u00fck zay\u0131fl\u0131\u011f\u0131d\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Man-in-the-Middle-MITM-ve-TLS-Downgrade-Saldirilari\"><\/span>Man-in-the-Middle (MITM) ve TLS Downgrade Sald\u0131r\u0131lar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>F\u0131rsat\u00e7\u0131 TLS&#8217;in en b\u00fcy\u00fck zaafiyeti, Man-in-the-Middle (Ortadaki Adam &#8211; MITM) sald\u0131r\u0131lar\u0131na a\u00e7\u0131k olmas\u0131d\u0131r. Bu sald\u0131r\u0131 t\u00fcr\u00fcnde, sald\u0131rgan g\u00f6nderici ve al\u0131c\u0131 sunucu aras\u0131na girerek ileti\u015fimi gizlice dinler. Sald\u0131rgan, g\u00f6nderici sunucunun STARTTLS komutunu al\u0131c\u0131ya ula\u015fmadan \u00f6nce kald\u0131rabilir. Bu durumda g\u00f6nderici sunucu, al\u0131c\u0131n\u0131n TLS desteklemedi\u011fini zannederek e-postay\u0131 \u015fifresiz g\u00f6ndermeye zorlan\u0131r. Bu sald\u0131r\u0131ya TLS Downgrade (D\u00fc\u015f\u00fcrme) Sald\u0131r\u0131s\u0131 denir ve hassas verilerin tamamen savunmas\u0131z kalmas\u0131na neden olur.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"E-posta-Guvenliginde-Sifrelemeyi-Zorunlu-Kilmanin-Onemi\"><\/span>E-posta G\u00fcvenli\u011finde \u015eifrelemeyi Zorunlu K\u0131lman\u0131n \u00d6nemi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yukar\u0131da belirtilen tehditler, e-posta ileti\u015fiminde \u015fifrelemenin &#8220;iste\u011fe ba\u011fl\u0131&#8221; veya &#8220;f\u0131rsat\u00e7\u0131&#8221; olmas\u0131n\u0131n yeterli olmad\u0131\u011f\u0131n\u0131 a\u00e7\u0131k\u00e7a g\u00f6stermektedir. Veri gizlili\u011fini ve b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc tam olarak sa\u011flamak i\u00e7in, sunucular aras\u0131ndaki ileti\u015fimin her zaman \u015fifreli olmas\u0131n\u0131 garanti alt\u0131na alan mekanizmalara ihtiya\u00e7 vard\u0131r. \u015eifrelemeyi zorunlu k\u0131lmak, MITM ve TLS Downgrade sald\u0131r\u0131lar\u0131n\u0131 etkisiz hale getirerek e-postalar\u0131n g\u00fcvenli bir t\u00fcnel \u00fczerinden iletilmesini sa\u011flar.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"MTA-STS-Mail-Transfer-Agent-Strict-Transport-Security-Nedir\"><\/span>MTA-STS (Mail Transfer Agent Strict Transport Security) Nedir?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>MTA-STS, e-posta sunucular\u0131 aras\u0131ndaki ba\u011flant\u0131lar\u0131n her zaman \u015fifreli (TLS) olmas\u0131n\u0131 zorunlu k\u0131lan bir internet standard\u0131d\u0131r. F\u0131rsat\u00e7\u0131 TLS&#8217;in zay\u0131fl\u0131klar\u0131n\u0131 gidermek ve e-posta ileti\u015fimini aktif a\u011f sald\u0131r\u0131lar\u0131na kar\u015f\u0131 korumak i\u00e7in tasarlanm\u0131\u015ft\u0131r. Bu protokol, bir alan ad\u0131n\u0131n e-posta sunucular\u0131n\u0131n TLS \u015fifrelemesini destekledi\u011fini beyan etmesine ve bu politikaya uymayan ba\u011flant\u0131lar\u0131n reddedilmesini sa\u011flamas\u0131na olanak tan\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STSin-Amaci-ve-Rolu\"><\/span>MTA-STS&#8217;in Amac\u0131 ve Rol\u00fc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS&#8217;in temel amac\u0131, e-posta altyap\u0131s\u0131n\u0131 TLS Downgrade ve MITM sald\u0131r\u0131lar\u0131na kar\u015f\u0131 korumakt\u0131r. G\u00f6nderici bir sunucu, al\u0131c\u0131 bir alan ad\u0131na e-posta g\u00f6ndermeye \u00e7al\u0131\u015ft\u0131\u011f\u0131nda, MTA-STS sayesinde al\u0131c\u0131 alan ad\u0131n\u0131n \u015fifreli ba\u011flant\u0131 talep edip etmedi\u011fini ve hangi sunucularla ileti\u015fim kurulmas\u0131 gerekti\u011fini g\u00fcvenli bir \u015fekilde \u00f6\u011frenebilir. Bu politika, g\u00f6nderici sunucuya \u015fifresiz ba\u011flant\u0131 kurma giri\u015fimlerini reddetmesi ve yaln\u0131zca beklenen, ge\u00e7erli sertifikalara sahip sunuculara e-posta teslim etmesi talimat\u0131n\u0131 verir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STS-Calisma-Prensibi-ve-Adimlari\"><\/span>MTA-STS \u00c7al\u0131\u015fma Prensibi ve Ad\u0131mlar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS, g\u00f6nderici ve al\u0131c\u0131 sunucular aras\u0131nda g\u00fcvenli bir politika payla\u015f\u0131m mekanizmas\u0131 kurarak \u00e7al\u0131\u015f\u0131r. Bu s\u00fcre\u00e7 birka\u00e7 ad\u0131mdan olu\u015fur.<\/p>\n<h4>DNS \u00dczerinden Politika Varl\u0131\u011f\u0131n\u0131n Bildirilmesi<\/h4>\n<p>G\u00f6nderici sunucu, al\u0131c\u0131 alan ad\u0131na ait `_mta-sts` \u00f6n ekli \u00f6zel bir DNS TXT kayd\u0131n\u0131 sorgular. \u00d6rne\u011fin, `example.com` i\u00e7in `_mta-sts.example.com` adresini kontrol eder. Bu kay\u0131t, bir MTA-STS politikas\u0131n\u0131n varl\u0131\u011f\u0131n\u0131 ve politikan\u0131n versiyonunu belirtir.<\/p>\n<h4>Politika Dosyas\u0131n\u0131n HTTPS \u00dczerinden Al\u0131nmas\u0131<\/h4>\n<p>DNS kayd\u0131 bulunduktan sonra, g\u00f6nderici sunucu politikan\u0131n kendisini almak i\u00e7in HTTPS \u00fczerinden \u00f6nceden tan\u0131mlanm\u0131\u015f bir URL&#8217;ye gider. Bu URL genellikle `https:\/\/mta-sts.example.com\/.well-known\/mta-sts.txt` \u015feklindedir. Politika dosyas\u0131n\u0131n HTTPS \u00fczerinden al\u0131nmas\u0131, dosyan\u0131n b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc ve kayna\u011f\u0131n\u0131n do\u011frulu\u011funu garanti eder.<\/p>\n<h4>Politikan\u0131n \u00d6nbelle\u011fe Al\u0131nmas\u0131 ve Uygulanmas\u0131<\/h4>\n<p>G\u00f6nderici sunucu, ald\u0131\u011f\u0131 politika dosyas\u0131n\u0131 belirli bir s\u00fcre (politika i\u00e7inde `max_age` direktifi ile belirtilir) boyunca kendi \u00f6nbelle\u011fine al\u0131r. Bu s\u00fcre boyunca, o alan ad\u0131na yap\u0131lacak t\u00fcm e-posta g\u00f6nderimlerinde bu \u00f6nbelle\u011fe al\u0131nm\u0131\u015f politikay\u0131 uygular.<\/p>\n<h4>G\u00fcvenli Ba\u011flant\u0131n\u0131n Kurulmas\u0131 veya Ba\u015far\u0131s\u0131z Olmas\u0131<\/h4>\n<p>G\u00f6nderici sunucu, e-postay\u0131 teslim etmek i\u00e7in al\u0131c\u0131 sunucuya ba\u011flanmaya \u00e7al\u0131\u015ft\u0131\u011f\u0131nda, \u00f6nbellekteki politikay\u0131 kontrol eder. Politika, ba\u011flant\u0131n\u0131n TLS 1.2 veya \u00fczeri bir versiyonla \u015fifrelenmesini ve al\u0131c\u0131 sunucunun MX kay\u0131tlar\u0131yla e\u015fle\u015fen ge\u00e7erli bir sertifikaya sahip olmas\u0131n\u0131 zorunlu k\u0131lar. Bu \u015fartlar sa\u011flanmazsa, ba\u011flant\u0131 kurulmaz ve e-posta teslim edilmez.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STS-Politika-Modlari\"><\/span>MTA-STS Politika Modlar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS politikas\u0131, `mode` direktifi ile belirtilen \u00fc\u00e7 farkl\u0131 modda \u00e7al\u0131\u015fabilir. Bu modlar, protokol\u00fcn kademeli olarak ve g\u00fcvenli bir \u015fekilde devreye al\u0131nmas\u0131na olanak tan\u0131r.<\/p>\n<div class=\"karsilastirma\">\n<table>\n<thead>\n<tr>\n<th>Mod<\/th>\n<th>A\u00e7\u0131klama<\/th>\n<th>Kullan\u0131m Amac\u0131<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><code>enforce<\/code><\/strong><\/td>\n<td>Politika zorunlu k\u0131l\u0131n\u0131r. \u015eifreleme ve sertifika do\u011frulama \u015fartlar\u0131 kar\u015f\u0131lanmazsa e-posta teslimat\u0131 ba\u015far\u0131s\u0131z olur.<\/td>\n<td>Tam koruma sa\u011flar. Yap\u0131land\u0131rma do\u011fruland\u0131ktan sonra kullan\u0131lmas\u0131 gereken nihai moddur.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>testing<\/code><\/strong><\/td>\n<td>Politika zorunlu k\u0131l\u0131nmaz; yani \u015fartlar kar\u015f\u0131lanmasa bile e-posta teslim edilir. Ancak, politika ihlalleri TLS-RPT arac\u0131l\u0131\u011f\u0131yla raporlan\u0131r.<\/td>\n<td>Yap\u0131land\u0131rman\u0131n do\u011frulu\u011funu test etmek ve olas\u0131 teslimat sorunlar\u0131n\u0131 e-posta ak\u0131\u015f\u0131n\u0131 etkilemeden tespit etmek i\u00e7in kullan\u0131l\u0131r.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>none<\/code><\/strong><\/td>\n<td>MTA-STS politikas\u0131 tamamen devre d\u0131\u015f\u0131 b\u0131rak\u0131l\u0131r. G\u00f6nderici sunucular bu politikay\u0131 yok sayar.<\/td>\n<td>Protokol\u00fc ge\u00e7ici olarak veya tamamen devre d\u0131\u015f\u0131 b\u0131rakmak i\u00e7in kullan\u0131l\u0131r.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h4>`enforce`: Zorunlu \u015eifreleme Modu<\/h4>\n<p>Bu mod, MTA-STS&#8217;in tam koruma sa\u011flad\u0131\u011f\u0131 en g\u00fcvenli moddur. `enforce` modundayken, g\u00f6nderici sunucular politika dosyas\u0131nda belirtilen kurallara uymayan hi\u00e7bir ba\u011flant\u0131y\u0131 kabul etmez. Herhangi bir TLS hatas\u0131 veya sertifika uyu\u015fmazl\u0131\u011f\u0131, e-postan\u0131n teslim edilmemesiyle sonu\u00e7lan\u0131r. Bu nedenle, bu moda ge\u00e7meden \u00f6nce yap\u0131land\u0131rman\u0131n tamamen do\u011fru oldu\u011fundan emin olunmal\u0131d\u0131r.<\/p>\n<h4>`testing`: Test ve Raporlama Modu<\/h4>\n<p>Bu mod, MTA-STS&#8217;i ilk kez yap\u0131land\u0131r\u0131rken kullan\u0131l\u0131r. `testing` modunda, politika kurallar\u0131 zorunlu tutulmaz ve e-posta teslimat\u0131 engellenmez. Ancak, g\u00f6nderici sunucular politika ihlallerini tespit eder ve bu durumu TLS-RPT arac\u0131l\u0131\u011f\u0131yla raporlar. Bu raporlar, yap\u0131land\u0131rmadaki olas\u0131 hatalar\u0131 (\u00f6rne\u011fin, yanl\u0131\u015f MX kayd\u0131 veya sertifika sorunu) tespit etmenize olanak tan\u0131r.<\/p>\n<h4>`none`: Politikay\u0131 Devre D\u0131\u015f\u0131 B\u0131rakma<\/h4>\n<p>`none` modu, MTA-STS politikas\u0131n\u0131 ge\u00e7ici olarak devre d\u0131\u015f\u0131 b\u0131rakmak i\u00e7in kullan\u0131l\u0131r. Bu mod aktifken, g\u00f6nderici sunucular politika dosyas\u0131n\u0131 indirseler bile i\u00e7indeki kurallar\u0131 uygulamazlar. Bu, altyap\u0131da beklenmedik bir sorun ya\u015fand\u0131\u011f\u0131nda e-posta ak\u0131\u015f\u0131n\u0131 normale d\u00f6nd\u00fcrmek i\u00e7in bir geri \u00e7ekilme mekanizmas\u0131 olarak kullan\u0131labilir.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"MTA-STSin-Teknik-Bilesenleri-ve-Yapilandirmasi\"><\/span>MTA-STS&#8217;in Teknik Bile\u015fenleri ve Yap\u0131land\u0131rmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>MTA-STS&#8217;in do\u011fru bir \u015fekilde \u00e7al\u0131\u015fmas\u0131 i\u00e7in \u00fc\u00e7 temel teknik bile\u015fenin birlikte yap\u0131land\u0131r\u0131lmas\u0131 gerekir: bir DNS TXT kayd\u0131, bir politika dosyas\u0131 ve bu dosyay\u0131 bar\u0131nd\u0131ran ge\u00e7erli bir <a href=\"https:\/\/www.ihs.com.tr\/ssl\/\" target=\"_blank\">SSL<\/a> sertifikas\u0131na sahip bir web sunucusu.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DNS-TXT-Kaydi-mta-sts-kaydi\"><\/span>DNS TXT Kayd\u0131 (`_mta-sts` kayd\u0131)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS&#8217;in ilk ad\u0131m\u0131, politikan\u0131n varl\u0131\u011f\u0131n\u0131 bildiren bir DNS kayd\u0131d\u0131r. Bu kay\u0131t, `_mta-sts` alt alan ad\u0131 alt\u0131nda bir TXT kayd\u0131 olarak olu\u015fturulur. \u00d6rne\u011fin, `example.com` i\u00e7in kay\u0131t `_mta-sts.example.com` \u015feklinde olmal\u0131d\u0131r. Kayd\u0131n i\u00e7eri\u011fi iki temel etiket i\u00e7erir: `v=STSv1` (protokol versiyonunu belirtir) ve `id` (politika dosyas\u0131n\u0131n g\u00fcncellendi\u011fini belirtmek i\u00e7in kullan\u0131lan benzersiz bir dize, genellikle bir zaman damgas\u0131).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STS-Politika-Dosyasi\"><\/span>MTA-STS Politika Dosyas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Politika dosyas\u0131, MTA-STS kurallar\u0131n\u0131 tan\u0131mlayan basit bir metin dosyas\u0131d\u0131r. Bu dosya, belirli bir konumda bar\u0131nd\u0131r\u0131lmal\u0131 ve belirli direktifleri i\u00e7ermelidir.<\/p>\n<h4>Dosyan\u0131n Konumu (`.well-known\/mta-sts.txt`)<\/h4>\n<p>Politika dosyas\u0131, `mta-sts.[alan_adiniz]` alt alan ad\u0131nda bar\u0131nd\u0131r\u0131lan web sunucusunun k\u00f6k dizinindeki `.well-known` klas\u00f6r\u00fcn\u00fcn i\u00e7inde `mta-sts.txt` ad\u0131yla yer almal\u0131d\u0131r. \u00d6rne\u011fin, `example.com` i\u00e7in tam URL `https:\/\/mta-sts.example.com\/.well-known\/mta-sts.txt` olmal\u0131d\u0131r.<\/p>\n<h4>Politika Direktifleri (`version`, `mode`, `mx`, `max_age`)<\/h4>\n<p>Politika dosyas\u0131, anahtar-de\u011fer \u00e7iftlerinden olu\u015fan direktifler i\u00e7erir:<\/p>\n<ul>\n<li><b>`version`<\/b>: Kullan\u0131lan protokol s\u00fcr\u00fcm\u00fcn\u00fc belirtir (\u00f6rn: `STSv1`).<\/li>\n<li><b>`mode`<\/b>: Politikan\u0131n \u00e7al\u0131\u015fma modunu belirtir (`enforce`, `testing` veya `none`).<\/li>\n<li><b>`mx`<\/b>: E-posta kabul eden ge\u00e7erli posta sunucular\u0131n\u0131n alan adlar\u0131n\u0131 listeler. Joker karakterler kullan\u0131labilir (\u00f6rn: `mx: mail.example.com`, `mx: *.example.net`).<\/li>\n<li><b>`max_age`<\/b>: G\u00f6nderici sunucular\u0131n bu politikay\u0131 ne kadar s\u00fcreyle (saniye cinsinden) \u00f6nbelle\u011fe almas\u0131 gerekti\u011fini belirtir. Genellikle birka\u00e7 hafta veya ay olarak ayarlan\u0131r (\u00f6rn: `604800` bir hafta).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Web-Sunucusu-ve-Gecerli-Bir-SSLTLS-Sertifikasi-Gerekliligi\"><\/span>Web Sunucusu ve Ge\u00e7erli Bir SSL\/TLS Sertifikas\u0131 Gereklili\u011fi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS politika dosyas\u0131, mutlaka ge\u00e7erli bir SSL\/TLS sertifikas\u0131na sahip bir web sunucusu \u00fczerinden HTTPS ile sunulmal\u0131d\u0131r. Bu, politika dosyas\u0131n\u0131n de\u011fi\u015ftirilmedi\u011fini ve do\u011fru kaynaktan geldi\u011fini garanti alt\u0131na al\u0131r. Sertifika, `mta-sts.[alan_adiniz]` alt alan ad\u0131yla e\u015fle\u015fmeli ve g\u00fcvenilir bir sertifika otoritesi (CA) taraf\u0131ndan imzalanm\u0131\u015f olmal\u0131d\u0131r.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"TLS-RPT-TLS-Reporting-Nedir\"><\/span>TLS-RPT (TLS Reporting) Nedir?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>TLS-RPT, e-posta sunucular\u0131n\u0131n TLS ba\u011flant\u0131 sorunlar\u0131 hakk\u0131nda alan ad\u0131 sahiplerine rapor g\u00f6ndermesini sa\u011flayan bir standartt\u0131r. MTA-STS ile birlikte \u00e7al\u0131\u015farak, MTA-STS politikalar\u0131n\u0131n neden oldu\u011fu veya di\u011fer TLS tabanl\u0131 teslimat sorunlar\u0131 hakk\u0131nda ayr\u0131nt\u0131l\u0131 bilgi sa\u011flar. Bu raporlar, e-posta y\u00f6neticilerine olas\u0131 yap\u0131land\u0131rma hatalar\u0131n\u0131 veya a\u011f sald\u0131r\u0131lar\u0131n\u0131 proaktif olarak tespit etme ve \u00e7\u00f6zme imkan\u0131 verir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TLS-RPTnin-Amaci-ve-MTA-STS-ile-Iliskisi\"><\/span>TLS-RPT&#8217;nin Amac\u0131 ve MTA-STS ile \u0130li\u015fkisi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS, `enforce` modundayken e-posta teslimat\u0131n\u0131 engelleyebilir. TLS-RPT&#8217;nin temel amac\u0131, bu t\u00fcr ba\u015far\u0131s\u0131zl\u0131klar\u0131n nedenlerini g\u00f6r\u00fcn\u00fcr k\u0131lmakt\u0131r. \u00d6rne\u011fin, bir g\u00f6nderici sunucu, MTA-STS politikan\u0131z nedeniyle e-posta teslim edemezse (ge\u00e7ersiz sertifika, zay\u0131f \u015fifreleme vb.), TLS-RPT sayesinde bu ba\u015far\u0131s\u0131zl\u0131\u011f\u0131n nedenini i\u00e7eren bir rapor al\u0131rs\u0131n\u0131z. Bu, MTA-STS&#8217;i `testing` modundan `enforce` moduna g\u00fcvenle ge\u00e7irmenize yard\u0131mc\u0131 olur.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"E-posta-Teslimat-Sorunlarinin-Gorunurlugunu-Saglama\"><\/span>E-posta Teslimat Sorunlar\u0131n\u0131n G\u00f6r\u00fcn\u00fcrl\u00fc\u011f\u00fcn\u00fc Sa\u011flama<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TLS-RPT olmadan, MTA-STS veya di\u011fer TLS sorunlar\u0131 nedeniyle neden e-posta alamad\u0131\u011f\u0131n\u0131z\u0131 anlamak \u00e7ok zor olabilir. G\u00f6nderici taraf\u0131 bir hata mesaj\u0131 alabilir, ancak bu mesaj size ula\u015fmayabilir. TLS-RPT, bu &#8220;kara kutuyu&#8221; ayd\u0131nlatarak, hangi g\u00f6ndericilerin, ne zaman ve neden size g\u00fcvenli bir \u015fekilde e-posta teslim edemedi\u011fini g\u00f6steren toplu raporlar sunar.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TLS-RPT-Calisma-Prensibi\"><\/span>TLS-RPT \u00c7al\u0131\u015fma Prensibi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TLS-RPT, t\u0131pk\u0131 MTA-STS gibi, DNS tabanl\u0131 basit bir mekanizma ile \u00e7al\u0131\u015f\u0131r.<\/p>\n<h4>DNS \u00dczerinden Raporlama Adresinin Belirtilmesi<\/h4>\n<p>Bir alan ad\u0131 sahibi, TLS raporlar\u0131n\u0131n g\u00f6nderilece\u011fi adresi belirten \u00f6zel bir DNS TXT kayd\u0131 olu\u015fturur. Bu kay\u0131t, al\u0131c\u0131 sunucunun politikas\u0131n\u0131 belirtir.<\/p>\n<h4>Ba\u015far\u0131s\u0131z TLS Ba\u011flant\u0131 Denemelerinin Tespiti<\/h4>\n<p>Size e-posta g\u00f6ndermeye \u00e7al\u0131\u015fan bir sunucu, MTA-STS politikan\u0131z veya ba\u015fka bir nedenle bir TLS ba\u011flant\u0131 sorunu ya\u015fad\u0131\u011f\u0131nda, bu ba\u015far\u0131s\u0131zl\u0131\u011f\u0131 kaydeder.<\/p>\n<h4>Raporlar\u0131n Belirtilen Adrese G\u00f6nderilmesi<\/h4>\n<p>G\u00f6nderici sunucu, belirli aral\u0131klarla biriktirdi\u011fi ba\u015far\u0131s\u0131zl\u0131k verilerini, sizin DNS&#8217;te belirtti\u011finiz e-posta adresine (`rua` etiketinde belirtilen) s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f bir JSON dosyas\u0131 olarak g\u00f6nderir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TLS-RPT-Raporlarinin-Icerigi-ve-Yorumlanmasi\"><\/span>TLS-RPT Raporlar\u0131n\u0131n \u0130\u00e7eri\u011fi ve Yorumlanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Gelen raporlar, JSON format\u0131nda ve genellikle gzip ile s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f olarak gelir. Bu raporlar, ba\u015far\u0131s\u0131zl\u0131klar\u0131n kayna\u011f\u0131, say\u0131s\u0131 ve nedenleri hakk\u0131nda de\u011ferli bilgiler i\u00e7erir. Raporlar\u0131 analiz ederek, sertifika sorunlar\u0131, yanl\u0131\u015f yap\u0131land\u0131r\u0131lm\u0131\u015f MX kay\u0131tlar\u0131 veya a\u011f\u0131n\u0131zdaki potansiyel sald\u0131r\u0131lar gibi sorunlar\u0131 tespit edebilirsiniz.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"TLS-RPTnin-Teknik-Bilesenleri-ve-Yapilandirmasi\"><\/span>TLS-RPT&#8217;nin Teknik Bile\u015fenleri ve Yap\u0131land\u0131rmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>TLS-RPT&#8217;nin yap\u0131land\u0131rmas\u0131, MTA-STS&#8217;e benzer \u015fekilde, tek bir DNS kayd\u0131 arac\u0131l\u0131\u011f\u0131yla yap\u0131l\u0131r ve olduk\u00e7a basittir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DNS-TXT-Kaydi-smtp-tls-kaydi\"><\/span>DNS TXT Kayd\u0131 (`_smtp._tls` kayd\u0131)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TLS-RPT&#8217;yi etkinle\u015ftirmek i\u00e7in alan ad\u0131n\u0131z\u0131n DNS ayarlar\u0131na `_smtp._tls` \u00f6n ekli bir TXT kayd\u0131 eklemeniz gerekir. \u00d6rne\u011fin, `example.com` i\u00e7in kay\u0131t `_smtp._tls.example.com` \u015feklinde olmal\u0131d\u0131r. Bu kayd\u0131n i\u00e7eri\u011fi, protokol versiyonunu ve raporlar\u0131n g\u00f6nderilece\u011fi adresi belirtir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"rua-Etiketi-ve-Raporlama-Adreslerinin-Tanimlanmasi\"><\/span>`rua` Etiketi ve Raporlama Adreslerinin Tan\u0131mlanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Bu DNS kayd\u0131n\u0131n en \u00f6nemli bile\u015feni `rua` etiketidir. `rua` (Reporting URI(s) for Aggregate data), toplu raporlar\u0131n g\u00f6nderilece\u011fi e-posta adresini belirtir. Bu adresin ba\u015f\u0131na `mailto:` eklenmelidir. \u00d6rne\u011fin: `v=TLSRPTv1; rua=mailto:tls-reports@example.com`. Birden fazla raporlama adresi virg\u00fclle ayr\u0131larak eklenebilir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Rapor-Formati-JSON-ve-Icerdigi-Bilgiler\"><\/span>Rapor Format\u0131 (JSON) ve \u0130\u00e7erdi\u011fi Bilgiler<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TLS-RPT raporlar\u0131 standart bir JSON format\u0131na sahiptir. Bu raporlar genellikle bir e-posta eki olarak gelir ve analiz i\u00e7in ayr\u0131\u015ft\u0131r\u0131lmas\u0131 gerekir.<\/p>\n<div class=\"karsilastirma\">\n<table>\n<thead>\n<tr>\n<th>JSON Alan\u0131<\/th>\n<th>A\u00e7\u0131klama<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><code>organization-name<\/code><\/strong><\/td>\n<td>Raporu g\u00f6nderen kurumun ad\u0131.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>date-range<\/code><\/strong><\/td>\n<td>Raporun kapsad\u0131\u011f\u0131 zaman aral\u0131\u011f\u0131.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>contact-info<\/code><\/strong><\/td>\n<td>Raporu g\u00f6nderenle ileti\u015fim kurmak i\u00e7in bilgi.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>report-id<\/code><\/strong><\/td>\n<td>Her rapor i\u00e7in benzersiz bir kimlik.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>policies<\/code><\/strong><\/td>\n<td>Ba\u015far\u0131s\u0131zl\u0131\u011fa neden olan politikalar\u0131n (\u00f6rn: MTA-STS) ayr\u0131nt\u0131lar\u0131n\u0131 i\u00e7eren bir dizi.<\/td>\n<\/tr>\n<tr>\n<td><strong><code>failure-details<\/code><\/strong><\/td>\n<td>Ba\u015far\u0131s\u0131z olan ba\u011flant\u0131 denemeleri hakk\u0131nda ayr\u0131nt\u0131l\u0131 bilgiler (g\u00f6nderici IP, ba\u015far\u0131s\u0131zl\u0131k nedeni, say\u0131s\u0131 vb.) i\u00e7eren bir dizi.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"MTA-STS-ve-TLS-RPTnin-Birlikte-Uygulanmasi-Adim-Adim-Kilavuz\"><\/span>MTA-STS ve TLS-RPT&#8217;nin Birlikte Uygulanmas\u0131: Ad\u0131m Ad\u0131m K\u0131lavuz<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Bu iki protokol\u00fcn birlikte uygulanmas\u0131, e-posta g\u00fcvenli\u011finizi en \u00fcst d\u00fczeye \u00e7\u0131kar\u0131r. S\u00fcre\u00e7, dikkatli bir planlama ve kademeli bir ge\u00e7i\u015f gerektirir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hazirlik-Asamasi-Gereksinimlerin-Belirlenmesi\"><\/span>Haz\u0131rl\u0131k A\u015famas\u0131: Gereksinimlerin Belirlenmesi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0130lk olarak, t\u00fcm MX kay\u0131tlar\u0131n\u0131z\u0131 ve bu kay\u0131tlarda belirtilen posta sunucular\u0131n\u0131 listeleyin. Her sunucunun `mta-sts.[alan_adiniz]` alt alan ad\u0131n\u0131 da i\u00e7eren ge\u00e7erli bir SSL sertifikas\u0131na sahip oldu\u011fundan emin olun. Politika dosyas\u0131n\u0131 bar\u0131nd\u0131rmak i\u00e7in bir web <a href=\"https:\/\/www.ihs.com.tr\/sunucu-kiralama\/\" target=\"_blank\">sunucu<\/a> haz\u0131rlay\u0131n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STS-Politika-Dosyasinin-Olusturulmasi-ve-Yayinlanmasi\"><\/span>MTA-STS Politika Dosyas\u0131n\u0131n Olu\u015fturulmas\u0131 ve Yay\u0131nlanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Belirledi\u011finiz MX kay\u0131tlar\u0131n\u0131 i\u00e7eren `mta-sts.txt` dosyan\u0131z\u0131 olu\u015fturun. `version` ve `max_age` direktiflerini ayarlay\u0131n. Ba\u015flang\u0131\u00e7ta `mode` direktifini `testing` olarak ayarlay\u0131n. Dosyay\u0131 `https:\/\/mta-sts.[alan_adiniz]\/.well-known\/` alt\u0131na y\u00fckleyin ve taray\u0131c\u0131dan eri\u015filebilir oldu\u011funu do\u011frulay\u0131n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TLS-RPT-icin-DNS-Kaydinin-Yapilandirilmasi\"><\/span>TLS-RPT i\u00e7in DNS Kayd\u0131n\u0131n Yap\u0131land\u0131r\u0131lmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Raporlar\u0131 almak i\u00e7in bir e-posta adresi belirleyin. Ard\u0131ndan, `_smtp._tls.[alan_adiniz]` i\u00e7in `v=TLSRPTv1; rua=mailto:belirlediginiz-adres@example.com` i\u00e7eri\u011fine sahip bir TXT kayd\u0131 olu\u015fturun.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MTA-STS-icin-DNS-Kaydinin-testing-Modunda-Yayinlanmasi\"><\/span>MTA-STS i\u00e7in DNS Kayd\u0131n\u0131n `testing` Modunda Yay\u0131nlanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Politika dosyan\u0131z haz\u0131r ve TLS-RPT yap\u0131land\u0131r\u0131lm\u0131\u015f oldu\u011funda, `_mta-sts.[alan_adiniz]` i\u00e7in `v=STSv1; id=[benzersiz_kimlik]` i\u00e7eri\u011fiyle DNS TXT kayd\u0131n\u0131 yay\u0131nlay\u0131n. `id` olarak mevcut tarihi ve saati kullanmak iyi bir pratiktir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Gelen-Raporlarin-Analizi-ve-Politikanin-Dogrulanmasi\"><\/span>Gelen Raporlar\u0131n Analizi ve Politikan\u0131n Do\u011frulanmas\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Birka\u00e7 g\u00fcn veya hafta boyunca `testing` modunda kal\u0131n ve TLS-RPT \u00fczerinden gelen raporlar\u0131 izleyin. Raporlarda beklenmedik ba\u015far\u0131s\u0131zl\u0131klar veya me\u015fru g\u00f6ndericilerden gelen hatalar olup olmad\u0131\u011f\u0131n\u0131 kontrol edin. E\u011fer hatalar varsa, bu hatalar\u0131 `enforce` moduna ge\u00e7meden \u00f6nce d\u00fczeltin (\u00f6rn: eksik MX kayd\u0131n\u0131 politikaya eklemek veya sertifika sorununu \u00e7\u00f6zmek).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Politikanin-enforce-Moduna-Gecirilmesi\"><\/span>Politikan\u0131n `enforce` Moduna Ge\u00e7irilmesi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Raporlar temizlendi\u011finde ve yap\u0131land\u0131rman\u0131z\u0131n do\u011fru oldu\u011fundan emin oldu\u011funuzda, son ad\u0131ma ge\u00e7ebilirsiniz. Politika dosyas\u0131ndaki (`mta-sts.txt`) `mode` de\u011ferini `testing` yerine `enforce` olarak de\u011fi\u015ftirin. Ard\u0131ndan, DNS&#8217;teki `_mta-sts` kayd\u0131ndaki `id` de\u011ferini yeni bir benzersiz de\u011ferle g\u00fcncelleyerek g\u00f6nderici sunucular\u0131n politikay\u0131 yeniden \u00e7ekmesini sa\u011flay\u0131n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"MTA-STS-ve-TLS-RPT-Kullanmanin-Avantajlari-ve-Zorluklari\"><\/span>MTA-STS ve TLS-RPT Kullanman\u0131n Avantajlar\u0131 ve Zorluklar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Bu protokoller \u00f6nemli g\u00fcvenlik faydalar\u0131 sunsa da, uygulamada dikkat edilmesi gereken baz\u0131 zorluklar da bar\u0131nd\u0131r\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sagladigi-Guvenlik-Faydalari\"><\/span>Sa\u011flad\u0131\u011f\u0131 G\u00fcvenlik Faydalar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MTA-STS ve TLS-RPT&#8217;nin sundu\u011fu avantajlar, modern e-posta g\u00fcvenli\u011fi i\u00e7in kritik \u00f6neme sahiptir.<\/p>\n<h4>Aktif A\u011f Sald\u0131r\u0131lar\u0131na Kar\u015f\u0131 Koruma<\/h4>\n<p>En b\u00fcy\u00fck faydas\u0131, e-posta trafi\u011fini hedef alan MITM ve TLS Downgrade sald\u0131r\u0131lar\u0131n\u0131 etkisiz hale getirmesidir. \u015eifrelemeyi zorunlu k\u0131larak, e-postalar\u0131n a\u011f \u00fczerinde a\u00e7\u0131k metin olarak iletilmesini engeller.<\/p>\n<h4>E-posta Sahtecili\u011fi ve Bilgi S\u0131z\u0131nt\u0131s\u0131n\u0131 \u00d6nleme<\/h4>\n<p>Sald\u0131rganlar\u0131n e-postalar\u0131 ele ge\u00e7irip i\u00e7eri\u011fini de\u011fi\u015ftirmesini veya hassas bilgileri \u00e7almas\u0131n\u0131 zorla\u015ft\u0131r\u0131r. Bu, \u00f6zellikle finansal bilgiler, ki\u015fisel veriler veya ticari s\u0131rlar gibi \u00f6nemli verilerin korunmas\u0131nda etkilidir.<\/p>\n<h4>E-posta Altyap\u0131s\u0131na Duyulan G\u00fcveni Art\u0131rma<\/h4>\n<p>Bu protokolleri uygulamak, m\u00fc\u015fterilerinize ve i\u015f ortaklar\u0131n\u0131za e-posta g\u00fcvenli\u011fine \u00f6nem verdi\u011finizi g\u00f6sterir. Bu, kurumunuzun siber g\u00fcvenlik konusundaki itibar\u0131n\u0131 ve g\u00fcvenilirli\u011fini art\u0131r\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uygulamada-Karsilasilabilecek-Zorluklar\"><\/span>Uygulamada Kar\u015f\u0131la\u015f\u0131labilecek Zorluklar<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Do\u011fru planlama yap\u0131lmazsa, baz\u0131 zorluklarla kar\u015f\u0131la\u015fmak m\u00fcmk\u00fcnd\u00fcr.<\/p>\n<h4>Yanl\u0131\u015f Yap\u0131land\u0131rma Sonucu E-posta Kayb\u0131 Riski<\/h4>\n<p>`enforce` moduna ge\u00e7ildi\u011finde, politika dosyas\u0131ndaki veya DNS kay\u0131tlar\u0131ndaki en k\u00fc\u00e7\u00fck bir hata bile me\u015fru e-postalar\u0131n size ula\u015fmas\u0131n\u0131 engelleyebilir. Bu nedenle `testing` modu ve TLS-RPT raporlar\u0131n\u0131n dikkatli analizi hayati \u00f6nem ta\u015f\u0131r.<\/p>\n<h4>SSL\/TLS Sertifika Y\u00f6netimi<\/h4>\n<p>MTA-STS, politika dosyas\u0131n\u0131 sunan web sunucusu ve posta sunucular\u0131n\u0131z i\u00e7in ge\u00e7erli ve g\u00fcvenilir SSL\/TLS sertifikalar\u0131 gerektirir. Bu sertifikalar\u0131n s\u00fcresinin dolmamas\u0131 ve do\u011fru \u015fekilde yap\u0131land\u0131r\u0131lmas\u0131 kritik bir sorumluluktur.<\/p>\n<h4>DNS Y\u00f6netiminin Karma\u015f\u0131kl\u0131\u011f\u0131<\/h4>\n<p>Hem MTA-STS hem de TLS-RPT, do\u011fru yap\u0131land\u0131r\u0131lmas\u0131 gereken DNS kay\u0131tlar\u0131na dayan\u0131r. DNS y\u00f6netimi konusunda deneyimli olmayan kullan\u0131c\u0131lar i\u00e7in bu kay\u0131tlar\u0131 olu\u015fturmak ve s\u00fcrd\u00fcrmek karma\u015f\u0131k olabilir.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"MTA-STS-ve-TLS-RPT-Kurulumu-ve-Yonetimi-Icin-Neden-IHS-Telekomu-Tercih-Etmelisiniz\"><\/span>MTA-STS ve TLS-RPT Kurulumu ve Y\u00f6netimi \u0130\u00e7in Neden \u0130HS Telekom&#8217;u Tercih Etmelisiniz?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>MTA-STS ve TLS-RPT, e-posta g\u00fcvenli\u011finde g\u00fc\u00e7l\u00fc bir kalkan sa\u011flarken, yap\u0131land\u0131rmas\u0131 ve y\u00f6netimi teknik uzmanl\u0131k gerektirir. Yanl\u0131\u015f at\u0131lacak bir ad\u0131m, e-posta ileti\u015fiminizin tamamen durmas\u0131na neden olabilir. \u0130HS Telekom, bu s\u00fcre\u00e7te size profesyonel destek sunarak e-posta altyap\u0131n\u0131z\u0131 sorunsuz bir \u015fekilde g\u00fcvence alt\u0131na al\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uzman-Teknik-Destek-ve-Danismanlik\"><\/span>Uzman Teknik Destek ve Dan\u0131\u015fmanl\u0131k<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0130HS Telekom&#8217;un deneyimli teknik ekibi, MTA-STS ve TLS-RPT protokollerinin t\u00fcm inceliklerine hakimdir. Kurulum \u00f6ncesinde mevcut altyap\u0131n\u0131z\u0131 analiz eder, size \u00f6zel bir ge\u00e7i\u015f plan\u0131 olu\u015fturur ve s\u00fcre\u00e7 boyunca dan\u0131\u015fmanl\u0131k hizmeti sunar\u0131z.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hizli-ve-Hatasiz-Kurulum-Sureci\"><\/span>H\u0131zl\u0131 ve Hatas\u0131z Kurulum S\u00fcreci<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>DNS kay\u0131tlar\u0131n\u0131n olu\u015fturulmas\u0131ndan politika dosyas\u0131n\u0131n yay\u0131nlanmas\u0131na kadar t\u00fcm teknik ad\u0131mlar\u0131 sizin i\u00e7in h\u0131zl\u0131 ve hatas\u0131z bir \u015fekilde ger\u00e7ekle\u015ftiriyoruz. Olas\u0131 e-posta kayb\u0131 riskini ortadan kald\u0131rarak s\u00fcreci g\u00fcvenle y\u00f6netiyoruz. Ayr\u0131ca, <a href=\"https:\/\/www.ihs.com.tr\/web-hosting\/wordpress-hosting.html\" target=\"_blank\">wordpress hosting<\/a> gibi hizmetlerimizde de bu t\u00fcr g\u00fcvenlik \u00f6nlemlerini entegre etme konusunda deneyimliyiz.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DNS-ve-Sertifika-Yonetiminde-Kolaylik\"><\/span>DNS ve Sertifika Y\u00f6netiminde Kolayl\u0131k<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kurulum i\u00e7in gerekli olan DNS y\u00f6netimi ve SSL sertifikas\u0131 temini gibi karma\u015f\u0131k s\u00fcre\u00e7leri sizin ad\u0131n\u0131za y\u00f6netiyoruz. Sertifikalar\u0131n\u0131z\u0131n zaman\u0131nda yenilenmesini ve DNS kay\u0131tlar\u0131n\u0131z\u0131n her zaman do\u011fru olmas\u0131n\u0131 sa\u011flayarak sizi teknik detaylardan kurtar\u0131yoruz.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Raporlarin-Analizi-ve-Proaktif-Izleme-Hizmetleri\"><\/span>Raporlar\u0131n Analizi ve Proaktif \u0130zleme Hizmetleri<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TLS-RPT ile gelen teknik raporlar\u0131 sizin i\u00e7in analiz ediyor, olas\u0131 tehditleri veya yap\u0131land\u0131rma sorunlar\u0131n\u0131 proaktif olarak tespit ediyoruz. E-posta teslimat\u0131n\u0131zda bir sorun ya\u015fanmadan \u00f6nce gerekli m\u00fcdahaleleri yaparak ileti\u015fiminizin kesintisiz devam etmesini sa\u011fl\u0131yoruz.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Guvenli-E-posta-Altyapisi-icin-Entegre-Cozumler\"><\/span>G\u00fcvenli E-posta Altyap\u0131s\u0131 i\u00e7in Entegre \u00c7\u00f6z\u00fcmler<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0130HS Telekom, sadece MTA-STS ve TLS-RPT kurulumu de\u011fil, ayn\u0131 zamanda g\u00fcvenli <a href=\"https:\/\/www.ihs.com.tr\/web-hosting\/\" target=\"_blank\">hosting<\/a>, <a href=\"https:\/\/www.ihs.com.tr\/domain\/alan-adi-domain-tescili.html\" target=\"_blank\">alan ad\u0131<\/a> ve sunucu hizmetleri gibi entegre \u00e7\u00f6z\u00fcmler sunar. E-posta g\u00fcvenli\u011finizi b\u00fct\u00fcnsel bir yakla\u015f\u0131mla ele alarak altyap\u0131n\u0131z\u0131n t\u00fcm katmanlar\u0131n\u0131 koruma alt\u0131na al\u0131yoruz.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>E-posta, i\u015f ve ki\u015fisel ileti\u015fimin temel ta\u015f\u0131 olmaya devam ederken, siber sald\u0131rganlar i\u00e7in de birincil hedef olmay\u0131 s\u00fcrd\u00fcrmektedir. Standart e-posta protokollerinin do\u011fas\u0131nda&hellip;<\/p>\n","protected":false},"author":3,"featured_media":16582,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[400],"tags":[],"class_list":["post-16581","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ssl-sertifikasi"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/posts\/16581","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=16581"}],"version-history":[{"count":1,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/posts\/16581\/revisions"}],"predecessor-version":[{"id":16583,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/posts\/16581\/revisions\/16583"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/media\/16582"}],"wp:attachment":[{"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=16581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=16581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ihs.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=16581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}