{"id":16396,"date":"2025-03-27T14:00:14","date_gmt":"2025-03-27T11:00:14","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/"},"modified":"2025-03-27T14:00:14","modified_gmt":"2025-03-27T11:00:14","slug":"next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/","title":{"rendered":"Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri"},"content":{"rendered":"<p><body><\/p>\n<p>Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri<\/p>\n<p>Next.js&#8217;in sundu\u011fu g\u00fc\u00e7l\u00fc ortam yaz\u0131l\u0131m\u0131 (middleware) \u00f6zelli\u011fi, uygulamalar\u0131m\u0131zda sunucu taraf\u0131nda \u00e7e\u015fitli i\u015flemler ger\u00e7ekle\u015ftirmemizi sa\u011flar.  Ancak, bu \u00f6zellik do\u011fru kullan\u0131lmad\u0131\u011f\u0131nda ciddi g\u00fcvenlik a\u00e7\u0131klar\u0131na, \u00f6zellikle eri\u015fim kontrol\u00fcyle ilgili sorunlara yol a\u00e7abilir. Bu makalede, Next.js ortam yaz\u0131l\u0131m\u0131nda s\u0131k kar\u015f\u0131la\u015f\u0131lan eri\u015fim kontrol\u00fc hatalar\u0131n\u0131 ve bunlar\u0131n nas\u0131l \u00f6nlenebilece\u011fini detayl\u0131 olarak ele alaca\u011f\u0131z.  Ayr\u0131ca, g\u00fcvenli bir uygulama geli\u015ftirmek i\u00e7in baz\u0131 \u00f6nemli ipu\u00e7lar\u0131n\u0131 payla\u015faca\u011f\u0131m.<\/p>\n<h2>Ortam Yaz\u0131l\u0131m\u0131 Nedir ve Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n<p>\u00d6ncelikle, Next.js ortam yaz\u0131l\u0131m\u0131n\u0131n ne oldu\u011funu ve nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir.  K\u0131saca, ortam yaz\u0131l\u0131m\u0131, istemciye yan\u0131t g\u00f6ndermeden \u00f6nce istekleri yakalayan ve i\u015flemler ger\u00e7ekle\u015ftiren bir i\u015flevdir.  Bu i\u015flevler, oturum do\u011frulamas\u0131, yetkilendirme, y\u00f6nlendirme ve daha bir\u00e7ok i\u015flemi i\u00e7erebilir.  \u00d6rne\u011fin, bir kullan\u0131c\u0131n\u0131n giri\u015f yap\u0131p yapmad\u0131\u011f\u0131n\u0131 kontrol edebilir ve yetkisiz eri\u015fimi engelleyebilir.  Ancak, bu kontrol mekanizmalar\u0131nda yap\u0131lan hatalar, g\u00fcvenlik a\u00e7\u0131klar\u0131na neden olabilir.  Yani,  dikkatli ve \u00f6zenli bir \u015fekilde kodlama yapmak b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r.<\/p>\n<h2>S\u0131k G\u00f6r\u00fclen Hatalar ve \u00c7\u00f6z\u00fcm \u00d6nerileri<\/h2>\n<p>Next.js ortam yaz\u0131l\u0131m\u0131nda eri\u015fim kontrol\u00fcyle ilgili en yayg\u0131n hatalardan biri, yetersiz do\u011frulama ve yetkilendirmedir.  \u00d6rne\u011fin, bir sayfa sadece yetkili kullan\u0131c\u0131lar i\u00e7in eri\u015filebilir olmal\u0131ysa, ortam yaz\u0131l\u0131m\u0131nda bu kontrol\u00fcn eksik olmas\u0131, yetkisiz eri\u015fime olanak tan\u0131r.  Bu sorunu \u00f6nlemek i\u00e7in, her istekte kullan\u0131c\u0131 kimli\u011fini do\u011frulamak ve gerekli yetkilere sahip olup olmad\u0131\u011f\u0131n\u0131 kontrol etmek \u00e7ok \u00f6nemlidir.  Bunun i\u00e7in g\u00fcvenilir bir oturum y\u00f6netim sistemi ve yetkilendirme mekanizmas\u0131 kullanmal\u0131s\u0131n\u0131z.  Bununla birlikte, g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 \u00f6nlemek i\u00e7in d\u00fczenli g\u00fcvenlik denetimleri yapmay\u0131 ihmal etmeyin.  G\u00fcvenli\u011fi her \u015feyin \u00fcst\u00fcnde tutun.<\/p>\n<p>Ba\u015fka bir yayg\u0131n hata ise, ortam yaz\u0131l\u0131m\u0131nda yap\u0131lan hatalar\u0131n do\u011fru bir \u015fekilde ele al\u0131nmamas\u0131d\u0131r.  \u00d6rne\u011fin, bir hata olu\u015ftu\u011funda, kullan\u0131c\u0131n\u0131n kar\u015f\u0131la\u015faca\u011f\u0131 hata mesaj\u0131, hassas bilgiler i\u00e7erebilir.  Bu durum, g\u00fcvenlik a\u00e7\u0131klar\u0131na yol a\u00e7abilir.  Bu y\u00fczden hatalar\u0131 d\u00fczg\u00fcnce yakalamak ve kullan\u0131c\u0131ya anlaml\u0131 ancak hassas bilgi i\u00e7ermeyen hata mesajlar\u0131 g\u00f6stermek \u00e7ok \u00f6nemlidir.  Bu durumun \u00f6nemini asla hafife almay\u0131n.<\/p>\n<h2>G\u00fcvenli Kodlama \u0130\u00e7in \u0130pu\u00e7lar\u0131<\/h2>\n<p>Next.js ortam yaz\u0131l\u0131m\u0131nda g\u00fcvenli\u011fi sa\u011flamak i\u00e7in a\u015fa\u011f\u0131daki ipu\u00e7lar\u0131n\u0131 izleyebilirsiniz:<\/p>\n<ul>\n<li>Her zaman kullan\u0131c\u0131 kimli\u011fini do\u011frulay\u0131n ve yetkilendirmeyi dikkatlice yap\u0131n.<\/li>\n<li>Hatalar\u0131 yakalay\u0131n ve anlaml\u0131 hata mesajlar\u0131 g\u00f6sterin.<\/li>\n<li>Hassas bilgileri do\u011frudan yan\u0131t olarak g\u00f6ndermeyin.<\/li>\n<li>G\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 \u00f6nlemek i\u00e7in d\u00fczenli g\u00fcvenlik denetimleri yap\u0131n.<\/li>\n<li>G\u00fcvenli kodlama uygulamalar\u0131na uyun ve g\u00fcvenilir k\u00fct\u00fcphaneler kullan\u0131n.<\/li>\n<\/ul>\n<h2>Sonu\u00e7<\/h2>\n<p>Next.js ortam yaz\u0131l\u0131m\u0131, uygulamalar\u0131n\u0131za g\u00fc\u00e7l\u00fc \u00f6zellikler katabilir, ancak g\u00fcvenlik a\u00e7\u0131klar\u0131na yol a\u00e7abilecek hatalara da a\u00e7\u0131k olabilir.  Bu makalede ele ald\u0131\u011f\u0131m\u0131z ipu\u00e7lar\u0131n\u0131 ve \u00e7\u00f6z\u00fcm \u00f6nerilerini izleyerek, g\u00fcvenli ve g\u00fcvenilir Next.js uygulamalar\u0131 geli\u015ftirebilirsiniz.  Unutmay\u0131n, g\u00fcvenlik her \u015feyden \u00f6nce gelir.   Daha fazla bilgi i\u00e7in  <a href=\"https:\/\/fatihsoysal.com\">fatihsoysal.com<\/a>  sitesini ziyaret edebilirsiniz.<\/p>\n<p>Referanslar:<\/p>\n<ul>\n<li><a href=\"https:\/\/dev.to\/blue_byte\/nextjs-middleware-broken-access-controls-i8m\">Next.js Middleware Broken Access Controls<\/a><\/li>\n<\/ul>\n<p>#Etiketler: Next.js, Ortam Yaz\u0131l\u0131m\u0131, Middleware, G\u00fcvenlik A\u00e7\u0131\u011f\u0131, Eri\u015fim Kontrol\u00fc, G\u00fcvenlik, Web Geli\u015ftirme,  Next.js G\u00fcvenlik,  Ortam Yaz\u0131l\u0131m\u0131 G\u00fcvenli\u011fi<br \/>\n<\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri Next.js&#8217;in sundu\u011fu g\u00fc\u00e7l\u00fc ortam yaz\u0131l\u0131m\u0131 (middleware) \u00f6zelli\u011fi, uygulamalar\u0131m\u0131zda sunucu taraf\u0131nda \u00e7e\u015fitli i\u015flemler&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-16396","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>Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri<\/title>\n<meta name=\"description\" content=\"Next.js&#039;in sundu\u011fu g\u00fc\u00e7l\u00fc ortam yaz\u0131l\u0131m\u0131 (middleware) \u00f6zelli\u011fi, uygulamalar\u0131m\u0131zda sunucu taraf\u0131nda \u00e7e\u015fitli i\u015flemler ger\u00e7ekle\u015ftirmemizi sa\u011flar. Ancak, bu \u00f6zellik do\u011fru kullan\u0131lmad\u0131\u011f\u0131nda ciddi g\u00fcvenlik a\u00e7\u0131klar\u0131na, \u00f6zellikle eri\u015fim kontrol\u00fcyle ilgili sorunlara yol a\u00e7abilir. Bu makalede, Next.js ortam yaz\u0131l\u0131m\u0131nda s\u0131k kar\u015f\u0131la\u015f\u0131lan eri\u015fim kontrol\u00fc hatalar\u0131n\u0131 ve bunlar\u0131n nas\u0131l \u00f6nlenebilece\u011fini detayl\u0131 olarak ele alaca\u011f\u0131z. Ayr\u0131ca, g\u00fcvenli bir uygulama geli\u015ftirmek i\u00e7in baz\u0131 \u00f6nemli ipu\u00e7lar\u0131n\u0131 payla\u015faca\u011f\u0131m.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri\" \/>\n<meta property=\"og:description\" content=\"Next.js&#039;in sundu\u011fu g\u00fc\u00e7l\u00fc ortam yaz\u0131l\u0131m\u0131 (middleware) \u00f6zelli\u011fi, uygulamalar\u0131m\u0131zda sunucu taraf\u0131nda \u00e7e\u015fitli i\u015flemler ger\u00e7ekle\u015ftirmemizi sa\u011flar. Ancak, bu \u00f6zellik do\u011fru kullan\u0131lmad\u0131\u011f\u0131nda ciddi g\u00fcvenlik a\u00e7\u0131klar\u0131na, \u00f6zellikle eri\u015fim kontrol\u00fcyle ilgili sorunlara yol a\u00e7abilir. Bu makalede, Next.js ortam yaz\u0131l\u0131m\u0131nda s\u0131k kar\u015f\u0131la\u015f\u0131lan eri\u015fim kontrol\u00fc hatalar\u0131n\u0131 ve bunlar\u0131n nas\u0131l \u00f6nlenebilece\u011fini detayl\u0131 olarak ele alaca\u011f\u0131z. Ayr\u0131ca, g\u00fcvenli bir uygulama geli\u015ftirmek i\u00e7in baz\u0131 \u00f6nemli ipu\u00e7lar\u0131n\u0131 payla\u015faca\u011f\u0131m.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\" \/>\n<meta property=\"og:site_name\" content=\"Kodlar\u0131n Gizemli D\u00fcnyas\u0131\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-27T11:00:14+00:00\" \/>\n<meta name=\"author\" content=\"Fatih Soysal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fatih Soysal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\"},\"author\":{\"name\":\"Fatih Soysal\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"headline\":\"Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri\",\"datePublished\":\"2025-03-27T11:00:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\"},\"wordCount\":656,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/next-js-ortam-yaziliminda-kirilmis-erisim-kontrolleri\/\",\"name\":\"Next.js Ortam Yaz\u0131l\u0131m\u0131nda K\u0131r\u0131lm\u0131\u015f Eri\u015fim Kontrolleri\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\"},\"datePublished\":\"2025-03-27T11:00:14+00:00\",\"description\":\"Next.js'in sundu\u011fu g\u00fc\u00e7l\u00fc ortam yaz\u0131l\u0131m\u0131 (middleware) \u00f6zelli\u011fi, uygulamalar\u0131m\u0131zda sunucu taraf\u0131nda \u00e7e\u015fitli i\u015flemler ger\u00e7ekle\u015ftirmemizi sa\u011flar. 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