A threat actor associated with the LockBit 3.0 ransomware operation is abusing the Windows Defender command line tool to load Cobalt Strike beacons on compromised systems and evade detection by ...

This is an undesirable program. This file has been identified as a program that is undesirable to have running on your computer. This consists of programs that are misleading, harmful, or undesirable.

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows machines to write files large enough to completely consume available disk ...

Some PC users have reported cases whereby the Security Intelligence Update for Microsoft Defender Antivirus fails to work on their Windows 11 or Windows 10 computer and in Windows Security app. Under ...

BLACK HAT USA – Las Vegas – Wednesday, Aug. 9: Among the 97 CVEs that Microsoft patched in April 2023 was a security feature bypass vulnerability that allows an unprivileged user to hijack Windows ...

When you launch Windows Security on Windows 11, you may see a message You’re using other antivirus providers. This prevents you from activating the Real-time protection of Windows Defender against ...