A new tool called 'Defendnot' can disable Microsoft Defender on Windows devices by registering a fake antivirus product, even when no real AV is installed. The trick utilizes an undocumented Windows ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. There are a number of antivirus, anti-malware, and internet ...

A Dec. 12 posting to Microsoft’s security update guide has confirmed that a Windows Defender vulnerability, rated as critical according to Microsoft itself, could have enabled an attacker who ...

Microsoft has resolved a bug that caused Windows Defender to crash after a recent security update, resulting in 0xc0000005 access violation errors on some affected systems. Microsoft Defender is a ...

If you have noticed warnings popping up on your computer that “Microsoft Defender Antivirus is turned off”, you should know ...

The glitch, which Microsoft says it working to fix, creates an attacker opportunity by convincing users to ignore critical ...