Kaspersky’nin tespit sistemleri, 2025 y\u0131l\u0131nda g\u00fcnde ortalama 500.000 k\u00f6t\u00fc ama\u00e7l\u0131 dosya ke\u015ffetti ve bu rakam bir \u00f6nceki y\u0131la g\u00f6re %7’lik bir art\u0131\u015fa i\u015faret ediyor. K\u00fcresel \u00e7apta baz\u0131 tehdit t\u00fcrlerinde ciddi bir b\u00fcy\u00fcme g\u00f6zlendi: 2024’e k\u0131yasla parola h\u0131rs\u0131z\u0131 tespitlerinde %59, casus yaz\u0131l\u0131m tespitlerinde %51 ve arka kap\u0131 (backdoor) tespitlerinde %6 oran\u0131nda art\u0131\u015f ya\u015fand\u0131.<\/p>\n
Bu bulgular, geride kalan y\u0131l\u0131n temel siber g\u00fcvenlik e\u011filimlerini ele alan \u00a0Kaspersky G\u00fcvenlik B\u00fclteni\u00a0serisinin bir par\u00e7as\u0131n\u0131 olu\u015fturuyor.<\/p>\n
\u00a0<\/p>\n
Windows\u00a0siber sald\u0131r\u0131lar i\u00e7in birincil hedef olmaya devam ediyor. 2025 boyunca Windows kullan\u0131c\u0131lar\u0131n\u0131n\u00a0%48’i farkl\u0131 t\u00fcrde tehditlerin hedefi oldu. Mac kullan\u0131c\u0131lar\u0131 i\u00e7in bu oran\u00a0%29\u00a0olarak belirlendi.<\/p>\n
Web Tehditleri<\/p>\n
K\u00fcresel \u00e7apta kullan\u0131c\u0131lar\u0131n %27’si web tehditleriyle sald\u0131r\u0131ya u\u011frad\u0131. Bu tehditler, kullan\u0131c\u0131lar \u00e7evrimi\u00e7i oldu\u011funda onlar\u0131 hedef alan k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131mlar\u0131 ifade ediyor. Web tehditleri sadece \u00e7evrimi\u00e7i aktiviteyle s\u0131n\u0131rl\u0131 kalmamakla birlikte, verdikleri zarar\u0131n bir a\u015famas\u0131nda mutlaka interneti i\u00e7eriyor. 2025’te Latin Amerika’da kullan\u0131c\u0131lar\u0131n %26’s\u0131 web tehditlerine maruz kal\u0131rken, bu oran Afrika’da %25, Avrupa’da %21 ve Orta Do\u011fu’da %19 seviyelerine ula\u015ft\u0131.<\/p>\n
Cihaz \u0130\u00e7i Tehditler\u00a0<\/p>\n
Kullan\u0131c\u0131lar\u0131n\u00a0%33’\u00fc cihaz i\u00e7i tehditlerle sald\u0131r\u0131ya u\u011frad\u0131. Bunlar; \u00e7\u0131kar\u0131labilir USB s\u00fcr\u00fcc\u00fcler, CD’ler ve DVD’ler arac\u0131l\u0131\u011f\u0131yla yay\u0131lan ya da ba\u015flang\u0131\u00e7ta a\u00e7\u0131k olmayan bir formda (\u00f6rne\u011fin, karma\u015f\u0131k y\u00fckleyicilerdeki programlar, \u015fifreli dosyalar vb.) bilgisayara s\u0131zan k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131mlar\u0131 i\u00e7eriyor. Bu t\u00fcr tehditlerle sald\u0131r\u0131ya u\u011frayan kullan\u0131c\u0131lar\u0131n oran\u0131yla\u00a0Afrika %41\u00a0ile ilk s\u0131rada yer al\u0131rken; APAC %33, Orta Do\u011fu %32, Latin Amerika %30 ve Avrupa %20’ye ula\u015ft\u0131.<\/p>\n
Kaspersky Tehdit Ara\u015ft\u0131rmalar\u0131 Ba\u015fkan\u0131 Alexander Liskin\u00a0\u015f\u00f6yle yorumluyor: \u201cG\u00fcncel siber tehdit ortam\u0131, d\u00fcnya \u00e7ap\u0131ndaki kurulu\u015flara ve bireylere y\u00f6nelik giderek daha karma\u015f\u0131k hale gelen sald\u0131r\u0131larla tan\u0131mlan\u0131yor. Kaspersky’nin bu y\u0131l yapt\u0131\u011f\u0131 en \u00f6nemli if\u015faatlardan biri,\u00a0Hacking Team’in 2019’daki yeniden markala\u015fmas\u0131ndan sonraki\u00a0yeniden dirili\u015fiydi. Chrome ve Firefox taray\u0131c\u0131lar\u0131nda s\u0131f\u0131r\u0131nc\u0131 g\u00fcn (zero-day) a\u00e7\u0131klar\u0131ndan yararlanan ticari casus yaz\u0131l\u0131m\u0131\u00a0Dante, ForumTroll APT kampanyas\u0131nda kullan\u0131ld\u0131. Sald\u0131rganlar\u0131n kurumsal a\u011flara s\u0131zmak i\u00e7in en pop\u00fcler yolu, h\u00e2l\u00e2\u00a0g\u00fcvenlik a\u00e7\u0131klar\u0131\u00a0olmaya devam ediyor, bunu\u00a0\u00e7al\u0131nan kimlik bilgilerinin kullan\u0131m\u0131 takip ediyor; bu da bu y\u0131l g\u00f6rd\u00fc\u011f\u00fcm\u00fcz parola h\u0131rs\u0131zlar\u0131 ve casus yaz\u0131l\u0131mlardaki art\u0131\u015f\u0131 a\u00e7\u0131kl\u0131yor. A\u00e7\u0131k kaynakl\u0131 yaz\u0131l\u0131mlara y\u00f6nelik sald\u0131r\u0131lar da dahil olmak \u00fczere\u00a0tedarik zinciri sald\u0131r\u0131lar\u0131\u00a0da yayg\u0131n. Bu y\u0131l bu t\u00fcr sald\u0131r\u0131lar\u0131n say\u0131s\u0131nda \u00f6nemli bir art\u0131\u015f oldu ve hatta ilk yayg\u0131n\u00a0NPM solucan\u0131 Shai-Hulud’a bile tan\u0131k olduk. Bu giderek karma\u015f\u0131kla\u015fan tehdit ortam\u0131, kurulu\u015flar i\u00e7in sa\u011flam siber g\u00fcvenlik stratejileri uygulamas\u0131n\u0131 hayati hale getiriyor; zira bunu yapmamak, sald\u0131r\u0131 durumunda aylar s\u00fcrebilecek kesintilere yol a\u00e7abilir. Bireysel kullan\u0131c\u0131lar da her zaman g\u00fcvenilir g\u00fcvenlik \u00e7\u00f6z\u00fcmleri kullanmal\u0131d\u0131r, aksi takdirde sadece kendi verilerini ve paralar\u0131n\u0131 de\u011fil, ayn\u0131 zamanda \u00e7al\u0131\u015ft\u0131klar\u0131 kurulu\u015flar\u0131n verilerini de riske atarlar.\u201d<\/p>\n
Di\u011fer KSB raporlar\u0131 hakk\u0131nda daha fazla bilgi edinmek i\u00e7in bu\u00a0ba\u011flant\u0131y\u0131\u00a0ziyaret edin<\/p>\n
G\u00fcvenli\u011finizi sa\u011flamak i\u00e7in a\u015fa\u011f\u0131daki \u00f6nerileri izleyin.<\/p>\n
Bireysel Kullan\u0131c\u0131lar:<\/p>\n
\tG\u00fcvenilir olmayan kaynaklardan\u00a0uygulama indirip y\u00fcklemeyin.
\n\tBilinmeyen kaynaklardan gelen herhangi bir ba\u011flant\u0131ya veya \u015f\u00fcpheli \u00e7evrimi\u00e7i reklamlara\u00a0t\u0131klamay\u0131n.
\n\tM\u00fcmk\u00fcn oldu\u011funda her zaman\u00a0iki fakt\u00f6rl\u00fc kimlik do\u011frulama\u00a0kullan\u0131n. K\u00fc\u00e7\u00fck ve b\u00fcy\u00fck harfleri, say\u0131lar\u0131 ve noktalama i\u015faretlerini kar\u0131\u015ft\u0131rarak\u00a0g\u00fc\u00e7l\u00fc ve benzersiz parolalar\u00a0olu\u015fturun. Bunlar\u0131 hat\u0131rlaman\u0131za yard\u0131mc\u0131 olacak g\u00fcvenilir bir\u00a0parola y\u00f6neticisi\u00a0kullan\u0131n.
\n\tKullan\u0131labilir oldu\u011funda g\u00fcncellemeleri daima\u00a0y\u00fckleyin; bunlar kritik g\u00fcvenlik sorunlar\u0131 i\u00e7in yamalar i\u00e7erir.
\n\tOfis veya siber g\u00fcvenlik yaz\u0131l\u0131mlar\u0131 i\u00e7in g\u00fcvenlik sistemlerini devre d\u0131\u015f\u0131 b\u0131rakmay\u0131 isteyen mesajlar\u0131\u00a0dikkate almay\u0131n.
\n\tSistem tipinize ve cihazlar\u0131n\u0131za uygun,\u00a0Kaspersky Premium\u00a0gibi\u00a0g\u00fc\u00e7l\u00fc bir g\u00fcvenlik \u00e7\u00f6z\u00fcm\u00fc\u00a0kullan\u0131n.<\/p>\n
Kurulu\u015flar:<\/p>\n
\tSald\u0131rganlar\u0131n g\u00fcvenlik a\u00e7\u0131klar\u0131ndan yararlanarak a\u011f\u0131n\u0131za s\u0131zmas\u0131n\u0131 \u00f6nlemek i\u00e7in kulland\u0131\u011f\u0131n\u0131z t\u00fcm cihazlardaki yaz\u0131l\u0131mlar\u0131 daima\u00a0g\u00fcncel tutun.
\n\tUzaktan masa\u00fcst\u00fc hizmetlerini (RDP gibi) kesinlikle gerekli olmad\u0131k\u00e7a genel a\u011flara\u00a0a\u00e7may\u0131n\u00a0ve bunlar i\u00e7in her zaman\u00a0g\u00fc\u00e7l\u00fc parolalar\u00a0kullan\u0131n.
\n\tKarma\u015f\u0131k tehditleri ve APT benzeri sald\u0131r\u0131lar\u0131 h\u0131zla bulmak, \u00f6nceliklendirmek, ara\u015ft\u0131rmak ve etkisiz hale getirmek i\u00e7in \u015firketin t\u00fcm kurumsal altyap\u0131s\u0131nda kapsaml\u0131 g\u00f6r\u00fcn\u00fcrl\u00fck sa\u011flayan geli\u015fmi\u015f\u00a0Kaspersky Next\u00a0\u00a0g\u00fcvenlik \u00fcr\u00fcnlerini kullan\u0131n.
\n\tTehdit akt\u00f6rleri taraf\u0131ndan kullan\u0131lan g\u00fcncel TTP’lerden (Taktikler, Teknikler ve Prosed\u00fcrler) haberdar olmak i\u00e7in en son\u00a0Threat Intelligence\u00a0bilgilerini kullan\u0131n.
\n\tKurumsal verileri d\u00fczenli olarak\u00a0yedekleyin. Yedeklemeler a\u011fdan\u00a0izole edilmelidir. Acil bir durumda ihtiya\u00e7 duyulmas\u0131 halinde yedeklemelere h\u0131zla eri\u015febildi\u011finizden emin olun<\/p>\n
*Bu rapordaki t\u00fcm istatistikler Kaspersky Security Network (KSN) verilerinden gelmektedir. 2025 y\u0131l\u0131 istatistikleri, Kas\u0131m 2024 ile Ekim 2025 aras\u0131ndaki d\u00f6nemi kapsamaktad\u0131r.<\/p>\n
\u00a0<\/p>\n
\u00a0<\/p>\n
Kaynak: (BYZHA) Beyaz Haber Ajans\u0131<\/p>\n","protected":false},"excerpt":{"rendered":"
Kaspersky’nin tespit sistemleri, 2025 y\u0131l\u0131nda g\u00fcnde ortalama 500.000 k\u00f6t\u00fc ama\u00e7l\u0131 dosya ke\u015ffetti ve bu rakam bir \u00f6nceki y\u0131la g\u00f6re %7’lik bir art\u0131\u015fa i\u015faret ediyor.<\/p>\n","protected":false},"author":1,"featured_media":36638,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[5966,244,245,7040,324],"class_list":["post-36637","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saglik","tag-ediyor","tag-guvenlik","tag-kaspersky","tag-kullanin","tag-tehdit"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t