Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Defender's Offline Image Servicing & Cloud Protection: How Modern Endpoint Security Evolves
Microsoft's latest Defender security intelligence update demonstrates a fundamental shift in endpoint protection—from static antivirus packages to continuously evolving threat intelligence systems....
Microsoft Defender Offline Image Update Closes Critical First-Boot Security Gap
Microsoft has released a Defender refresh for Windows installation images that addresses a significant security vulnerability during initial system deployment. This update specifically targets the...
Check Windows Now for Secure Boot Update Ahead of June 2026 Expiry
Microsoft's Secure Boot certificate rollover has moved from theoretical planning to active implementation, with a public-facing status check now available for Windows users. The company has confirmed...
Microsoft Adds Secure Boot Certificate Expiry Warnings to Windows Security for 2026 Transition
Microsoft is embedding Secure Boot certificate expiration warnings directly into the Windows Security app, giving users a clear visual indicator of their system's readiness for the 2026 certificate...
Secure Boot Certificate Expiry in 2026 Forces Microsoft to Add Security Status Badges to Windows
Microsoft has confirmed that Secure Boot certificates installed on millions of PCs manufactured since 2011 will begin expiring in June 2026, triggering a major change in how Windows displays security...
Microsoft Defender Manual Update Guide: GUI, PowerShell, and MpCmdRun Methods for Windows 10/11
Microsoft Defender's security intelligence updates can be manually triggered through multiple methods when automatic updates fail or immediate protection is needed. While Windows Security typically...
Microsoft now ships updated Defender antivirus definitions inside Windows install images to block threats during first boot.
Microsoft has quietly patched one of Windows' most persistent security vulnerabilities by updating the Microsoft Defender package included in Windows installation images. The change addresses a...
Windows Security App Now Warns Users About 2011 Secure Boot Certificate Expiration in 2026
Microsoft has begun displaying warnings in the Windows Security app about a critical infrastructure deadline: the original Secure Boot certificates issued in 2011 will expire between April and June...
Windows Security Now Shows Secure Boot Certificate Status with Color-Coded Indicators
Microsoft has quietly rolled out a significant update to Windows Security that gives users immediate visual feedback about their Secure Boot certificate status. The new interface displays color-coded...
Insider Build 26300.8142 Adds Edge Admin Lock, NPU Monitoring, Touchpad Tuning
Microsoft has released Windows 11 Build 26300.8142 to Insiders in the Canary Channel, delivering a focused update that prioritizes system administration tools and hardware monitoring capabilities...
April 2026 Patch Kills Trust Loophole Exploited in BYOVD Kernel Attacks.
Microsoft will fundamentally change how Windows handles kernel driver security starting with the April 2026 Windows security update. The company is ending default trust for cross-signed kernel...
Windows 11 Q1 2026 rolls out Cross-Device Resume, boosted ransomware shields, and refined recovery tools.
Microsoft's first quarter of 2026 brought a series of targeted updates to Windows 11 that collectively enhance the operating system's functionality without the fanfare of a major redesign. These...