{"id":55777,"date":"2026-10-15T20:26:32","date_gmt":"2026-10-15T17:26:32","guid":{"rendered":"https:\/\/www.merceknet.com\/tr\/?p=55777"},"modified":"2026-10-15T20:26:32","modified_gmt":"2026-10-15T17:26:32","slug":"israilli-firmanin-internet-reklamlariyla-kullanicilarin-cihazlarina-casus-yazilim-yerlestirildigi-ortaya-cikti","status":"publish","type":"post","link":"https:\/\/www.merceknet.com\/tr\/2026\/10\/15\/israilli-firmanin-internet-reklamlariyla-kullanicilarin-cihazlarina-casus-yazilim-yerlestirildigi-ortaya-cikti\/","title":{"rendered":"\u0130srailli firman\u0131n internet reklamlar\u0131yla kullan\u0131c\u0131lar\u0131n cihazlar\u0131na casus yaz\u0131l\u0131m yerle\u015ftirildi\u011fi ortaya \u00e7\u0131kt\u0131"},"content":{"rendered":"<p>Kanada&#8217;daki Toronto \u00dcniversitesine ba\u011fl\u0131 siber g\u00fcvenlik ara\u015ft\u0131rma grubu Citizen Lab, \u0130srail merkezli Discover-Tech \u015firketinin faaliyetlerine ili\u015fkin dikkat \u00e7ekici bir rapor yay\u0131mlad\u0131. \u015eirketin ihale kay\u0131tlar\u0131 \u00fczerinde y\u00fcr\u00fct\u00fclen ara\u015ft\u0131rmalara dayanan raporda, internet reklamlar\u0131n\u0131n kullan\u0131c\u0131lar\u0131 takip etmek, cihaz bilgilerini toplamak ve casus yaz\u0131l\u0131m sald\u0131r\u0131lar\u0131 ger\u00e7ekle\u015ftirmek amac\u0131yla kullan\u0131ld\u0131\u011f\u0131 ortaya konuldu.<\/p>\n<p>Ara\u015ft\u0131rmaya g\u00f6re reklam \u015firketi g\u00f6r\u00fcn\u00fcm\u00fcnde faaliyet g\u00f6steren Discover-Tech, yakla\u015f\u0131k alt\u0131 y\u0131ld\u0131r casus yaz\u0131l\u0131m geli\u015ftiren \u015firketlerin d\u00fcnya genelindeki internet kullan\u0131c\u0131lar\u0131na ula\u015fmas\u0131na ve siber sald\u0131r\u0131lar d\u00fczenlemesine yard\u0131mc\u0131 oluyor.<\/p>\n<h2>D\u00f6rt ayda 200 bin internet sitesi ve uygulamada g\u00f6sterildi<\/h2>\n<p>Citizen Lab&#8217;in raporuna g\u00f6re Discover-Tech taraf\u0131ndan belirli kullan\u0131c\u0131lar\u0131 hedef almak amac\u0131yla haz\u0131rlanan reklamlar, d\u00f6rt ayl\u0131k bir s\u00fcre\u00e7te yakla\u015f\u0131k 200 bin internet sitesinde ve mobil uygulamada g\u00f6r\u00fcnt\u00fclendi.<\/p>\n<p>Baz\u0131 kurumlar\u0131n sertifikal\u0131 ve onayl\u0131 reklam arac\u0131lar\u0131 listelerinde de yer alan \u015firket, reklamlar\u0131n\u0131 Google ve Yandex dahil olmak \u00fczere farkl\u0131 dijital platformlar \u00fczerinden kullan\u0131c\u0131lara ula\u015ft\u0131rd\u0131.<\/p>\n<p>Reklamc\u0131l\u0131k altyap\u0131s\u0131n\u0131n bu \u015fekilde kullan\u0131lmas\u0131, normal internet reklamlar\u0131yla casus yaz\u0131l\u0131m faaliyetleri aras\u0131ndaki ayr\u0131m\u0131n kullan\u0131c\u0131lar taraf\u0131ndan fark edilmesini g\u00fc\u00e7le\u015ftirdi.<\/p>\n<h2>Casus yaz\u0131l\u0131m sald\u0131r\u0131s\u0131 i\u00e7in reklama t\u0131klamak gerekmiyor<\/h2>\n<p>Raporda en dikkat \u00e7ekici bulgulardan biri, sald\u0131r\u0131lar\u0131n kullan\u0131c\u0131lar\u0131n herhangi bir ba\u011flant\u0131ya t\u0131klamas\u0131na gerek kalmadan ger\u00e7ekle\u015ftirilebilmesi oldu.<\/p>\n<p>S\u0131f\u0131r t\u0131klama (zero-click) olarak adland\u0131r\u0131lan y\u00f6ntemde, zararl\u0131 reklam\u0131n cihazda g\u00f6r\u00fcnt\u00fclenmesi sald\u0131r\u0131n\u0131n ba\u015flat\u0131lmas\u0131 i\u00e7in yeterli olabiliyor.<\/p>\n<p>Citizen Lab&#8217;in bulgular\u0131na g\u00f6re bu reklamlar, cihazlar\u0131n anonim olarak tan\u0131mlanmas\u0131n\u0131 engelleyen bilgilerin elde edilmesinde, cihaz parmak izi verilerinin toplanmas\u0131nda ve casus yaz\u0131l\u0131m yerle\u015ftirilmesinde kullan\u0131ld\u0131.<\/p>\n<p>Cihaz parmak izi y\u00f6ntemiyle taray\u0131c\u0131, i\u015fletim sistemi ve di\u011fer teknik \u00f6zelliklerden yararlan\u0131larak kullan\u0131c\u0131n\u0131n cihaz\u0131 ay\u0131rt edilebiliyor. B\u00f6ylece kullan\u0131c\u0131 herhangi bir reklam ba\u011flant\u0131s\u0131na t\u0131klamasa bile cihaz\u0131na ili\u015fkin bilgiler elde edilebiliyor.<\/p>\n<p>Ara\u015ft\u0131rmada, zararl\u0131 reklam altyap\u0131s\u0131n\u0131n casus yaz\u0131l\u0131m sald\u0131r\u0131lar\u0131 i\u00e7in kullan\u0131labildi\u011fi belirtilirken her reklam\u0131n g\u00f6r\u00fcnt\u00fclendi\u011fi cihazda mutlaka casus yaz\u0131l\u0131m bulundu\u011fu anlam\u0131na gelmedi\u011fi de g\u00f6z \u00f6n\u00fcnde bulunduruluyor.<\/p>\n<h2>Milyonlarca cihaz \u0130srailli Candiru \u015firketinin sunucular\u0131na y\u00f6nlendirildi<\/h2>\n<p>Citizen Lab&#8217;in ara\u015ft\u0131rmas\u0131nda reklamlar\u0131n, milyonlarca cihaz\u0131 kullan\u0131c\u0131lar\u0131n bilgisi d\u0131\u015f\u0131nda \u0130srail merkezli Candiru \u015firketinin sunucular\u0131na y\u00f6nlendirdi\u011fi belirtildi.<\/p>\n<p>Candiru, casus yaz\u0131l\u0131m teknolojileri geli\u015ftiren \u015firketler aras\u0131nda yer al\u0131yor.<\/p>\n<p>Rapora g\u00f6re Discover-Tech&#8217;in reklam altyap\u0131s\u0131, bu t\u00fcr \u015firketlerin hedefledikleri cihazlara eri\u015fim sa\u011flamas\u0131na yard\u0131mc\u0131 oldu. Kullan\u0131c\u0131lar\u0131n ziyaret ettikleri internet sitelerinde kar\u015f\u0131lar\u0131na \u00e7\u0131kan reklamlar, siber sald\u0131r\u0131 s\u00fcre\u00e7lerinin bir par\u00e7as\u0131 olarak kullan\u0131ld\u0131.<\/p>\n<h2>Al Jazeera&#8217;ya ait en az 45 cihaz hedef al\u0131nd\u0131<\/h2>\n<p>Ara\u015ft\u0131rmada, Katar merkezli Al Jazeera televizyonuna ait cihazlar\u0131n da sald\u0131r\u0131lardan etkilendi\u011fi a\u00e7\u0131kland\u0131.<\/p>\n<p>Citizen Lab&#8217;in bulgular\u0131na g\u00f6re 2024 ve 2025 y\u0131llar\u0131nda Al Jazeera&#8217;ya ait en az 45 cihaza, Candiru taraf\u0131ndan geli\u015ftirilen casus yaz\u0131l\u0131mlar hedefli internet reklamlar\u0131 arac\u0131l\u0131\u011f\u0131yla yerle\u015ftirildi.<\/p>\n<p>Bu bulgu, reklam altyap\u0131s\u0131n\u0131n yaln\u0131zca bireysel internet kullan\u0131c\u0131lar\u0131n\u0131 de\u011fil, medya kurulu\u015flar\u0131n\u0131 ve belirli kurumlar\u0131 hedef almak amac\u0131yla da kullan\u0131ld\u0131\u011f\u0131n\u0131 ortaya koydu.<\/p>\n<h2>H\u00fck\u00fcmetler ve uluslararas\u0131 kurulu\u015flar da etkilenmi\u015f olabilir<\/h2>\n<p>Citizen Lab, reklamlar arac\u0131l\u0131\u011f\u0131yla y\u00fcr\u00fct\u00fclen faaliyetlerin kapsam\u0131n\u0131n Al Jazeera ile s\u0131n\u0131rl\u0131 olmayabilece\u011fine dikkat \u00e7ekti.<\/p>\n<p>Raporda, d\u00fcnya genelinde h\u00fck\u00fcmetlere ve h\u00fck\u00fcmetler aras\u0131 kurulu\u015flara ait a\u011flar dahil olmak \u00fczere ulusal g\u00fcvenlik bak\u0131m\u0131ndan hassas kabul edilen sistemlerin de bu reklamlardan etkilenmi\u015f olabilece\u011fi ifade edildi.<\/p>\n<p>Ancak s\u00f6z konusu a\u011flar\u0131n tamam\u0131nda casus yaz\u0131l\u0131m bulundu\u011funa ili\u015fkin kesin bir tespit payla\u015f\u0131lmad\u0131. Ara\u015ft\u0131rmada bu sistemlerin de sald\u0131r\u0131lardan etkilenmi\u015f olabilece\u011fine y\u00f6nelik \u015f\u00fcphelere yer verildi.<\/p>\n<h2>Google ve di\u011fer platformlardan eri\u015fim engeli<\/h2>\n<p>Ara\u015ft\u0131rma bulgular\u0131n\u0131n ard\u0131ndan Google dahil bir\u00e7ok dijital platform, Discover-Tech&#8217;in reklam ekosistemlerine eri\u015fimini engellemek amac\u0131yla harekete ge\u00e7ti.<\/p>\n<p>Platformlar\u0131n ald\u0131\u011f\u0131 \u00f6nlemler, \u015firketin reklam altyap\u0131s\u0131ndan yararlanarak kullan\u0131c\u0131 cihazlar\u0131na ula\u015fmas\u0131n\u0131 s\u0131n\u0131rland\u0131rmay\u0131 hedefliyor.<\/p>\n<p>Citizen Lab&#8217;in raporu, dijital reklam sistemlerinin k\u00f6t\u00fcye kullan\u0131lmas\u0131 durumunda internet kullan\u0131c\u0131lar\u0131n\u0131n, gazetecilerin, medya kurulu\u015flar\u0131n\u0131n ve kamu kurumlar\u0131n\u0131n ciddi siber g\u00fcvenlik riskleriyle kar\u015f\u0131 kar\u015f\u0131ya kalabilece\u011fini g\u00f6sterdi.<\/p>\n<p>Ara\u015ft\u0131rma ayn\u0131 zamanda, kullan\u0131c\u0131lar\u0131n herhangi bir dosya indirmeden veya \u015f\u00fcpheli bir ba\u011flant\u0131ya t\u0131klamadan da geli\u015fmi\u015f siber sald\u0131r\u0131lar\u0131n hedefi olabilece\u011fini ortaya koymas\u0131 bak\u0131m\u0131ndan \u00f6nem ta\u015f\u0131yor.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kanada merkezli siber g\u00fcvenlik ara\u015ft\u0131rma grubu Citizen Lab, \u0130srailli Discover-Tech \u015firketinin internet reklamlar\u0131 arac\u0131l\u0131\u011f\u0131yla kullan\u0131c\u0131lar\u0131n cihazlar\u0131n\u0131 hedef alan casus yaz\u0131l\u0131m faaliyetlerine destek verdi\u011fini ortaya koydu. Yakla\u015f\u0131k 200 bin internet sitesi ve mobil uygulamada g\u00f6sterilen reklamlar\u0131n, kullan\u0131c\u0131lar\u0131n herhangi bir ba\u011flant\u0131ya t\u0131klamas\u0131na gerek kalmadan cihazlara s\u0131zmak i\u00e7in kullan\u0131ld\u0131\u011f\u0131 belirtildi. Katar merkezli Al Jazeera&#8217;ya ait en az 45 cihaz\u0131n da sald\u0131r\u0131lardan etkilendi\u011fi bildirildi.<\/p>\n","protected":false},"author":2,"featured_media":55778,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16786,1566,2082],"class_list":["post-55777","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-casusyazilim","tag-israil","tag-siberguvenlik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0130srailli firman\u0131n internet reklamlar\u0131yla kullan\u0131c\u0131lar\u0131n cihazlar\u0131na casus yaz\u0131l\u0131m yerle\u015ftirildi\u011fi ortaya \u00e7\u0131kt\u0131 - Merceknet Haber<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.merceknet.com\/tr\/2026\/10\/15\/israilli-firmanin-internet-reklamlariyla-kullanicilarin-cihazlarina-casus-yazilim-yerlestirildigi-ortaya-cikti\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0130srailli firman\u0131n internet reklamlar\u0131yla kullan\u0131c\u0131lar\u0131n cihazlar\u0131na casus yaz\u0131l\u0131m yerle\u015ftirildi\u011fi ortaya \u00e7\u0131kt\u0131 - Merceknet Haber\" \/>\n<meta property=\"og:description\" content=\"Kanada merkezli siber g\u00fcvenlik ara\u015ft\u0131rma grubu Citizen Lab, \u0130srailli Discover-Tech \u015firketinin internet reklamlar\u0131 arac\u0131l\u0131\u011f\u0131yla kullan\u0131c\u0131lar\u0131n cihazlar\u0131n\u0131 hedef alan casus yaz\u0131l\u0131m faaliyetlerine destek verdi\u011fini ortaya koydu. Yakla\u015f\u0131k 200 bin internet sitesi ve mobil uygulamada g\u00f6sterilen reklamlar\u0131n, kullan\u0131c\u0131lar\u0131n herhangi bir ba\u011flant\u0131ya t\u0131klamas\u0131na gerek kalmadan cihazlara s\u0131zmak i\u00e7in kullan\u0131ld\u0131\u011f\u0131 belirtildi. Katar merkezli Al Jazeera&#039;ya ait en az 45 cihaz\u0131n da sald\u0131r\u0131lardan etkilendi\u011fi bildirildi.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.merceknet.com\/tr\/2026\/10\/15\/israilli-firmanin-internet-reklamlariyla-kullanicilarin-cihazlarina-casus-yazilim-yerlestirildigi-ortaya-cikti\/\" \/>\n<meta property=\"og:site_name\" content=\"Merceknet Haber\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/merceknet\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/merceknet\" \/>\n<meta property=\"article:published_time\" content=\"2026-10-15T17:26:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.merceknet.com\/tr\/wp-content\/uploads\/2026\/10\/internet.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"793\" \/>\n\t<meta property=\"og:image:height\" content=\"444\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Hamdi 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