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

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

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...

Microsoft says its built-in Defender antivirus in Windows 11 offers sufficient protection for most users, citing deep OS ...

A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...

Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

The vulnerability was revealed by a disgruntled researcher.

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

Microsoft announced today that Azure Defender for IoT, its agentless security solution for networked IoT and Operational Technology (OT) devices, has entered public preview. Azure Defender for IoT is ...

To address this, Microsoft has invested significant effort into Microsoft Defender (formerly Windows Defender), the antivirus ...

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now Microsoft announced today that its Defender ...

Azure Defender will be able to protect Linux servers via a capability at the preview stage arriving on June 14, Microsoft announced on Thursday. Last month, Microsoft had announced support in its ...