{"id":3191,"date":"2023-04-13T10:04:35","date_gmt":"2023-04-13T07:04:35","guid":{"rendered":"https:\/\/uzmanposta.com\/blog\/?p=3191"},"modified":"2023-12-25T14:13:02","modified_gmt":"2023-12-25T11:13:02","slug":"penetrasyon-sizma-testi","status":"publish","type":"post","link":"https:\/\/uzmanposta.com\/blog\/penetrasyon-sizma-testi\/","title":{"rendered":"Penetrasyon (S\u0131zma) Testi Nedir, A\u015famalar\u0131 Nelerdir? Firmalar G\u00fcvenlik A\u00e7\u0131klar\u0131n\u0131 Nas\u0131l Giderebilir?"},"content":{"rendered":"\n<p><strong>Penetrasyon <\/strong>yani <strong>s\u0131zma testi<\/strong>; sistemlerde, web sitelerinde, a\u011flarda ve uygulamalarda yararlan\u0131labilecek g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit etmek i\u00e7in sim\u00fcle edilmi\u015f siber sald\u0131r\u0131lar\u0131n kas\u0131tl\u0131 olarak ba\u015flat\u0131lmas\u0131d\u0131r. <strong>S\u0131zma testinin temel amac\u0131<\/strong>, g\u00fcvenlik yetersizliklerini\/kusurlar\u0131n\u0131 ve zay\u0131fl\u0131klar\u0131n\u0131 tespit etmektir. Ayr\u0131ca, g\u00fcvenlik politikas\u0131n\u0131n sa\u011flaml\u0131\u011f\u0131n\u0131, mevzuata uygunlu\u011fu (derecesini), \u00e7al\u0131\u015fanlar\u0131n g\u00fcvenlik fark\u0131ndal\u0131\u011f\u0131n\u0131 ve i\u015fletmenin g\u00fcvenlik tehditlerini veya olaylar\u0131n\u0131 belirleme ve bunlara yan\u0131t verme konusundaki genel haz\u0131rl\u0131\u011f\u0131n\u0131 ve kapasitesini test eder.<\/p>\n\n\n\n<p>S\u0131zma testleri, bilgisayar korsanlar\u0131n\u0131n sisteme eri\u015fmesine izin verecek her t\u00fcrl\u00fc g\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131 ortaya \u00e7\u0131kar\u0131r ve bu, \u015firketin g\u00fcvenlik politikalar\u0131n\u0131 s\u0131k\u0131la\u015ft\u0131rmas\u0131n\u0131 sa\u011flar. Bu testlerde olas\u0131 hedeflerle ilgili ayr\u0131nt\u0131lar toplan\u0131r, potansiyel giri\u015f noktalar\u0131 tespit edilir ve i\u00e7eri girmeye \u00e7al\u0131\u015f\u0131l\u0131r.<\/p>\n\n\n\n<p>Web uygulamas\u0131 g\u00fcvenli\u011fi s\u00f6z konusu oldu\u011funda, bir web uygulamas\u0131 g\u00fcvenlik duvar\u0131n\u0131 (WAF) iyile\u015ftirmek i\u00e7in s\u0131zma testi kullan\u0131l\u0131r.<\/p>\n\n\n\n<p>Pentest, kod enjeksiyon sald\u0131r\u0131lar\u0131na kar\u015f\u0131 savunmas\u0131z olan g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 ortaya \u00e7\u0131karmak i\u00e7in uygulama protokol aray\u00fczleri (API&#8217;ler), \u00f6n u\u00e7 sunucular\u0131, arka u\u00e7 sunucular\u0131 gibi uygulama sistemleri ihlal edilmeye \u00e7al\u0131\u015f\u0131labilir. S\u0131zma testi, WAF g\u00fcvenlik ilkelerinizde ince ayar yapman\u0131za ve alg\u0131lanan g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 d\u00fczeltmenize yard\u0131mc\u0131 olabilir.<\/p>\n\n\n\n<p>Penetrasyon testi manuel olarak veya g\u00fcvenlik ara\u00e7lar\u0131yla yap\u0131labilir.<\/p>\n\n\n\n<p>Otomatik penetrasyon testi genellikle a\u015fa\u011f\u0131daki ama\u00e7larla yap\u0131l\u0131r:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>S\u0131n\u0131rl\u0131 g\u00fcvenlik personeli ile maliyet bilincine sahip CISO&#8217;lar<\/li><li>Yanl\u0131\u015f pozitifleri azaltmak i\u00e7in uygulama g\u00fcvenli\u011fine ihtiya\u00e7 duyan DevOps ekipler<\/li><li>Geli\u015ftirme zaman \u00e7izelgelerini engellemeden katmanl\u0131 g\u00fcvenlik sa\u011flamak zorunda olan uygulama g\u00fcvenlik ekipleri.<\/li><li>Uygulamalardaki g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131n ayr\u0131nt\u0131l\u0131 bir listesinden yararlanacak k\u0131rm\u0131z\u0131 ekipler<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Penetrasyon (S\u0131zma) Testi A\u015famalar\u0131&nbsp;<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari.jpeg\" alt=\"Penetrasyon (S\u0131zma) Testi A\u015famalar\u0131\u00a0\" class=\"wp-image-3205\" srcset=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari.jpeg 1000w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari-300x150.jpeg 300w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari-768x384.jpeg 768w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari-360x180.jpeg 360w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-sizma-testi-asamalari-750x375.jpeg 750w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div>\n\n\n\n<p>S\u0131zma testi a\u015famalar\u0131 a\u015fa\u011f\u0131daki \u015fekildedir:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Planlama ve Ke\u015fif<\/h3>\n\n\n\n<p>Bu ilk a\u015famada, ele al\u0131nacak sistemler ve kullan\u0131lacak test y\u00f6ntemleri dahil olmak \u00fczere testin kapsam\u0131 ve hedefleri tan\u0131mlan\u0131r. Bir hedefin nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 ve g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131n neler oldu\u011funu anlamak i\u00e7in a\u011f adlar\u0131, alan adlar\u0131, posta sunucular\u0131 vb. gibi istihbarat toplama ger\u00e7ekle\u015fir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Tarama<\/h3>\n\n\n\n<p>Bu ad\u0131mda, hedef uygulaman\u0131n \u00e7e\u015fitli izinsiz giri\u015f giri\u015fimlerine nas\u0131l yan\u0131t verece\u011fi anla\u015f\u0131l\u0131r. Bu, <strong>statik analiz<\/strong> ve <strong>dinamik analiz <\/strong>kullan\u0131larak yap\u0131l\u0131r.<\/p>\n\n\n\n<p>Statik analizde, \u00e7al\u0131\u015f\u0131rken nas\u0131l davranaca\u011f\u0131n\u0131 tahmin etmek i\u00e7in bir uygulaman\u0131n kodu incelenir. Ara\u00e7, kodun tamam\u0131n\u0131 tek bir ge\u00e7i\u015fte tarayabilir. Dinamik analiz, uygulaman\u0131n kodunu \u00e7al\u0131\u015f\u0131r durumda inceler. Bir uygulaman\u0131n performans\u0131na ger\u00e7ek zamanl\u0131 bir bak\u0131\u015f sa\u011flad\u0131\u011f\u0131 i\u00e7in daha pratik oldu\u011fu kabul edilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Eri\u015fim Kazanma<\/h3>\n\n\n\n<p>Bu a\u015famada, SQL enjeksiyonu, siteler aras\u0131 komut dosyas\u0131 \u00e7al\u0131\u015ft\u0131rma ve arka kap\u0131lar gibi web uygulamas\u0131 sald\u0131r\u0131lar\u0131 kullan\u0131larak hedefin g\u00fcvenlik a\u00e7\u0131klar\u0131 ortaya \u00e7\u0131kar\u0131l\u0131r. Ard\u0131ndan test uzmanlar\u0131, neden olabilecekleri hasar\u0131 daha iyi anlamak i\u00e7in veri \u00e7alarak, ayr\u0131cal\u0131klar\u0131 art\u0131rarak, trafi\u011fi yakalayarak vb. y\u00f6ntemlerle bu g\u00fcvenlik a\u00e7\u0131klar\u0131ndan yararlan\u0131r.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Eri\u015fimi S\u00fcrd\u00fcrmek<\/h3>\n\n\n\n<p>Geli\u015fmi\u015f kal\u0131c\u0131 tehditler, \u015firketin hassas verilerini \u00e7almak i\u00e7in genellikle bir sistemde aylarca birlikte kalan tehditlerdir. Bu a\u015fama, g\u00fcvenlik a\u00e7\u0131klar\u0131ndan herhangi birinin istismar edilen sistemde potansiyel olarak kal\u0131c\u0131 bir varl\u0131\u011fa ula\u015f\u0131p ula\u015famayaca\u011f\u0131n\u0131 g\u00f6rmeyi ama\u00e7lar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Analiz<\/h3>\n\n\n\n<p>Son olarak analiz a\u015famas\u0131nda, pentest sonu\u00e7lar\u0131, yararlan\u0131lan g\u00fcvenlik a\u00e7\u0131klar\u0131, eri\u015filen hassas veriler ve pentest cihaz\u0131n\u0131n sistemde tespit edilmeden kalabildi\u011fi s\u00fcre hakk\u0131nda ayr\u0131nt\u0131lar\u0131 i\u00e7eren bir rapor halinde derlenir.<\/p>\n\n\n\n<p>G\u00fcvenlik personeli bu bilgileri analiz eder ve g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 yamalamak ve gelecekteki siber sald\u0131r\u0131lara kar\u015f\u0131 koruma sa\u011flamak i\u00e7in \u015firketin WAF ayarlar\u0131n\u0131 ve uygulama g\u00fcvenlik \u00e7\u00f6z\u00fcmlerini yap\u0131land\u0131r\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Penetrasyon Testi T\u00fcrleri&nbsp;<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri.jpeg\" alt=\"Penetrasyon Testi T\u00fcrleri\u00a0\" class=\"wp-image-3206\" srcset=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri.jpeg 1000w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri-300x150.jpeg 300w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri-768x384.jpeg 768w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri-360x180.jpeg 360w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/penetrasyon-testi-turleri-750x375.jpeg 750w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Penetrasyon testi t\u00fcrlerini<\/strong> anlamak, kat\u0131l\u0131mlar\u0131n derinli\u011fi, odak noktas\u0131 ve s\u00fcresi bak\u0131m\u0131ndan farkl\u0131l\u0131k g\u00f6sterdi\u011finden, i\u015fletmeniz i\u00e7in en uygun olan\u0131 se\u00e7menizi sa\u011flayacakt\u0131r. Ortak etik bilgisayar korsanl\u0131\u011f\u0131 testleri a\u015fa\u011f\u0131dakileri i\u00e7erir:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Dahili ve Harici Altyap\u0131 Penetrasyon Testi<\/h3>\n\n\n\n<p>Dahili ve harici altyap\u0131 penetrasyon testinde, sistem ana bilgisayarlar\u0131, g\u00fcvenlik duvarlar\u0131, y\u00f6nlendiriciler ve anahtarlar dahil olmak \u00fczere \u015firket i\u00e7i ve bulut a\u011f altyap\u0131s\u0131n\u0131n bir de\u011ferlendirmesi yap\u0131l\u0131r. Bu, dahili bir s\u0131zma testi veya harici bir s\u0131zma testi olarak \u00e7er\u00e7evelenebilir. Dahili pentest, genellikle g\u00fcvenlik duvar\u0131n\u0131n arkas\u0131ndaki bir uygulamaya eri\u015febilen ve k\u00f6t\u00fc niyetli bir i\u00e7eriden sald\u0131r\u0131y\u0131 sim\u00fcle edebilen bir test uzman\u0131 taraf\u0131ndan \u015firket a\u011f\u0131 i\u00e7indeki varl\u0131klara odaklan\u0131r. Harici s\u0131zma testi, \u00f6rne\u011fin \u015firket web sitesi, web uygulamas\u0131, e-posta ve alan ad\u0131 sunucular\u0131 (DNS) gibi internete d\u00f6n\u00fck varl\u0131klara ve altyap\u0131ya odaklan\u0131r. Ama\u00e7, de\u011ferli verilere eri\u015fmek ve bunlar\u0131 \u00e7\u0131karmakt\u0131r. Bir testin kapsam\u0131n\u0131 belirlemek i\u00e7in a\u011f\u0131n boyutunu, test edilecek dahili ve harici IP&#8217;lerin say\u0131s\u0131n\u0131 ve site say\u0131s\u0131n\u0131 bilmek gerekir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Kablosuz S\u0131zma Testi (Wireless Penetration Testing)<\/h3>\n\n\n\n<p>Bu, \u00f6zellikle bir i\u015fletmenin WLAN&#8217;\u0131n\u0131 (kablosuz yerel alan a\u011f\u0131) ve ayr\u0131ca ZigBee, Bluetooth ve Z-Wave gibi kablosuz protokollerini hedefleyen bir testtir. Sahte eri\u015fim noktalar\u0131n\u0131, WPA g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 ve \u015fifrelemedeki zay\u0131fl\u0131klar\u0131 tespit etmeye yard\u0131mc\u0131 olur. Bunun i\u00e7in test uzmanlar\u0131, de\u011ferlendirilecek kablosuz ve misafir a\u011flar\u0131n say\u0131s\u0131, konumlar\u0131 ve benzersiz SSID&#8217;ler hakk\u0131nda bilgilendirilmelidir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Web Uygulama Testi (Web Application Testing)<\/h3>\n\n\n\n<p>Bu t\u00fcr testlerde, web \u00fczerinden sunulan web siteleri ve \u00f6zel uygulamalar, k\u00f6t\u00fcye kullan\u0131labilecek tasar\u0131m, geli\u015ftirme ve kodlama kusurlar\u0131n\u0131 ortaya \u00e7\u0131karmak i\u00e7in de\u011ferlendirilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Mobil Uygulama Testi<\/h3>\n\n\n\n<p>Bu, yetkilendirme, veri s\u0131z\u0131nt\u0131s\u0131 ve kimlik do\u011frulama, yetkilendirme sorunlar\u0131n\u0131 belirlemek i\u00e7in mobil uygulamalar\u0131 Android ve iOS gibi i\u015fletim sistemlerinde (OS) test etmekle ilgilidir. Bir testin kapsam\u0131n\u0131 belirlemek i\u00e7in test sa\u011flay\u0131c\u0131lar\u0131n\u0131n, uygulaman\u0131n test edilmesi gereken i\u015fletim sistemi t\u00fcrlerini\/s\u00fcr\u00fcmlerini, API \u00e7a\u011fr\u0131s\u0131 say\u0131s\u0131n\u0131 ve k\u00f6k alg\u0131lama gereksinimlerini bilmesi gerekir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Derleme ve Yap\u0131land\u0131rma \u0130ncelemesi<\/h3>\n\n\n\n<p>Bu b\u00f6l\u00fcmde, web ve uygulama sunucular\u0131, g\u00fcvenlik duvarlar\u0131 ve y\u00f6nlendiriciler genelinde yanl\u0131\u015f yap\u0131land\u0131rmalar\u0131 tespit etmek i\u00e7in a\u011f yap\u0131lar\u0131 ve yap\u0131land\u0131rmalar\u0131 g\u00f6zden ge\u00e7irilir.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Blind testing\u2019de, test eden ki\u015fiye sadece hedeflenen i\u015fletmenin ad\u0131 verilir. Bu, g\u00fcvenlik personelinin ger\u00e7ek bir uygulama sald\u0131r\u0131s\u0131n\u0131n nas\u0131l ger\u00e7ekle\u015fti\u011fini ger\u00e7ek zamanl\u0131 olarak g\u00f6rmesini sa\u011flar.<\/li><li>Double-blind testing\u2019de, g\u00fcvenlik personelinin sim\u00fcle edilen sald\u0131r\u0131 hakk\u0131nda hi\u00e7bir \u00f6n bilgisi olmaz. T\u0131pk\u0131 ger\u00e7ek d\u00fcnya senaryosunda oldu\u011fu gibi bir ihlal giri\u015fiminden \u00f6nce savunmalar\u0131n\u0131 yapacak zamanlar\u0131 olmaz.<\/li><li>Hedefli testte, test cihaz\u0131 ve g\u00fcvenlik personeli birlikte \u00e7al\u0131\u015f\u0131r ve hareketlerinden birbirlerini haberdar eder. Bu, g\u00fcvenlik ekibine bir bilgisayar korsan\u0131n\u0131n bak\u0131\u015f a\u00e7\u0131s\u0131ndan ger\u00e7ek zamanl\u0131 geri bildirim sa\u011flayan de\u011ferli bir e\u011fitim al\u0131\u015ft\u0131rmas\u0131 oldu\u011funu kan\u0131tlar.<\/li><li>Bir s\u00f6zle\u015fmeden \u00f6nce payla\u015f\u0131lan bilgi miktar\u0131n\u0131n sonu\u00e7 \u00fczerinde b\u00fcy\u00fck bir etkisi olabilece\u011fi a\u00e7\u0131kt\u0131r. Test stili genellikle beyaz kutu, kara kutu veya gri kutu s\u0131zma testi olarak s\u0131n\u0131fland\u0131r\u0131l\u0131r.<\/li><li>Beyaz kutu s\u0131zma testi, tam a\u011f ve sistem bilgileri, a\u011f haritalar\u0131 ve kimlik bilgilerinin t\u00fcm\u00fc test cihaz\u0131 ile payla\u015f\u0131l\u0131r. Bu, zamandan tasarruf sa\u011flar ve maliyetleri azalt\u0131r. Beyaz kutu penetrasyon testi, m\u00fcmk\u00fcn olan maksimum sald\u0131r\u0131 vekt\u00f6rleri kullan\u0131larak belirli bir sistem hedeflenirken \u00e7ok faydal\u0131d\u0131r.<\/li><li>Kara kutu penetrasyon testinde testi yapan ki\u015fiye herhangi bir bilgi verilmez. Pentest b\u00f6ylece ilk eri\u015fim ve uygulamadan istismara kadar ayr\u0131cal\u0131ks\u0131z bir bilgisayar korsan\u0131n\u0131n siber sald\u0131r\u0131s\u0131n\u0131 sim\u00fcle eder. B\u00f6yle bir senaryo, herhangi bir i\u00e7eriden bilgisi olmayan bir bilgisayar korsan\u0131n\u0131n bir kurulu\u015fu nas\u0131l hedef al\u0131p tehlikeye ataca\u011f\u0131n\u0131 g\u00f6steren, en \u00f6zg\u00fcn senaryo olarak kabul edilir. Ancak bu ayn\u0131 nedenle en pahal\u0131 se\u00e7enektir.<\/li><li>Gri kutu penetrasyon testinde testi yapan ki\u015fiyle s\u0131n\u0131rl\u0131 bilgiler payla\u015f\u0131l\u0131r. \u00d6rne\u011fin, yaln\u0131zca oturum a\u00e7ma kimlik bilgileri. Bu test sayesinde, ayr\u0131cal\u0131kl\u0131 bir kullan\u0131c\u0131n\u0131n kazanabilece\u011fi eri\u015fim d\u00fczeyi ve verebilece\u011fi potansiyel zarar \u00f6l\u00e7\u00fcl\u00fcr. Gri kutu testi, derinlik ve verimlilik aras\u0131nda optimal bir denge sa\u011flar ve i\u00e7eriden gelen bir tehdidi veya harici bir a\u011f sald\u0131r\u0131s\u0131n\u0131 sim\u00fcle etmeye yard\u0131mc\u0131 olabilir. Ger\u00e7ek d\u00fcnyada, \u0131srarc\u0131 bir bilgisayar korsan\u0131, hedef \u00e7evre \u00fczerinde ke\u015fif yaparak onlara i\u00e7eriden birine benzer bilgiler verir. Gri kutu testi, zaman alan ke\u015fif a\u015famas\u0131n\u0131 ortadan kald\u0131rarak verimlilik ve orijinallik aras\u0131nda optimal bir denge sa\u011flar.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">S\u0131zma Testi ve Web Uygulamas\u0131 G\u00fcvenlik Duvarlar\u0131<\/h2>\n\n\n\n<p>S\u0131zma testi ve WAF&#8217;ler, kar\u015f\u0131l\u0131kl\u0131 yarar sa\u011flayan g\u00fcvenlik \u00f6nlemleri olsa da birbirinden farkl\u0131d\u0131r.<\/p>\n\n\n\n<p>Test cihaz\u0131, bir uygulaman\u0131n zay\u0131f noktalar\u0131n\u0131 bulmak ve bunlardan yararlanmak i\u00e7in b\u00fcy\u00fck olas\u0131l\u0131kla g\u00fcnl\u00fckler gibi WAF verilerini kullan\u0131r. Bu, blind ve double-blind testing d\u0131\u015f\u0131nda bir\u00e7ok t\u00fcrde pentest i\u00e7in ge\u00e7erlidir.<\/p>\n\n\n\n<p>WAF y\u00f6neticileri de s\u0131zma testi verilerinden yararlan\u0131r. Bir testin tamamlanmas\u0131n\u0131n ard\u0131ndan testte yeni ke\u015ffedilen zay\u0131f noktalara kar\u015f\u0131 g\u00fcvenli\u011fi s\u0131k\u0131la\u015ft\u0131rmak i\u00e7in WAF yap\u0131land\u0131rmalar\u0131n\u0131 g\u00fcnceller.<\/p>\n\n\n\n<p>Pentest, daha da \u00f6nemlisi, g\u00fcvenlik denetim prosed\u00fcrleri, PCI DSS ve <a href=\"https:\/\/uzmanposta.com\/blog\/soc\/\">SOC<\/a> 2 ve di\u011ferleri i\u00e7in baz\u0131 uyumluluk gerekliliklerini kar\u015f\u0131lar. PCI-DSS 6.6 gibi sadece sertifikal\u0131 bir WAF kullan\u0131larak kar\u015f\u0131lanabilecek belirli standartlar olsa da, bu, pentesti daha az \u00e7ekici ve kullan\u0131\u015fl\u0131 hale getirmez.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u0131zma Testinin Avantajlar\u0131 ve Dezavantajlar\u0131<\/h2>\n\n\n\n<p>T\u00fcm g\u00fcvenlik \u00e7\u00f6z\u00fcm ve yakla\u015f\u0131mlar\u0131 gibi s\u0131zma testlerinin de faydalar\u0131, riskleri ve zorluklar\u0131 vard\u0131r. S\u0131zma testinin en \u00f6nemli avantaj\u0131, insan yap\u0131m\u0131 ger\u00e7ek sald\u0131r\u0131lar\u0131 sim\u00fcle eden tek ara\u00e7 olmas\u0131d\u0131r. Otomatik g\u00fcvenlik teknolojisi, bilgisayar korsanlar\u0131n\u0131n tekniklerini ger\u00e7ek hayatta taklit edemez. Bu nedenle, s\u0131zma test cihazlar\u0131, bilgisayar korsanlar\u0131n\u0131n neler yapabilece\u011fine dair teknik bilgiler sa\u011flamada hayati \u00f6nem ta\u015f\u0131r.<\/p>\n\n\n\n<p>S\u0131zma testinin di\u011fer faydalar\u0131 aras\u0131nda g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131n, hatalar\u0131n ve zay\u0131fl\u0131klar\u0131n tespit edilmesi yer al\u0131r. S\u0131zma testleri esnektir ve \u00f6zelle\u015ftirilebilir. Bu, i\u015fletmelerin farkl\u0131 senaryolar\u0131 test etmesine ve modern tehditler ortaya \u00e7\u0131kt\u0131k\u00e7a bunlara uyum sa\u011flamas\u0131na olanak tan\u0131r. Testler ayr\u0131ca bir hatan\u0131n veya hatal\u0131 yap\u0131land\u0131rman\u0131n sahip olabilece\u011fi sonu\u00e7lar\u0131 da ortaya \u00e7\u0131karabilir.<\/p>\n\n\n\n<p>Otomatik ara\u00e7lar, hatalar\u0131 tespit etmede de iyidir, ancak genellikle bir bilgisayar korsan\u0131 bir g\u00fcvenlik a\u00e7\u0131\u011f\u0131ndan yararlan\u0131rsa ne olaca\u011f\u0131na dair fikir vermez. S\u0131zma testleri ile en uzman test uzmanlar\u0131 d\u00fczeltme \u00f6nerileri sa\u011flar. Bu, i\u015fletmelerin sadece zay\u0131f noktalar\u0131n\u0131n nerede oldu\u011funu anlamalar\u0131na de\u011fil, ayn\u0131 zamanda bunlar\u0131 nas\u0131l d\u00fczelteceklerine ve harekete ge\u00e7melerine de olanak tan\u0131r.<\/p>\n\n\n\n<p>\u00d6te yandan, s\u0131zma testlerinin de baz\u0131 sak\u0131ncalar\u0131 vard\u0131r. \u00dccretsiz ara\u00e7lar kullansan\u0131z bile s\u0131zma testi, g\u00fcvenlik uzmanlar\u0131n\u0131 veya dan\u0131\u015fmanlar\u0131n\u0131 i\u015fe alma masraf\u0131n\u0131 i\u00e7erir. Bu profesyonellerin i\u015fleri bitti\u011finde, a\u011fda bir dayanak elde etmek i\u00e7in kurmu\u015f olabilecekleri arka kap\u0131lar\u0131 veya ba\u015fka herhangi bir \u015feyi kald\u0131rarak temizlemeleri gerekir.&nbsp;<\/p>\n\n\n\n<p>Testin verimlili\u011fi, s\u0131zma testi uzmanlar\u0131na ve masaya getirdikleri becerilere ba\u011fl\u0131d\u0131r. Sekt\u00f6r\u00fcn kar\u015f\u0131 kar\u015f\u0131ya oldu\u011fu bir ba\u015fka zorluk da s\u0131zma testlerinin \u00f6neminin anla\u015f\u0131lmas\u0131 ve kat\u0131l\u0131m sa\u011flanmas\u0131d\u0131r. S\u0131zma testi 1970&#8217;lerde bir konsept olarak ba\u015flam\u0131\u015f olsa da, bir\u00e7ok i\u015fletme hala sistemlerinde test yapma konusunda isteksizdir.<\/p>\n\n\n\n<p>S\u0131zma testinin nas\u0131l geli\u015fti\u011fine ve ne kadar etkili olabilece\u011fine dair g\u00fcvenlik k\u00fclt\u00fcr\u00fc ve fark\u0131ndal\u0131\u011f\u0131 eksikli\u011fi, bir\u00e7ok karar vericiyi geride tutar. \u0130\u015f operasyonlar\u0131 i\u00e7in sisteminiz, hassas verileriniz ve kritik varl\u0131klar\u0131n\u0131z konusunda bir penetrasyon test cihaz\u0131na g\u00fcvenmek de bir engel olabilir, \u00e7\u00fcnk\u00fc \u00f6zellikle pentester&#8217;lar ger\u00e7ek siber sald\u0131r\u0131lar\u0131 sim\u00fcle eder.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S\u0131zma Testinden Sonra Yap\u0131lmas\u0131 Gerekenler<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler.jpeg\" alt=\"S\u0131zma Testinden Sonra Yap\u0131lmas\u0131 Gerekenler\" class=\"wp-image-3207\" srcset=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler.jpeg 1000w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler-300x150.jpeg 300w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler-768x384.jpeg 768w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler-360x180.jpeg 360w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/04\/sizma-testinden-sonra-yapilmasi-gerekenler-750x375.jpeg 750w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div>\n\n\n\n<p>S\u0131zma testleri, beyaz \u015fapkal\u0131 hacker\u2019lar g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit ettikten sonra sona ermez. Raporlama ve d\u00fczeltme, asla d\u0131\u015far\u0131da b\u0131rak\u0131lmamas\u0131 gereken hayati bile\u015fenlerdir. En iyi pentest sa\u011flay\u0131c\u0131lar\u0131, hatalara, sonu\u00e7lara ve g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 d\u00fczeltmeye y\u00f6nelik \u00f6nerilere 360 derecelik bir bak\u0131\u015f sa\u011flayan eksiksiz raporlar sunar.<\/p>\n\n\n\n<p>Raporlama ayr\u0131ca g\u00fcvenlik ekiplerine, BT&#8217;ye, geli\u015ftiricilere, \u00e7al\u0131\u015fanlara ve \u00fcst d\u00fczey karar vericilere hizmet eder. Bu y\u00fczden i\u015fletmenin t\u00fcm \u00e7al\u0131\u015fmalar\u0131 ve performans\u0131 raporlama yoluyla geli\u015ftirilmelidir.<strong> S\u0131zma testlerinin temel amac\u0131<\/strong> zay\u0131fl\u0131\u011f\u0131 tespit etmek de\u011fil, verimlili\u011fi ve g\u00fcvenli\u011fi art\u0131rmak ve riskleri daha iyi \u00f6nlemektir.<\/p>\n\n\n\n<p>Ek olarak, s\u0131zma testi uzmanlar\u0131 ve i\u015fletmeler i\u00e7in en iyi uygulama, sistemleri bir sald\u0131r\u0131dan \u00f6nceki orijinal durumuna geri y\u00fcklemektir. S\u0131zma testi yapanlar konfig\u00fcrasyonlar\u0131 ve ayarlar\u0131 de\u011fi\u015ftirir, yaz\u0131l\u0131m y\u00fckler veya sistemde ba\u015fka herhangi bir de\u011fi\u015fiklik yaparsa, sistemi temizlemeli ve geri y\u00fcklemelidir.<\/p>\n\n\n\n<p>Ek olarak, penetrasyon testleri yapan \u015firketler, bunlar\u0131 pentest program ve \u00e7er\u00e7eveleri i\u00e7inde ger\u00e7ekle\u015ftiriyor olmal\u0131d\u0131r. D\u00fczeltmeden sonra, pentest ekipleri g\u00fcvenlik y\u00fckseltmelerini ve yamalar\u0131 izlemeli ve bir sonraki planlanm\u0131\u015f testi \u00e7al\u0131\u015ft\u0131rmaya haz\u0131rlanmal\u0131d\u0131r. S\u0131zma testi tek seferlik bir s\u00fcre\u00e7 de\u011fildir; s\u00fcrekli bir i\u015ftir.<\/p>\n\n\n\n<p>\u00d6zetle diyebiliriz ki, s\u0131zma testi, g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 bilgisayar korsanlar\u0131ndan \u00f6nce bulabilen kritik derecede \u00f6nemli bir siber g\u00fcvenlik uygulamas\u0131d\u0131r. Tehdit avc\u0131l\u0131\u011f\u0131n\u0131n yan\u0131 s\u0131ra sadece ara\u00e7larla yap\u0131lamayan bir uygulamad\u0131r; bir insan unsuru gerektirir. Bu insanlar\u0131n i\u015fi do\u011fru yapmak i\u00e7in e\u011fitilmeleri ve haz\u0131rlanmalar\u0131 gerekir. Bu kolay bir giri\u015fim de\u011fildir, ancak her i\u015fletmenin m\u00fcmk\u00fcn olan en iyi \u015fekilde yapmas\u0131 gereken bir i\u015ftir.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u0130lgili \u0130\u00e7erikler:<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/advanced-persistent-threat-apt\/\">Advanced Persistent Threat (APT) Nedir? Ki\u015filer ve \u0130\u015fletmeler Kendilerini Geli\u015fmi\u015f Kal\u0131c\u0131 Tehdit Sald\u0131r\u0131lar\u0131ndan Nas\u0131l Korumal\u0131?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/e-posta-sifreleme-nedir-nasil-gonderilir-nasil-sifrelenir-e-posta-guvenliginde-e-posta-sifreleme-guvenli-mi\/\">E-posta \u015eifreleme: Nedir, Nas\u0131l G\u00f6nderilir, Nas\u0131l \u015eifrelenir? E-posta G\u00fcvenli\u011finde E-Posta \u015eifreleme G\u00fcvenli mi?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/spoofing\/\">Spoofing Nedir? \u015eirketler \u0130\u00e7in Spoofing Tehditleri: IP Spoofing Sald\u0131r\u0131lar\u0131na Kar\u015f\u0131 Korunma Stratejileri<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/credential-stuffing\/\">Credential Stuffing Nedir? Kimlik Bilgisi Doldurma Sald\u0131r\u0131s\u0131 Nas\u0131l \u00d6nlenir? E-ticaret Sitelerinin Verileri \u0130\u00e7in B\u00fcy\u00fck Tehlike<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/botnet\/\">Botnet Nedir? \u0130\u015fletmeler Verilerinin G\u00fcvenli\u011fini Nas\u0131l Sa\u011flamal\u0131? Botnet Sald\u0131r\u0131s\u0131ndan Nas\u0131l Korunmal\u0131d\u0131r?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/mail-transfer-agent-mta\/\">Mail Transfer Agent (MTA) Nedir? \u0130\u015fletmeler Online Ortamda E-Posta Hesaplar\u0131n\u0131 Nas\u0131l Korumal\u0131?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/dlp-data-loss-prevention\/\">DLP (Data Loss Prevention) Nedir? Kurumlar \u0130\u00e7in \u0130nternet Ortam\u0131nda Tehditleri \u0130zleme ve Verileri G\u00fcvende Tutma Rehberi<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/siber-saldiri\/\">Siber Sald\u0131r\u0131 Nedir? \u0130\u015fletmeler E-Posta Verilerini Siber Sald\u0131r\u0131dan Nas\u0131l Korumal\u0131d\u0131r?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/tls\/\">TLS Nedir? SSL\/TLS Kullanarak G\u00fcvenli E-posta G\u00f6nderin veya Al\u0131n<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/siber-guvenlik-nedir-veri-guvenligini-nasil-saglariz\/\">Siber G\u00fcvenlik Nedir? Veri G\u00fcvenli\u011fini Nas\u0131l Sa\u011flar\u0131z?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/firewall-nedir\/\">Firewall Nedir, Ne \u0130\u015fe Yarar? Firewall T\u00fcrleri<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/phishing-nedir\/\">Phishing Nedir? Phishing (Oltalama) Sald\u0131r\u0131s\u0131 Nas\u0131l Engellenir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/mail-gateway-guvenli-e-posta-ag-gecidi-nedir\/\">Mail Gateway (G\u00fcvenli E-Posta A\u011f Ge\u00e7idi) Nedir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/ransomware\/\">Ransomware Nedir, Nas\u0131l \u00c7al\u0131\u015f\u0131r? Ransomware Vir\u00fcs\u00fcn\u00fcn Mail Yoluyla Bula\u015fmas\u0131n\u0131 Engelleme&nbsp;<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/sosyal-muhendislik\/\">Sosyal M\u00fchendislik Nedir? Sosyal M\u00fchendislik Sald\u0131r\u0131lar\u0131 Nas\u0131l \u00d6nlenir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/bec\/\">Business Email Compromise (BEC) Nedir? BEC Sald\u0131r\u0131lar\u0131 Nas\u0131l Engellenir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/mail-engelleme\/\">Mail Engelleme, Gelen E-Postalar Nas\u0131l Engellenir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/malware\/\">Malware: Nedir? Nas\u0131l Temizlenir, Nas\u0131l Bula\u015f\u0131r? \u0130\u015fletmeler E-posta G\u00fcvenli\u011fi Hususunda Malware Sald\u0131r\u0131s\u0131ndan Nas\u0131l Korunabilir?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/uzmanposta.com\/blog\/man-in-the-middle-atagi-mitm\/\">Man-in-the-Middle Ata\u011f\u0131 (MitM) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r? Nas\u0131l \u00d6nlenir?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Penetrasyon yani s\u0131zma testi; sistemlerde, web sitelerinde, a\u011flarda ve uygulamalarda yararlan\u0131labilecek g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit etmek i\u00e7in sim\u00fcle edilmi\u015f siber sald\u0131r\u0131lar\u0131n kas\u0131tl\u0131 olarak ba\u015flat\u0131lmas\u0131d\u0131r. S\u0131zma testinin temel amac\u0131, g\u00fcvenlik yetersizliklerini\/kusurlar\u0131n\u0131 ve zay\u0131fl\u0131klar\u0131n\u0131 tespit etmektir. Ayr\u0131ca, g\u00fcvenlik politikas\u0131n\u0131n sa\u011flaml\u0131\u011f\u0131n\u0131, mevzuata uygunlu\u011fu (derecesini), \u00e7al\u0131\u015fanlar\u0131n g\u00fcvenlik fark\u0131ndal\u0131\u011f\u0131n\u0131 ve i\u015fletmenin g\u00fcvenlik tehditlerini veya olaylar\u0131n\u0131 belirleme ve bunlara yan\u0131t verme konusundaki [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3204,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86,1],"tags":[],"class_list":["post-3191","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guvenlik","category-nedir-nasil-yapilir"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Penetrasyon (S\u0131zma) Testi Nedir, A\u015famalar\u0131 Nelerdir? 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