Windows Defender Security Center scam: How to protect your computer from fake pop-ups Tech expert Kurt "CyberGuy" Knutsson says a tech support scam used a fake Windows Defender pop-up, tricking the ...

All Windows PCs come with a built-in security feature called Windows Defender Application Control (WDAC), which helps prevent unauthorized software from running by allowing only trusted applications.

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 ...