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 ...

When surfing the Internet via a browser, you may see an error stating that your computer is locked and that you must contact Microsoft to resolve the issue. If you ...

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 ...

In an email we received from Janet D., she shared her recent unsettling experience. Here’s what she described: "I received a pop-up that froze my computer and read, ‘Access to this system is blocked ...

In a proof-of-concept, a security researcher demonstrated how the Windows Security Center API can be used to block the scans by Microsoft’s built-in antivirus tool. Windows Defender can be tricked ...

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 ...

Microsoft has decided to re-release its Windows 11 KB5007651 after one of its updates broke the Windows Security interface. The update in question was known as the Windows Defender Security update.

If Windows Security shows Unknown status in Windows 11, this post may help you. Windows Security offers features and tools that protect your PC from threats, including viruses, malware, ransomware, ...

We explore how Windows Security and Microsoft Defender protect your Windows 11 computer and why you might want to consider an alternative. Dianna Gunn built her first WordPress website in 2008. Since ...