{"id":5950,"date":"2026-04-27T10:10:53","date_gmt":"2026-04-27T07:10:53","guid":{"rendered":"https:\/\/ekonomievreni.com\/?p=5950"},"modified":"2026-04-27T10:10:54","modified_gmt":"2026-04-27T07:10:54","slug":"fidye-saldirisi-onlemlerini-elden-birakmayin","status":"publish","type":"post","link":"https:\/\/ekonomievreni.com\/?p=5950","title":{"rendered":"Fidye sald\u0131r\u0131s\u0131 \u00f6nlemlerini   elden b\u0131rakmay\u0131n"},"content":{"rendered":"<p> <strong>Bir fidye sald\u0131r\u0131s\u0131, sistemleri ele ge\u00e7irdi\u011fi gibi geriye d\u00f6n\u00fcp bak\u0131ld\u0131\u011f\u0131nda her \u015feyin yolunda gitti\u011fini d\u00fc\u015f\u00fcnd\u00fcren g\u00fcveni de \u00e7\u00fcr\u00fct\u00fcyor. Siber g\u00fcvenlikte d\u00fcnya lideri olan ESET, fidye yaz\u0131l\u0131m\u0131 sald\u0131r\u0131lar\u0131n\u0131n \u00e7o\u011fu zaman sessiz bir d\u00f6nemin ard\u0131ndan geldi\u011fine dikkat \u00e7ekerek, g\u00f6r\u00fcn\u00fcrde sorunsuz i\u015fleyen sistemlerin ciddi riskler bar\u0131nd\u0131rabilece\u011fi uyar\u0131s\u0131nda bulundu.\u00a0<\/strong><\/p>\n<p>Kurumsal ba\u015far\u0131s\u0131zl\u0131klar incelendi\u011finde s\u0131k\u00e7a tekrar eden bir \u00f6r\u00fcnt\u00fcye i\u015faret eden ESET, uzun s\u00fcre sorunsuz \u00e7al\u0131\u015fan sistemlerin zamanla rehavete yol a\u00e7t\u0131\u011f\u0131n\u0131 belirtti. Bu durum, haz\u0131rl\u0131k yat\u0131r\u0131mlar\u0131n\u0131n azalmas\u0131na ve ger\u00e7ek risk ile alg\u0131lanan risk aras\u0131ndaki fark\u0131n b\u00fcy\u00fcmesine neden oluyor. G\u00f6r\u00fcn\u00fcrde bir sald\u0131r\u0131 ya\u015fanmam\u0131\u015f olmas\u0131, \u00e7o\u011fu zaman savunman\u0131n g\u00fc\u00e7l\u00fc oldu\u011fu anlam\u0131na gelmiyor; yaln\u0131zca tehditlerin hen\u00fcz g\u00f6r\u00fcn\u00fcr h\u00e2le gelmemi\u015f olabilece\u011fine i\u015faret ediyor. Bir\u00e7ok kurulu\u015f, g\u00fcvenlik durumunu de\u011ferlendirirken kritik bir yan\u0131lg\u0131ya d\u00fc\u015f\u00fcyor. Kurumlar \u00e7o\u011fu zaman ortamlar\u0131n\u0131n g\u00fcncel tehditlere kar\u015f\u0131 ne kadar g\u00fcvenli oldu\u011funu sorgulamak yerine, yaln\u0131zca temel kontrollerin yerinde olup olmad\u0131\u011f\u0131n\u0131 kontrol ediyor. Bu da \u015firketlerin ayn\u0131 anda hem uyumlu hem de risk alt\u0131nda olabildi\u011fi bir tablo ortaya \u00e7\u0131kar\u0131yor.<\/p>\n<p><strong>\u0130stikrar\u0131n kendisi de istikrar\u0131 bozabilir<\/strong><\/p>\n<p>G\u00fcvenlik de\u011ferlendirmelerinde bir di\u011fer \u00f6nemli sorun ise g\u00f6r\u00fcnenle yetinme e\u011filimi. Kurulu\u015flar, kolay eri\u015filebilen verilerle karar verirken daha zor elde edilen ancak kritik \u00f6neme sahip bilgileri g\u00f6z ard\u0131 edebiliyor. Bu durum, g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131n fark edilmesini zorla\u015ft\u0131r\u0131yor ve eksik bir tabloya ra\u011fmen yanl\u0131\u015f bir g\u00fcven hissi olu\u015fmas\u0131na neden oluyor. Verizon\u2019un 2025 Veri \u0130hlali Ara\u015ft\u0131rma Raporu\u2019na g\u00f6re fidye yaz\u0131l\u0131m\u0131 kurbanlar\u0131n\u0131n y\u00fczde 54\u2019\u00fcn\u00fcn eri\u015fim bilgileri, sald\u0131r\u0131dan \u00f6nce yasa d\u0131\u015f\u0131 platformlarda zaten dola\u015f\u0131mdayd\u0131. Bu da baz\u0131 ihlallerin, fark edilmeden \u00e7ok \u00f6nce ba\u015flam\u0131\u015f olabilece\u011fini g\u00f6steriyor.<strong>\u00a0<\/strong><\/p>\n<p><strong>Fidye yaz\u0131l\u0131m\u0131 sald\u0131r\u0131lar\u0131 b\u00fcy\u00fck \u00f6l\u00e7ekli ekonomik sonu\u00e7lar do\u011furabiliyor<\/strong><\/p>\n<p>ESET uzmanlar\u0131, g\u00fcvenlik sistemlerinin yaln\u0131zca kontrollerin varl\u0131\u011f\u0131n\u0131 do\u011frulamakla kalmamas\u0131 gerekti\u011fini, ayn\u0131 zamanda \u015f\u00fcpheli davran\u0131\u015flar\u0131 tespit edebilecek \u015fekilde yap\u0131land\u0131r\u0131lmas\u0131n\u0131n \u00f6nemine dikkat \u00e7ekti. \u00d6zellikle sald\u0131rganlar\u0131n g\u00fcvenlik s\u00fcre\u00e7lerini devre d\u0131\u015f\u0131 b\u0131rakma giri\u015fimlerinin izlenmesi, bu noktada kritik rol oynuyor. Fidye yaz\u0131l\u0131m\u0131 sald\u0131r\u0131lar\u0131n\u0131n etkisi ise yaln\u0131zca teknik boyutla s\u0131n\u0131rl\u0131 kalm\u0131yor. \u0130\u015f s\u00fcreklili\u011fini do\u011frudan etkileyen bu sald\u0131r\u0131lar, b\u00fcy\u00fck \u00f6l\u00e7ekli ekonomik sonu\u00e7lar do\u011furabiliyor. 2024 y\u0131l\u0131nda Change Healthcare\u2019e y\u00f6nelik sald\u0131r\u0131n\u0131n toplam maliyetinin 3 milyar dolar oldu\u011fu tahmin edilirken 2025 y\u0131l\u0131nda Jaguar Land Rover\u2019a yap\u0131lan benzer bir sald\u0131r\u0131 da ciddi mali kay\u0131plara yol a\u00e7t\u0131. IBM verilerine g\u00f6re ise bir veri ihlalinin ortalama maliyeti yakla\u015f\u0131k 5 milyon dolar seviyesinde bulunuyor; sa\u011fl\u0131k sekt\u00f6r\u00fcnde bu rakam neredeyse 10 milyon dolara ula\u015f\u0131yor.<\/p>\n<p><strong>Veri s\u0131z\u0131nt\u0131lar\u0131 asal y\u00fck\u00fcml\u00fcl\u00fckleri de beraberinde getiriyor<\/strong><\/p>\n<p>Veri s\u0131z\u0131nt\u0131lar\u0131n\u0131n etkisi ise uzun vadeye yay\u0131l\u0131yor. S\u0131zd\u0131r\u0131lan kurumsal veriler, yeni kimlik av\u0131 ve i\u015f e-postas\u0131 doland\u0131r\u0131c\u0131l\u0131\u011f\u0131 sald\u0131r\u0131lar\u0131 i\u00e7in zemin haz\u0131rlarken ayn\u0131 zamanda yasal y\u00fck\u00fcml\u00fcl\u00fckleri de beraberinde getiriyor. M\u00fc\u015fteri ve i\u015f ortaklar\u0131n\u0131n g\u00fcven kayb\u0131, artan sigorta maliyetleri ve yenilenmeyen s\u00f6zle\u015fmeler gibi dolayl\u0131 etkiler de tabloyu daha a\u011f\u0131r h\u00e2le getiriyor. G\u00fc\u00e7l\u00fc bir siber g\u00fcvenlik duru\u015fu \u00a0yaln\u0131zca do\u011fru ara\u00e7lar ve insan kayna\u011f\u0131n\u0131n yan\u0131 s\u0131ra s\u00fcrekli g\u00f6zlem ve uyum sa\u011flama al\u0131\u015fkanl\u0131\u011f\u0131yla m\u00fcmk\u00fcn oluyor. Tehdit ortam\u0131n\u0131n s\u00fcrekli de\u011fi\u015fti\u011fine dikkat \u00e7eken uzmanlar, savunma taraf\u0131n\u0131n da ayn\u0131 h\u0131zda g\u00fcncellenmesi gerekti\u011fini vurguluyor. Tehdit istihbarat\u0131 ve zaman\u0131nda aksiyona d\u00f6n\u00fc\u015febilen g\u00fcvenlik uyar\u0131lar\u0131 olmadan, kurumlar\u0131n g\u00fcvenlik alg\u0131s\u0131 ile ger\u00e7ek durum aras\u0131ndaki fark giderek b\u00fcy\u00fcyor. Bu fark siber su\u00e7lular taraf\u0131ndan y\u00fcksek maliyetlerle kapat\u0131l\u0131yor.\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>Kaynak: (BYZHA) Beyaz Haber Ajans\u0131<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bir fidye sald\u0131r\u0131s\u0131, sistemleri ele ge\u00e7irdi\u011fi gibi geriye d\u00f6n\u00fcp bak\u0131ld\u0131\u011f\u0131nda her \u015feyin yolunda gitti\u011fini d\u00fc\u015f\u00fcnd\u00fcren g\u00fcveni de \u00e7\u00fcr\u00fct\u00fcyor.<\/p>\n","protected":false},"author":1,"featured_media":5951,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-5950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji"],"_links":{"self":[{"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/posts\/5950","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5950"}],"version-history":[{"count":1,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/posts\/5950\/revisions"}],"predecessor-version":[{"id":5952,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/posts\/5950\/revisions\/5952"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=\/wp\/v2\/media\/5951"}],"wp:attachment":[{"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5950"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5950"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ekonomievreni.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}