Microsoft has failed to remove a long-recognized Windows Explorer security risk from Windows 7, according to security company F-Secure.
The "hide extensions" feature, which was present in Windows NT, 2000, XP, and Vista, is also included in the Windows 7 release candidate, Mikko Hypponen, F-Secure's chief research officer, said Tuesday in a blog. The feature could allow virus writers to trick users into opening and running malicious files, he added.
"In Windows NT, 2000, XP and Vista, Explorer used to hide extensions for known file types," Hypponen said. "And virus writers used this 'feature' … Read more