Microsoft Defender Antivirus, formerly known as Windows Defender, is a built-in antivirus and antimalware service that comes with Windows 10, Windows 11 and some versions of Windows Server. In its ...

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

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Microsoft and CISA confirm Defender zero-days exploited in the wild. Microsoft has started ...

Microsoft Defender Advanced Threat Protection is another layer of endpoint security available to administrators, but what it offers can be confusing due to the many features of the platform, some of ...

Microsoft Defender Experts Threat Intelligence prioritizes relevant threats with expert, organization-specific guidance. Defender Experts MDR Plan 2 expands multicloud, third-party monitoring through ...

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 ...

An anonymous security researcher known as Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named "ShieldCrash" right after Microsoft rolled out its September 2026 Patch Tuesday ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, and devices. Image generated via ChatGPT Windows 11 comes with plenty of ...