All modern Windows PCs come with Microsoft Defender built in. For the unaware, this tool is Windows’ native antivirus. Over time, it has matured into a reliable security tool capable of blocking a ...

Most modern Windows PCs rely on Microsoft Defender as their first line of defense against malware. Over the years, it has evolved into a capable and often underrated antivirus that blocks a wide range ...

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 ...

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 ...

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 ...

Q: Are Windows Defender warnings that pop up with a phone number legit? A: Microsoft’s built-in security tool has improved over the years, and it still blocks plenty of everyday threats. But the ...

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 ...

Windows 10 ends non-security support today; however, ESU (Extended Security Updates) continues to provide security updates for enrolled users. Microsoft Defender will maintain detection and protection ...

This past week Microsoft released the Patch Tuesday updates for August 2025 on Windows 10 (KB5063709 / KB5063877 / KB5063871 / KB5063889) and for Windows 11 (KB5063878, KB5063875). Aside from that, ...