Learn how to find Microsoft Defender Antivirus Signature Version in Windows 11 using Windows Security, PowerShell, Intune, ...

Stay ahead of emerging threats with Microsoft’s newest security innovations and updates, delivered through the In the Loop ...

Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and ...

Microsoft has introduced a new Microsoft Defender for Endpoint (MDE) feature in public preview to help organizations detect weaknesses affecting Android and iOS devices in their enterprise networks.

Microsoft is promoting Windows 11’s built-in Defender as “usually sufficient” for most users, citing strong independent test ...

Microsoft has announced new features that extend its threat protection portfolio. The company is unifying solutions across Microsoft 365 security and Azure security as part of Microsoft Defender. At ...

Microsoft claims Windows Defender is all the protection you need. The evidence from real-world testing—and competing security ...

Microsoft says the KB5007651 Microsoft Defender Antivirus update triggers Windows Security warnings on Windows 11 systems saying that Local Security Authority (LSA) Protection is off. LSA Protection ...

The Microsoft Defender antivirus product built into Windows 10 and 11 is generally good enough at detecting and removing malware that most people don’t need to pay for a separate antivirus product.

Microsoft has confirmed it has fixed the Local Security Authority (LSA) is off issue with a recent update to Defender. The company is also pushing out new kernel-mode hardware stack protection.

Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...

Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...