Microsoft is urging Windows users to immediately install an update after security researchers found a serious vulnerability in the operating system. The security flaw, known as PrintNightmare, affects ...

Now Microsoft has confirmed three zero-day Windows security bypass vulnerabilities, users are warned to get their update groove on ASAP.

Attackers have not waited for Exploit Wednesday; the Microsoft Windows zero-day attacks have already started. Here’s what you need to know and do.

Now that Windows 10 has reached the end of support, it's increasingly appealing to cybercriminals. While upgrading is recommended, you don't have to switch immediately—here's how you can keep your ...

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 ...