Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...

Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by ...

Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.

On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in ...

Microsoft released a new Windows Defender update for new Windows installation media. However, the latest update is crucial as it saves against the deadly Lumma malware. Microsoft published a new ...

Every federal civilian agency running Microsoft Defender now faces a two-week countdown to fix two actively exploited security flaws. CISA added CVE-2026-41091 and CVE-2026-45498 to its Known ...

Here’s what you need to know about the latest updates to Windows 11 as they’re released from Microsoft. Now updated for ...

Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust stores for some IT teams.

This guide shows configure and deploy Microsoft Defender for Endpoint to better protect your company from cyber threats. By adding your devices, you can find and stop threats faster and keep your ...