Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates.

Microsoft Defender security intelligence update 1.459.576.0 is rolling out under KB2267602. Here is how to check your version ...

Microsoft has a new Defender anti-virus update for Windows 11 and 10 images. The new update patches several flaws.

Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates.

Want to know how to enable Windows Defender in Windows 11? In this easy step-by-step tutorial, I’ll show you how to turn on Windows Defender Antivirus and check your Windows Security settings to help ...

Microsoft has a new Defender anti-virus update for Windows 11 and 10 images. The new update patches several flaws. Aside from new Windows setup and recovery updates, Microsoft has also published a new ...

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows machines to write files large enough to completely consume available disk ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. New warnings are a mistake. Microsoft has now confirmed that new warnings alarming Windows ...

The majority of the updates that come through Windows Update are for Windows Defender, and for good reason. Windows Defender helps make your antimalware and other security protections stronger.

Microsoft veteran Raymond Chen, who has been with the company for more than three decades, has advice for everybody with two or more antivirus solutions, and it’s quite straightforward. Just don’t use ...