{"id":14510,"date":"2025-03-07T21:00:17","date_gmt":"2025-03-07T18:00:17","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/api-kimlik-dogrulama-jwt-oauth-ve-api-anahtarlari-karsilastirmasi\/"},"modified":"2025-03-07T21:00:17","modified_gmt":"2025-03-07T18:00:17","slug":"api-kimlik-dogrulama-jwt-oauth-ve-api-anahtarlari-karsilastirmasi","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/api-kimlik-dogrulama-jwt-oauth-ve-api-anahtarlari-karsilastirmasi\/","title":{"rendered":"API Kimlik Do\u011frulama: JWT, OAuth ve API Anahtarlar\u0131 Kar\u015f\u0131la\u015ft\u0131rmas\u0131"},"content":{"rendered":"<p><body><\/p>\n<p>API Kimlik Do\u011frulama: JWT, OAuth ve API Anahtarlar\u0131 Kar\u015f\u0131la\u015ft\u0131rmas\u0131<\/p>\n<p>Uygulama Programlama Aray\u00fczleri (API&#8217;ler) g\u00fcn\u00fcm\u00fcz yaz\u0131l\u0131m d\u00fcnyas\u0131n\u0131n olmazsa olmaz par\u00e7alar\u0131d\u0131r.  Ancak, API&#8217;lerin g\u00fcvenli bir \u015fekilde kullan\u0131lmas\u0131 da en az i\u015flevsellikleri kadar \u00f6nemlidir.  Bu makalede, API kimlik do\u011frulama s\u00fcrecinde s\u0131k\u00e7a kullan\u0131lan \u00fc\u00e7 y\u00f6ntemi; JWT (JSON Web Tokens), OAuth 2.0 ve API anahtarlar\u0131n\u0131 kar\u015f\u0131la\u015ft\u0131rarak, g\u00fc\u00e7l\u00fc ve zay\u0131f y\u00f6nlerini ele alaca\u011f\u0131z.  Hangi y\u00f6ntemin hangi senaryoya daha uygun oldu\u011funu belirleyerek, API g\u00fcvenli\u011finizi en \u00fcst d\u00fczeye \u00e7\u0131karman\u0131za yard\u0131mc\u0131 olmay\u0131 ama\u00e7l\u0131yoruz.<\/p>\n<h2>API Anahtarlar\u0131<\/h2>\n<p>API anahtarlar\u0131, basit ve yayg\u0131n kullan\u0131lan bir kimlik do\u011frulama y\u00f6ntemidir.  Bir API anahtar\u0131, uygulaman\u0131z\u0131n kimli\u011fini do\u011frulamak i\u00e7in kullan\u0131lan, genellikle uzun bir alfasay\u0131sal dizidir.  Bu anahtar, API isteklerine eklenir ve sunucu taraf\u0131ndan do\u011frulan\u0131r.  Bununla birlikte, API anahtarlar\u0131 gizli tutulmal\u0131d\u0131r.  \u00c7al\u0131nmas\u0131 veya yanl\u0131\u015f kullan\u0131lmas\u0131 durumunda, g\u00fcvenlik ihlallerine yol a\u00e7abilir.  Dolay\u0131s\u0131yla, genellikle daha g\u00fcvenlik gerektiren senaryolar i\u00e7in ideal de\u011fildir.  API anahtarlar\u0131, basit uygulamalar veya g\u00fcvenlik gereksinimleri d\u00fc\u015f\u00fck olan durumlar i\u00e7in uygun olabilir.<\/p>\n<h2>JSON Web Tokens (JWT)<\/h2>\n<p>JWT&#8217;ler, sunucu ve istemci aras\u0131nda g\u00fcvenli bir \u015fekilde bilgi aktarmak i\u00e7in kullan\u0131lan kompakt, standartla\u015ft\u0131r\u0131lm\u0131\u015f bir token t\u00fcr\u00fcd\u00fcr.  Bir JWT, \u00fc\u00e7 b\u00f6l\u00fcmden olu\u015fur: ba\u015fl\u0131k, y\u00fck ve imza.  Ba\u015fl\u0131k, token t\u00fcr\u00fc ve \u015fifreleme algoritmas\u0131n\u0131 tan\u0131mlar.  Y\u00fck ise kullan\u0131c\u0131 kimli\u011fi, yetkilendirme d\u00fczeyi gibi verileri i\u00e7erir. Son olarak, imza, token&#8217;\u0131n do\u011frulu\u011funu ve g\u00fcvenli\u011fini sa\u011flar.  JWT&#8217;ler, genellikle k\u0131sa \u00f6m\u00fcrl\u00fc olurlar ve belirli bir s\u00fcre sonra s\u00fcresi dolar. Bu sayede g\u00fcvenlik riski azalt\u0131lm\u0131\u015f olur.   JWT&#8217;ler, mobil uygulamalar veya tek sayfaya uygulama (SPA) gibi senaryolar i\u00e7in ideal olabilir. \u00c7\u00fcnk\u00fc JWT ile sunucuya s\u00fcrekli istek g\u00f6ndermeye gerek kalmaz.<\/p>\n<h2>OAuth 2.0<\/h2>\n<p>OAuth 2.0, kullan\u0131c\u0131lar\u0131n \u00fc\u00e7\u00fcnc\u00fc taraf uygulamalara kaynaklar\u0131na (\u00f6rne\u011fin, sosyal medya hesaplar\u0131) eri\u015fim izni vermesine olanak tan\u0131yan bir yetkilendirme \u00e7er\u00e7evesidir.  OAuth 2.0, JWT&#8217;lerle birlikte kullan\u0131labilir veya ba\u015fka bir token t\u00fcr\u00fcyle \u00e7al\u0131\u015fabilir.  OAuth 2.0&#8217;\u0131n avantaj\u0131, kullan\u0131c\u0131n\u0131n kaynaklar\u0131na do\u011frudan eri\u015fim sa\u011flamadan, g\u00fcvenli bir \u015fekilde yetkilendirme sa\u011flamas\u0131d\u0131r.  Kullan\u0131c\u0131 ad\u0131n\u0131 ve \u015fifreyi do\u011frudan API&#8217;ye iletmek yerine, kullan\u0131c\u0131 OAuth sa\u011flay\u0131c\u0131s\u0131ndan bir eri\u015fim tokeni al\u0131r ve bu tokeni API isteklerinde kullan\u0131r. Bu y\u00f6ntem, kullan\u0131c\u0131 verilerinin g\u00fcvenli\u011fini art\u0131r\u0131r.  OAuth 2.0, \u00f6zellikle sosyal medya entegrasyonlar\u0131 gibi durumlarda \u00e7ok faydal\u0131d\u0131r.  Karma\u015f\u0131k uygulamalar i\u00e7in daha g\u00fc\u00e7l\u00fc bir g\u00fcvenlik sa\u011flar. <\/p>\n<h2>Kar\u015f\u0131la\u015ft\u0131rma Tablosu<\/h2>\n<table>\n<tr>\n<th>\u00d6zellik<\/th>\n<th>API Anahtarlar\u0131<\/th>\n<th>JWT<\/th>\n<th>OAuth 2.0<\/th>\n<\/tr>\n<tr>\n<td>G\u00fcvenlik<\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<td>Orta<\/td>\n<td>Y\u00fcksek<\/td>\n<\/tr>\n<tr>\n<td>Karma\u015f\u0131kl\u0131k<\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<td>Orta<\/td>\n<td>Y\u00fcksek<\/td>\n<\/tr>\n<tr>\n<td>Uygulama Senaryolar\u0131<\/td>\n<td>Basit API&#8217;ler<\/td>\n<td>Mobil uygulamalar, SPA&#8217;lar<\/td>\n<td>Sosyal medya entegrasyonlar\u0131, karma\u015f\u0131k uygulamalar<\/td>\n<\/tr>\n<\/table>\n<p>Sonu\u00e7 olarak, do\u011fru API kimlik do\u011frulama y\u00f6ntemini se\u00e7mek, uygulama g\u00fcvenli\u011finiz i\u00e7in kritik \u00f6neme sahiptir.  Her y\u00f6ntemin kendine \u00f6zg\u00fc avantajlar\u0131 ve dezavantajlar\u0131 vard\u0131r.  Uygulaman\u0131z\u0131n ihtiya\u00e7lar\u0131n\u0131 ve g\u00fcvenlik gereksinimlerini dikkatlice de\u011ferlendirerek, en uygun y\u00f6ntemi se\u00e7melisiniz.  Daha fazla bilgi i\u00e7in <a href=\"https:\/\/fatihsoysal.com\">fatihsoysal.com<\/a> adresini ziyaret edebilirsiniz.<\/p>\n<p>Ayr\u0131ca, detayl\u0131 bilgi i\u00e7in a\u015fa\u011f\u0131daki kaynaklar\u0131 inceleyebilirsiniz:<\/p>\n<ul>\n<li><a href=\"https:\/\/jwt.io\/\">JWT resmi web sitesi<\/a><\/li>\n<li><a href=\"https:\/\/oauth.net\/2\/\">OAuth 2.0 spesifikasyonu<\/a><\/li>\n<\/ul>\n<p>Umar\u0131m bu makale API kimlik do\u011frulama y\u00f6ntemlerini anlaman\u0131za yard\u0131mc\u0131 olmu\u015ftur.  Herhangi bir sorunuz veya yorumunuz varsa, l\u00fctfen bana bildirin.<\/p>\n<p>#Etiketler: API, Kimlik Do\u011frulama, JWT, OAuth, API Anahtarlar\u0131, G\u00fcvenlik, Token, Yetkilendirme<\/p>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"API Kimlik Do\u011frulama: JWT, OAuth ve API Anahtarlar\u0131 Kar\u015f\u0131la\u015ft\u0131rmas\u0131 Uygulama Programlama Aray\u00fczleri (API&#8217;ler) g\u00fcn\u00fcm\u00fcz yaz\u0131l\u0131m d\u00fcnyas\u0131n\u0131n olmazsa olmaz&hellip;","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_page_header_type":"","csco_page_load_nextpost":"","csco_page_subscribe_form":"","csco_page_contact_form":"","footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-14510","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-genel","7":"cs-entry","8":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.5 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>API Kimlik Do\u011frulama: JWT, OAuth ve API Anahtarlar\u0131 Kar\u015f\u0131la\u015ft\u0131rmas\u0131<\/title>\n<meta name=\"description\" content=\"Uygulama Programlama Aray\u00fczleri (API&#039;ler) g\u00fcn\u00fcm\u00fcz yaz\u0131l\u0131m d\u00fcnyas\u0131n\u0131n olmazsa olmaz par\u00e7alar\u0131d\u0131r. Ancak, API&#039;lerin g\u00fcvenli bir \u015fekilde kullan\u0131lmas\u0131 da en az i\u015flevsellikleri kadar \u00f6nemlidir. Bu makalede, API kimlik do\u011frulama s\u00fcrecinde s\u0131k\u00e7a kullan\u0131lan \u00fc\u00e7 y\u00f6ntemi; JWT (JSON Web Tokens), OAuth 2.0 ve API anahtarlar\u0131n\u0131 kar\u015f\u0131la\u015ft\u0131rarak, g\u00fc\u00e7l\u00fc ve zay\u0131f y\u00f6nlerini ele alaca\u011f\u0131z. 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