{"id":16394,"date":"2025-03-04T08:30:50","date_gmt":"2025-03-04T05:30:50","guid":{"rendered":"https:\/\/blog.sh.com.tr\/?p=16394"},"modified":"2024-11-22T11:31:03","modified_gmt":"2024-11-22T08:31:03","slug":"ssl-ve-hsts-hstsin-ssl-ile-birlikte-kullaniminin-onemi","status":"publish","type":"post","link":"https:\/\/sh.com.tr\/blog\/ssl-ve-hsts-hstsin-ssl-ile-birlikte-kullaniminin-onemi\/","title":{"rendered":"SSL ve HSTS: HSTS&#8217;in SSL ile Birlikte Kullan\u0131m\u0131n\u0131n \u00d6nemi"},"content":{"rendered":"<p style=\"text-align: justify;\">\u0130nternet d\u00fcnyas\u0131nda <strong>g\u00fcvenlik<\/strong> hi\u00e7 olmad\u0131\u011f\u0131 kadar \u00f6nemli hale geldi. Siber sald\u0131r\u0131lar, kullan\u0131c\u0131 verilerinin k\u00f6t\u00fcye kullan\u0131m\u0131 ve g\u00fcvenlik a\u00e7\u0131klar\u0131, her g\u00fcn kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z sorunlardan sadece birka\u00e7\u0131. Bu ba\u011flamda, web sitelerinin g\u00fcvenli\u011fini art\u0131rmak i\u00e7in kullan\u0131lan <strong>SSL<\/strong> (Secure Sockets Layer) ve <strong>HSTS<\/strong> (HTTP Strict Transport Security) gibi teknolojiler \u00f6n plana \u00e7\u0131k\u0131yor. Ancak bu iki teknolojiyi birlikte kullanman\u0131n \u00f6nemi genellikle g\u00f6z ard\u0131 ediliyor. Bu yaz\u0131da, <strong>SSL<\/strong> ve <strong>HSTS<\/strong>&#8216;nin ne oldu\u011funu, nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 ve neden birlikte kullan\u0131lmalar\u0131 gerekti\u011fini ele alaca\u011f\u0131z.<\/p>\n<h3 style=\"text-align: justify;\"><strong>SSL Nedir ve Neden \u00d6nemlidir?<\/strong><\/h3>\n<p style=\"text-align: justify;\"><strong>SSL<\/strong>, bir web sitesi ile kullan\u0131c\u0131 aras\u0131ndaki ileti\u015fimi <strong>\u015fifreleyen<\/strong> bir protokold\u00fcr. Basit\u00e7e s\u00f6ylemek gerekirse, bir kullan\u0131c\u0131n\u0131n taray\u0131c\u0131s\u0131 ile web sunucusu aras\u0131ndaki veri al\u0131\u015fveri\u015fini g\u00fcvence alt\u0131na al\u0131r. Bu, \u00f6zellikle kullan\u0131c\u0131 ad\u0131, \u015fifre veya kredi kart\u0131 bilgileri gibi hassas verilerin korunmas\u0131 i\u00e7in kritik bir \u00f6neme sahiptir.<\/p>\n<p style=\"text-align: justify;\">SSL kullanan siteler, kullan\u0131c\u0131lar taraf\u0131ndan kolayca tan\u0131nabilir \u00e7\u00fcnk\u00fc URL\u2019leri <strong>\u201chttps:\/\/\u201d<\/strong> ile ba\u015flar ve genellikle bir kilit simgesiyle i\u015faretlenir. Bu \u015fifreleme, siber sald\u0131rganlar\u0131n ileti\u015fimi <strong>ortadaki adam sald\u0131r\u0131s\u0131 (Man-in-the-Middle)<\/strong> gibi y\u00f6ntemlerle kesmesini veya manip\u00fcle etmesini engeller.<\/p>\n<p style=\"text-align: justify;\">Ancak <a href=\"https:\/\/sh.com.tr\/ssl\"><strong>SSL<\/strong><\/a> kullanmak, g\u00fcvenlik a\u00e7\u0131s\u0131ndan tek ba\u015f\u0131na yeterli de\u011fildir. Kullan\u0131c\u0131lar\u0131n her zaman g\u00fcvenli bir ba\u011flant\u0131 \u00fczerinden ileti\u015fim kurmas\u0131n\u0131 sa\u011flamak i\u00e7in daha fazla \u00f6nlem al\u0131nmas\u0131 gerekir. \u0130\u015fte burada <strong>HSTS<\/strong> devreye girer.<\/p>\n<h3 style=\"text-align: justify;\"><strong>HSTS Nedir ve Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/strong><\/h3>\n<p style=\"text-align: justify;\"><strong>HSTS<\/strong>, bir web sitesinin yaln\u0131zca <strong>HTTPS<\/strong> \u00fczerinden eri\u015filmesini zorunlu k\u0131lan bir g\u00fcvenlik mekanizmas\u0131d\u0131r. HSTS, taray\u0131c\u0131lara bir kez g\u00fcvenli ba\u011flant\u0131 kuruldu\u011funda, o siteye her zaman <strong>HTTPS<\/strong> protokol\u00fc \u00fczerinden eri\u015fmeleri gerekti\u011fini bildirir. Bu, \u00f6zellikle ilk ba\u011flant\u0131 s\u0131ras\u0131nda kullan\u0131c\u0131lar\u0131n yanl\u0131\u015fl\u0131kla <strong>HTTP<\/strong> \u00fczerinden ba\u011flanmas\u0131n\u0131 \u00f6nler ve b\u00f6ylece sald\u0131r\u0131lara kar\u015f\u0131 bir g\u00fcvenlik katman\u0131 daha eklenir.<\/p>\n<p style=\"text-align: justify;\">HSTS\u2019yi etkinle\u015ftirmek i\u00e7in web sunucusuna bir <strong>HTTP ba\u015fl\u0131\u011f\u0131<\/strong> eklenir. Bu ba\u015fl\u0131k, taray\u0131c\u0131ya, belirli bir s\u00fcre boyunca sitenin sadece g\u00fcvenli bir \u015fekilde kullan\u0131labilece\u011fini s\u00f6yler.<\/p>\n<p style=\"text-align: justify;\">\u00d6rne\u011fin:<\/p>\n<div class=\"contain-inline-size rounded-md border-[0.5px] border-token-border-medium relative bg-token-sidebar-surface-primary dark:bg-gray-950\" style=\"text-align: justify;\">\n<div class=\"sticky top-9 md:top-[5.75rem]\">\n<div class=\"absolute bottom-0 right-2 flex h-9 items-center\">\n<div class=\"flex items-center rounded bg-token-sidebar-surface-primary px-2 font-sans text-xs text-token-text-secondary dark:bg-token-main-surface-secondary\"><span class=\"\" data-state=\"closed\"><button class=\"flex gap-1 items-center select-none py-1\">Kodu kopyala<\/button><\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"!whitespace-pre hljs language-lua\">Strict-Transport-Security: <span class=\"hljs-built_in\">max<\/span>-age=<span class=\"hljs-number\">31536000<\/span>; includeSubDomains; <span class=\"hljs-built_in\">preload<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p style=\"text-align: justify;\">Bu ba\u015fl\u0131k sayesinde:<\/p>\n<ul style=\"text-align: justify;\">\n<li><strong>Max-age<\/strong> parametresi, HSTS\u2019nin ne kadar s\u00fcre boyunca etkin olaca\u011f\u0131n\u0131 belirler.<\/li>\n<li><strong>IncludeSubDomains<\/strong> ise alt alan adlar\u0131n\u0131n da HSTS politikas\u0131na dahil edilmesini sa\u011flar.<\/li>\n<li><strong>Preload<\/strong> se\u00e7ene\u011fiyle, site HSTS \u00f6n y\u00fckleme listesine al\u0131nabilir ve t\u00fcm modern taray\u0131c\u0131larda varsay\u0131lan olarak g\u00fcvenli bir \u015fekilde y\u00fcklenir.<\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><strong>SSL ve HSTS Neden Birlikte Kullan\u0131lmal\u0131?<\/strong><\/h3>\n<p style=\"text-align: justify;\">Her iki teknoloji de tek ba\u015f\u0131na etkili olsa da, birlikte kullan\u0131ld\u0131klar\u0131nda \u00e7ok daha g\u00fc\u00e7l\u00fc bir g\u00fcvenlik sa\u011flarlar. \u0130\u015fte bunun nedenleri:<\/p>\n<ul style=\"text-align: justify;\">\n<li><strong>HTTP\u2019ye Geri D\u00f6n\u00fc\u015f\u00fc \u00d6nlemek:<\/strong><br \/>\nSSL sertifikas\u0131na sahip bir web sitesi, kullan\u0131c\u0131lar\u0131n genellikle g\u00fcvenli bir ba\u011flant\u0131 \u00fczerinden ba\u011flanmas\u0131n\u0131 sa\u011flar. Ancak kullan\u0131c\u0131 <strong>http:\/\/<\/strong> adresiyle siteye eri\u015fmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131nda veya bir sald\u0131rgan bu protokole y\u00f6nlendirme yaparsa, g\u00fcvenlik riski olu\u015fabilir. <strong>HSTS<\/strong>, bu t\u00fcr durumlar\u0131 tamamen engeller.<\/li>\n<li><strong>Orta Katman Sald\u0131r\u0131lar\u0131na Kar\u015f\u0131 Koruma:<\/strong><br \/>\nHSTS, taray\u0131c\u0131lar\u0131n sadece g\u00fcvenli bir ba\u011flant\u0131 kurmas\u0131na izin verdi\u011fi i\u00e7in, sald\u0131rganlar\u0131n trafi\u011fi engelleme veya yeniden y\u00f6nlendirme giri\u015fimlerini bo\u015fa \u00e7\u0131kar\u0131r. Bu durum, \u00f6zellikle halka a\u00e7\u0131k Wi-Fi a\u011flar\u0131nda \u00e7ok \u00f6nemlidir.<\/li>\n<li><strong>Kullan\u0131c\u0131 G\u00fcvenli\u011fi ve G\u00fcveni:<\/strong><br \/>\nHem SSL hem de HSTS kullanan siteler, kullan\u0131c\u0131lar\u0131n g\u00fcvenini kazan\u0131r. Taray\u0131c\u0131lar\u0131n HSTS ba\u015fl\u0131klar\u0131n\u0131 destekledi\u011fi g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda, bu t\u00fcr siteler ziyaret\u00e7ilere \u201cbu site g\u00fcvenlidir\u201d mesaj\u0131n\u0131 net bir \u015fekilde iletir.<\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><strong>HSTS\u2019nin Dezavantajlar\u0131 Var m\u0131?<\/strong><\/h3>\n<p style=\"text-align: justify;\">Tabii ki, her teknolojinin oldu\u011fu gibi <strong>HSTS<\/strong>&#8216;nin de baz\u0131 dezavantajlar\u0131 vard\u0131r.<\/p>\n<p style=\"text-align: justify;\">\u00d6rne\u011fin:<\/p>\n<ul style=\"text-align: justify;\">\n<li>HSTS ba\u015fl\u0131\u011f\u0131 etkinle\u015ftirildikten sonra, siteye yaln\u0131zca HTTPS \u00fczerinden eri\u015filebilir. Yanl\u0131\u015f bir yap\u0131land\u0131rma yap\u0131l\u0131rsa, siteye eri\u015fim tamamen kesilebilir.<\/li>\n<li>HSTS \u00f6n y\u00fckleme listesine eklenen bir site, bu listeden \u00e7\u0131kar\u0131lmak istedi\u011finde s\u00fcre\u00e7 olduk\u00e7a zahmetli olabilir.<\/li>\n<li>Ayr\u0131ca, taray\u0131c\u0131 HSTS ba\u015fl\u0131\u011f\u0131n\u0131 ilk kez alana kadar, kullan\u0131c\u0131 yine HTTP \u00fczerinden ba\u011flanabilir. Bu nedenle, ilk ba\u011flant\u0131 s\u0131ras\u0131nda hala bir g\u00fcvenlik riski bulunur. Bunu azaltmak i\u00e7in, sitenizin <strong>HTTPS\u2019ye otomatik y\u00f6nlendirme<\/strong> ayarlar\u0131n\u0131 do\u011fru yap\u0131land\u0131rman\u0131z \u00f6nemlidir.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Web sitenizin g\u00fcvenli\u011fi s\u00f6z konusu oldu\u011funda, <a href=\"https:\/\/sh.com.tr\/ssl\"><strong>SSL<\/strong> ve <strong>HSTS<\/strong><\/a> birlikte kullan\u0131lmal\u0131d\u0131r. <strong>SSL<\/strong>, verilerinizi \u015fifreler ve g\u00fcvenli bir kanal olu\u015fturur. Ancak <strong>HSTS<\/strong>, kullan\u0131c\u0131lar\u0131n her zaman bu g\u00fcvenli kanal\u0131 kullanmas\u0131n\u0131 zorunlu hale getirerek g\u00fcvenli\u011fi bir ad\u0131m \u00f6teye ta\u015f\u0131r. Bu iki teknolojiyi birlikte uygulayarak, hem kullan\u0131c\u0131lar\u0131n\u0131z\u0131n verilerini koruyabilir hem de web sitenizin itibar\u0131n\u0131 art\u0131rabilirsiniz.<\/p>\n<p style=\"text-align: justify;\">Bir web sitesi y\u00f6neticisi veya geli\u015ftirici olarak, bu iki teknolojinin g\u00fcc\u00fcn\u00fc birle\u015ftirmek, hem kullan\u0131c\u0131 deneyimini hem de g\u00fcvenli\u011fi iyile\u015ftiren bir ad\u0131m olacakt\u0131r. Unutmay\u0131n, <strong>internet g\u00fcvenli\u011fi<\/strong>, detaylarda sakl\u0131d\u0131r ve do\u011fru yap\u0131land\u0131rmalar, b\u00fcy\u00fck farklar yaratabilir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0130nternet d\u00fcnyas\u0131nda g\u00fcvenlik hi\u00e7 olmad\u0131\u011f\u0131 kadar \u00f6nemli hale geldi. Siber sald\u0131r\u0131lar, kullan\u0131c\u0131 verilerinin k\u00f6t\u00fcye kullan\u0131m\u0131 ve g\u00fcvenlik a\u00e7\u0131klar\u0131, her g\u00fcn kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z sorunlardan sadece birka\u00e7\u0131. Bu ba\u011flamda, web sitelerinin g\u00fcvenli\u011fini art\u0131rmak i\u00e7in kullan\u0131lan SSL (Secure Sockets Layer) ve HSTS (HTTP Strict Transport Security) gibi teknolojiler \u00f6n plana \u00e7\u0131k\u0131yor. Ancak bu iki teknolojiyi birlikte kullanman\u0131n \u00f6nemi genellikle [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":15559,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[1606,1608,1607],"class_list":["post-16394","post","type-post","status-publish","format-standard","has-post-thumbnail","category-ssl-sertifikasi","tag-hsts-ve-ssl-birlikte-kullanim","tag-https-protokolu","tag-ssl-guvenlik"],"_links":{"self":[{"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/posts\/16394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=16394"}],"version-history":[{"count":0,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/posts\/16394\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/media\/15559"}],"wp:attachment":[{"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=16394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=16394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sh.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=16394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}