New Windows Defender zero-day blocks Microsoft antivirus updates

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

Microsoft pushes new Defender update

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

Now Microsoft Windows Defender Can Be Disabled By Hackers

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. There are a number of antivirus, anti-malware, and internet ...
Forbes

Hackers Bypass Windows Defender Security — What You Need To Know

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 ...

Microsoft shares Defender anti-virus update for new Windows 11/10 ISOs0 0

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

Windows Defender tricks that speed up your PC without sacrificing security

Antivirus software acts as a performance brake, especially on older PCs. However, with a few tricks you can significantly reduce a program's hunger for resources. Antivirus programs are comprehensive ...