{"id":476465,"date":"2023-08-09T07:29:55","date_gmt":"2023-08-09T07:29:55","guid":{"rendered":""},"modified":"2023-09-05T11:12:47","modified_gmt":"2023-09-05T11:12:47","slug":"credential-stuffing","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/tr\/wiki\/credential-stuffing\/","title":{"rendered":"Kimlik bilgisi doldurma"},"content":{"rendered":"<p>Kimlik bilgisi doldurma, sald\u0131rganlar\u0131n \u00e7e\u015fitli web sitelerindeki kullan\u0131c\u0131 ad\u0131 ve \u015fifre kombinasyonlar\u0131n\u0131 test etmek i\u00e7in otomatik komut dosyalar\u0131 kulland\u0131\u011f\u0131 bir siber sald\u0131r\u0131 y\u00f6ntemidir. Sald\u0131rgan genellikle bu kullan\u0131c\u0131 ad\u0131\/\u015fifre \u00e7iftlerini \u00f6nceki veri ihlallerinden elde eder ve bunlar\u0131 farkl\u0131 platformlardaki kullan\u0131c\u0131 hesaplar\u0131na yetkisiz eri\u015fim elde etmek amac\u0131yla kullan\u0131r.<\/p>\n<h2>Kimlik Bilgisi Doldurman\u0131n Tarih\u00e7esi ve \u0130lk S\u00f6z\u00fc<\/h2>\n<p>&#039;Kimlik Bilgisi Doldurma&#039; terimi ilk olarak 2000&#039;li y\u0131llar\u0131n sonlar\u0131nda, milyonlarca kullan\u0131c\u0131n\u0131n kimlik bilgilerini a\u00e7\u0131\u011fa \u00e7\u0131karan b\u00fcy\u00fck \u00f6l\u00e7ekli veri ihlallerindeki \u00f6nemli art\u0131\u015f\u0131n ard\u0131ndan ortaya \u00e7\u0131kt\u0131. Temel olarak kaba kuvvet sald\u0131r\u0131s\u0131 y\u00f6nteminin bir evrimidir, ancak kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131, rastgele kullan\u0131c\u0131 ad\u0131-\u015fifre kombinasyonlar\u0131n\u0131 denemek yerine, bireyler taraf\u0131ndan halihaz\u0131rda kullan\u0131lm\u0131\u015f olan kombinasyonlar\u0131 kullan\u0131r.<\/p>\n<p>Kimlik bilgisi doldurman\u0131n bilinen ilk \u00f6rne\u011fi, sald\u0131rganlar\u0131n yakla\u015f\u0131k 153 milyon hesab\u0131 s\u0131zd\u0131ran Adobe veri ihlalinden yararland\u0131\u011f\u0131 2014 y\u0131l\u0131na kadar uzan\u0131yor. S\u0131zan bu kimlik bilgisi \u00e7iftlerini farkl\u0131 web sitelerinde test ettiler ve \u00e7ok say\u0131da hesaba yetkisiz eri\u015fim sa\u011flamay\u0131 ba\u015fard\u0131lar.<\/p>\n<h2>Kimlik Bilgisi Doldurma Konusuna Derinlemesine Bir Bak\u0131\u015f<\/h2>\n<p>Kimlik bilgilerinin doldurulmas\u0131 siber g\u00fcvenlik a\u00e7\u0131s\u0131ndan b\u00fcy\u00fck bir tehdittir, \u00e7\u00fcnk\u00fc bir\u00e7ok ki\u015fi birden fazla web sitesinde ayn\u0131 \u015fifreleri kullan\u0131r. Bir veri ihlali bu \u015fifreleri s\u0131zd\u0131r\u0131rsa, sald\u0131rgan ayn\u0131 ki\u015fiye ait birden fazla hesaba eri\u015fim sa\u011flayabilir.<\/p>\n<p>Kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131 genellikle kimlik bilgisi \u00e7iftlerini hedeflenen web sitelerine sistematik olarak girmek i\u00e7in botlar kullan\u0131larak otomatikle\u015ftirilir. Bir web sitesinin bu t\u00fcr sald\u0131r\u0131lar\u0131 tespit edip \u00f6nleyecek etkili g\u00fcvenlik \u00f6nlemleri yoksa, sald\u0131rgan k\u0131sa bir s\u00fcre i\u00e7inde binlerce kimlik bilgisi \u00e7iftini test edebilir.<\/p>\n<p>Bu sald\u0131r\u0131lar\u0131n \u00f6l\u00e7e\u011fi ve potansiyel etkileri \u00e7ok b\u00fcy\u00fck. \u00d6rne\u011fin, 2018 y\u0131l\u0131nda g\u00fcvenlik firmas\u0131 Shape Security, e-ticaret web sitelerindeki t\u00fcm oturum a\u00e7ma giri\u015fimlerinin 90%&#039;sinin kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131 oldu\u011funu tahmin etti.<\/p>\n<h2>Kimlik Bilgisi Doldurman\u0131n \u0130\u00e7 Yap\u0131s\u0131<\/h2>\n<p>Kimlik bilgisi doldurma sald\u0131r\u0131s\u0131n\u0131n i\u00e7 yap\u0131s\u0131 \u00fc\u00e7 ana bile\u015fenden olu\u015fur:<\/p>\n<ol>\n<li>\n<p><strong>S\u0131zan Kimlik Bilgisi Veritaban\u0131:<\/strong> Veri ihlallerinden elde edilen kullan\u0131c\u0131 ad\u0131-\u015fifre kombinasyonlar\u0131n\u0131 i\u00e7eren veritabanlar\u0131d\u0131r. Bu veritabanlar\u0131 genellikle karanl\u0131k a\u011fda bulunur.<\/p>\n<\/li>\n<li>\n<p><strong>Otomasyon Ara\u00e7lar\u0131:<\/strong> &#039;Kimlik bilgisi doldurucular&#039; olarak da bilinen bu ara\u00e7lar, sald\u0131r\u0131y\u0131 otomatikle\u015ftirmek i\u00e7in kullan\u0131l\u0131r. Kullan\u0131c\u0131 ad\u0131-\u015fifre \u00e7iftlerini hedeflenen web sitelerinin giri\u015f alanlar\u0131na girerler.<\/p>\n<\/li>\n<li>\n<p><strong>Proxy A\u011f\u0131:<\/strong> Sald\u0131rganlar IP adreslerini maskelemek ve tespit edilmekten ka\u00e7\u0131nmak i\u00e7in proxy a\u011flar\u0131n\u0131 kullan\u0131r.<\/p>\n<\/li>\n<\/ol>\n<p>S\u00fcre\u00e7 nispeten basittir: Otomatik ara\u00e7, veritaban\u0131ndan bir kimlik bilgisi \u00e7ifti al\u0131r, bunu bir proxy sunucusu arac\u0131l\u0131\u011f\u0131yla web sitesine girer ve ard\u0131ndan oturum a\u00e7ma giri\u015fiminin ba\u015far\u0131l\u0131 olup olmad\u0131\u011f\u0131n\u0131 kaydeder.<\/p>\n<h2>Kimlik Bilgisi Doldurman\u0131n Temel \u00d6zellikleri<\/h2>\n<p>Kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131n\u0131n temel \u00f6zelliklerinden baz\u0131lar\u0131 \u015funlard\u0131r:<\/p>\n<ul>\n<li><strong>Otomasyon:<\/strong> Kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131 otomatikle\u015ftirilmi\u015ftir ve sald\u0131rganlar\u0131n k\u0131sa s\u00fcrede binlerce kimlik bilgisini test etmesine olanak tan\u0131r.<\/li>\n<li><strong>Veri \u0130hlallerinden Yararlan\u0131r:<\/strong> Bu sald\u0131r\u0131lar, veri ihlallerinden \u00f6nceden s\u0131zd\u0131r\u0131lan verilere dayan\u0131r.<\/li>\n<li><strong>Tespit edilmesi zor:<\/strong> Me\u015fru kullan\u0131c\u0131 ad\u0131-\u015fifre \u00e7iftlerinin ve proxy sunucular\u0131n kullan\u0131lmas\u0131 nedeniyle, kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131n\u0131n tespit edilmesi zor olabilir.<\/li>\n<li><strong>Yayg\u0131n Etki:<\/strong> \u0130nsanlar genellikle birden fazla web sitesindeki parolalar\u0131 yeniden kulland\u0131\u011f\u0131ndan, ba\u015far\u0131l\u0131 bir sald\u0131r\u0131, ayn\u0131 kullan\u0131c\u0131ya ait birden fazla hesab\u0131 tehlikeye atabilir.<\/li>\n<\/ul>\n<h2>Kimlik Bilgisi Doldurma T\u00fcrleri<\/h2>\n<p>Kimlik bilgileri doldurman\u0131n iki ana t\u00fcr\u00fc vard\u0131r:<\/p>\n<ol>\n<li>\n<p><strong>Geleneksel Kimlik Bilgisi Doldurma:<\/strong> Bu durumda sald\u0131rgan, s\u0131zd\u0131r\u0131lan kimlik bilgilerini hedef web sitesinde denemek i\u00e7in basit bir komut dosyas\u0131 veya bot kullan\u0131r.<\/p>\n<\/li>\n<li>\n<p><strong>Geli\u015fmi\u015f Kal\u0131c\u0131 Kimlik Bilgisi Doldurma:<\/strong> Bu t\u00fcrde sald\u0131rgan, tespit edilmekten ka\u00e7\u0131nmak i\u00e7in genellikle IP adreslerini de\u011fi\u015ftirerek ve insan benzeri davran\u0131\u015flar\u0131 taklit ederek daha karma\u015f\u0131k ara\u00e7lar ve y\u00f6ntemler kullan\u0131r.<\/p>\n<\/li>\n<\/ol>\n<table>\n<thead>\n<tr>\n<th>Kimlik Bilgisi Doldurma T\u00fcr\u00fc<\/th>\n<th>Kullan\u0131lan aletler<\/th>\n<th>Geli\u015fmi\u015flik D\u00fczeyi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Geleneksel<\/td>\n<td>Basit botlar veya komut dosyalar\u0131<\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<\/tr>\n<tr>\n<td>Geli\u015fmi\u015f Kal\u0131c\u0131<\/td>\n<td>Geli\u015fmi\u015f botlar, d\u00f6nen IP adresleri, insan davran\u0131\u015f\u0131 taklidi<\/td>\n<td>Y\u00fcksek<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Kimlik Bilgisi Doldurmay\u0131 Kullanma Yollar\u0131, Sorunlar ve \u00c7\u00f6z\u00fcmler<\/h2>\n<p>Kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131 hem i\u015fletmeler hem de bireyler i\u00e7in \u00f6nemli bir g\u00fcvenlik riski olu\u015fturur. Bu sald\u0131r\u0131lar yetkisiz eri\u015fime, veri h\u0131rs\u0131zl\u0131\u011f\u0131na, mali kayba ve di\u011fer ciddi sonu\u00e7lara yol a\u00e7abilir.<\/p>\n<p>Ancak bu riskleri azaltman\u0131n birka\u00e7 yolu vard\u0131r:<\/p>\n<ul>\n<li><strong>\u00c7ok Fakt\u00f6rl\u00fc Kimlik Do\u011frulama (MFA):<\/strong> MFA, kullan\u0131c\u0131lar\u0131n kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131n\u0131 etkili bir \u015fekilde \u00f6nleyebilecek ek kimlik kan\u0131t\u0131 sa\u011flamalar\u0131n\u0131 gerektirir.<\/li>\n<li><strong>CAPTCHA&#039;n\u0131n Kullan\u0131m\u0131:<\/strong> CAPTCHA, otomatik sald\u0131r\u0131lar\u0131n ba\u015far\u0131 oran\u0131n\u0131 azaltarak, insan kullan\u0131c\u0131lar ile botlar aras\u0131nda ayr\u0131m yap\u0131lmas\u0131na yard\u0131mc\u0131 olabilir.<\/li>\n<li><strong>Kimlik Bilgisi \u0130zleme:<\/strong> Kimlik bilgilerinizi d\u00fczenli olarak izlemek ve g\u00fcvenli\u011fini sa\u011flamak, potansiyel tehditlerin tespit edilmesine ve azalt\u0131lmas\u0131na yard\u0131mc\u0131 olabilir.<\/li>\n<li><strong>IP H\u0131z\u0131 S\u0131n\u0131rlamas\u0131:<\/strong> Bu teknik, tek bir IP adresinden yap\u0131labilecek giri\u015f denemelerinin say\u0131s\u0131n\u0131 s\u0131n\u0131rlayarak sald\u0131rganlar\u0131n i\u015flemlerini ger\u00e7ekle\u015ftirmesini zorla\u015ft\u0131r\u0131r.<\/li>\n<\/ul>\n<h2>Kimlik Bilgisi Doldurma ve Benzer Terimler<\/h2>\n<table>\n<thead>\n<tr>\n<th>Terim<\/th>\n<th>Tan\u0131m<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kimlik Bilgisi Doldurma<\/td>\n<td>Sald\u0131rganlar\u0131n kullan\u0131c\u0131 hesaplar\u0131na yetkisiz eri\u015fim sa\u011flamak i\u00e7in daha \u00f6nce s\u0131zd\u0131r\u0131lan kimlik bilgilerini kulland\u0131\u011f\u0131 bir sald\u0131r\u0131 y\u00f6ntemi.<\/td>\n<\/tr>\n<tr>\n<td>Kaba Kuvvet Sald\u0131r\u0131s\u0131<\/td>\n<td>Sald\u0131rganlar\u0131n eri\u015fim kazanmak i\u00e7in olas\u0131 t\u00fcm kullan\u0131c\u0131 ad\u0131 ve \u015fifre kombinasyonlar\u0131n\u0131 denedi\u011fi bir sald\u0131r\u0131 y\u00f6ntemi.<\/td>\n<\/tr>\n<tr>\n<td>\u015eifre P\u00fcsk\u00fcrtme<\/td>\n<td>Hesap kilitlenmelerini \u00f6nlemek i\u00e7in, sald\u0131rganlar\u0131n ba\u015fka bir parola denemeye ge\u00e7meden \u00f6nce bir\u00e7ok hesapta yayg\u0131n olarak kullan\u0131lan birka\u00e7 parolay\u0131 denedi\u011fi bir sald\u0131r\u0131 y\u00f6ntemi.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Kimlik Bilgisi Doldurmayla \u0130lgili Perspektifler ve Gelecek Teknolojiler<\/h2>\n<p>Dijital d\u00fcnya geli\u015ftik\u00e7e sald\u0131rganlar\u0131n kulland\u0131\u011f\u0131 y\u00f6ntemler de geli\u015fiyor. Geli\u015fmi\u015f Kal\u0131c\u0131 Kimlik Bilgisi Doldurma bunun a\u00e7\u0131k bir \u00f6rne\u011fidir. Ancak bu t\u00fcr tehditlere kar\u015f\u0131 koyacak teknoloji de geli\u015fiyor. Anormallikleri belirlemek i\u00e7in kullan\u0131c\u0131 davran\u0131\u015f\u0131n\u0131 inceleyen davran\u0131\u015fsal biyometri gibi teknikler, kimlik bilgisi doldurmayla m\u00fccadele etmek i\u00e7in kullan\u0131l\u0131yor. Bu sald\u0131r\u0131lar\u0131 tespit etmek ve \u00f6nlemek i\u00e7in makine \u00f6\u011frenimi ve yapay zeka da kullan\u0131l\u0131yor.<\/p>\n<p>Gelecekte, daha geli\u015fmi\u015f CAPTCHA teknolojileri, daha yayg\u0131n MFA kullan\u0131m\u0131 ve tehdit tespiti ve hafifletilmesi i\u00e7in yapay zeka ve makine \u00f6\u011freniminin artan kullan\u0131m\u0131 dahil olmak \u00fczere daha geli\u015fmi\u015f g\u00fcvenlik \u00f6nlemleri g\u00f6rmeyi bekleyebiliriz.<\/p>\n<h2>Proxy Sunucular\u0131 ve Kimlik Bilgisi Doldurma<\/h2>\n<p>Proxy sunucular\u0131 kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131nda \u00f6nemli bir rol oynar. Sald\u0131rganlar genellikle IP adreslerini gizlemek ve tespit edilmekten ka\u00e7\u0131nmak i\u00e7in bunlar\u0131 kullan\u0131r. Ancak proxy sunucular da \u00e7\u00f6z\u00fcm\u00fcn bir par\u00e7as\u0131 olabilir. Baz\u0131 proxy sunucular\u0131, \u015f\u00fcpheli etkinlikleri tespit edip engelleyen ara\u00e7larla donat\u0131lm\u0131\u015ft\u0131r, b\u00f6ylece kimlik bilgisi doldurmayla ili\u015fkili risklerin azalt\u0131lmas\u0131na yard\u0131mc\u0131 olur.<\/p>\n<p>Ayr\u0131ca i\u015fletmeler ek bir g\u00fcvenlik katman\u0131 eklemek i\u00e7in proxy sunucular\u0131n\u0131 kullanabilir. Kurulu\u015flar, t\u00fcm trafi\u011fi bir proxy sunucusu \u00fczerinden y\u00f6nlendirerek aktar\u0131lan verileri izleyebilir ve kontrol edebilir, b\u00f6ylece yetkisiz eri\u015fimin \u00f6nlenmesine ve hassas bilgilerin korunmas\u0131na yard\u0131mc\u0131 olabilir.<\/p>\n<h2>\u0130lgili Ba\u011flant\u0131lar<\/h2>\n<ul>\n<li><a href=\"https:\/\/owasp.org\/\" target=\"_new\" rel=\"noopener nofollow\">A\u00e7\u0131k Web Uygulama G\u00fcvenli\u011fi Projesi (OWASP)<\/a><\/li>\n<li><a href=\"https:\/\/pages.nist.gov\/800-63-3\/\" target=\"_new\" rel=\"noopener nofollow\">Ulusal Standartlar ve Teknoloji Enstit\u00fcs\u00fc (NIST) \u2013 Dijital Kimlik Y\u00f6nergeleri<\/a><\/li>\n<li><a href=\"https:\/\/www.ic3.gov\/Media\/Y2020\/PSA200121\" target=\"_new\" rel=\"noopener nofollow\">Kimlik Bilgilerinin Doldurulmas\u0131na \u0130li\u015fkin FBI Kamu Hizmeti Duyurusu<\/a><\/li>\n<\/ul>\n<p>Kendinizi ve i\u015fletmenizi kimlik bilgisi doldurma sald\u0131r\u0131lar\u0131na kar\u015f\u0131 korumak i\u00e7in siber g\u00fcvenlikteki en son bilgiler ve geli\u015fmelerden haberdar olmak \u00f6nemlidir.<\/p>","protected":false},"featured_media":468038,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476465","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Credential Stuffing: An In-Depth Examination<\/mark>","faq_items":[{"question":"What is Credential Stuffing?","answer":"<p>Credential stuffing is a type of cyber-attack where attackers use leaked usernames and passwords from data breaches to attempt to gain unauthorized access to user accounts across various websites. These attacks are typically automated and use proxy servers to avoid detection.<\/p>"},{"question":"When was the term 'Credential Stuffing' first used?","answer":"<p>The term 'Credential Stuffing' first appeared in the late 2000s. The first recognized instance of a credential stuffing attack dates back to 2014 when attackers exploited the Adobe data breach, which leaked about 153 million accounts.<\/p>"},{"question":"How does Credential Stuffing work?","answer":"<p>Credential stuffing involves three main components: a database of leaked credentials, an automated script or tool to enter the credentials into various websites, and a network of proxy servers to avoid detection. The automated tool picks a credential pair from the database, inputs it into the website via a proxy server, then records whether the login attempt was successful or not.<\/p>"},{"question":"What are the key features of Credential Stuffing?","answer":"<p>The key features of credential stuffing attacks include their automated nature, reliance on data breaches for obtaining credentials, difficulty in detection due to the use of legitimate credentials and proxy servers, and their potential for a widespread impact due to the common practice of password reuse.<\/p>"},{"question":"What are the different types of Credential Stuffing?","answer":"<p>There are two main types of credential stuffing: Traditional Credential Stuffing and Advanced Persistent Credential Stuffing. Traditional Credential Stuffing uses simple scripts or bots, while Advanced Persistent Credential Stuffing uses more sophisticated tools and techniques, such as rotating IP addresses and mimicking human-like behavior.<\/p>"},{"question":"What are some strategies to mitigate the risks of Credential Stuffing?","answer":"<p>Some strategies to mitigate the risks of credential stuffing include implementing Multi-Factor Authentication (MFA), using CAPTCHA to differentiate between human users and bots, monitoring and securing credentials regularly, and using IP rate limiting to restrict the number of login attempts from a single IP address.<\/p>"},{"question":"How does Credential Stuffing compare to similar cyber-attack methods?","answer":"<p>Credential stuffing involves using leaked username-password combinations, unlike a brute force attack, which tries all possible combinations, or password spraying, which uses commonly used passwords against many accounts to avoid account lockouts.<\/p>"},{"question":"What role do proxy servers play in Credential Stuffing?","answer":"<p>In the context of credential stuffing, attackers often use proxy servers to hide their IP addresses and evade detection. On the other hand, some proxy servers come equipped with tools to detect and block suspicious activities, and businesses can use proxy servers to add an extra layer of security by monitoring and controlling the data that is transferred.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/476465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/476465\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media\/468038"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media?parent=476465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}