Windows PC Defender is a new rogue from the same family as Ultimate System Guard and Windows Guard Pro. Windows PC Defender is promoted through the use of pop-ups that appear when browsing the web.

Scammers are using fake Windows Defender pop-ups with real looking phone numbers to trick users. These fraudulent warnings are not from Microsoft and aim to gain remote access to your computer. A ...

How to use PowerShell to investigate Windows Defender’s malware signature definitions database Your email has been sent What malware does Windows Defender recognize? Learn how to use PowerShell's ...

Windows Defender acts as the first line of defense against any malware, spyware infections that might have affected your computer. Microsoft provides this free anti-malware program to customers using ...

Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...

Windows Defender Antivirus has a maximum 50% CPU usage for a scan by default in Windows 11/10. But, you can specify a percentage of CPU usage you want Windows Defender Antivirus to not exceed. In this ...

Microsoft made some much needed changes to Windows Defender with the Creators Update. The built-in anti-virus app is renamed the Windows Defender Security Center, and as that name suggests, it’s a ...

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10. You can enable or disable Microsoft ...