Microsoft Defender
The latest Microsoft Defender coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Defender Offline Update v1.445.323.0 Enhances Windows Image Security for First Boot Protection
Microsoft has released Defender Offline Image Update version 1.445.323.0, a critical security enhancement for Windows installation images that provides immediate malware protection during the initial...
Windows 11 Security in 2026: Why Microsoft Defender Is Enough for Most Users
Windows 11 users no longer need third-party antivirus software for basic protection. Microsoft's built-in security stack has evolved into a comprehensive defense system that handles most threats...
Microsoft Exposes Cookie-Based PHP Webshells Targeting Linux Hosting Environments
Microsoft's security researchers have uncovered a sophisticated persistence technique where threat actors hide PHP webshell control mechanisms within HTTP cookies. This method allows attackers to...
Windows 10 End of Support: What Happens After October 2025 and Your Real Options
Microsoft will end all support for Windows 10 on October 14, 2025. After that date, no security updates, technical support, or bug fixes will be available for the operating system that still powers...
Microsoft Defender Now Managed for Hybrid and Multi-Cloud Protection
Microsoft has significantly expanded its Defender security platform to provide comprehensive protection across hybrid and multi-cloud environments through managed security services. This strategic...
Migrate Defender Endpoint DLP alerts to Purview—retirement now official
Microsoft has officially retired endpoint-sensitive data alerting capabilities from the Microsoft Defender portal. This change forces organizations that previously relied on Defender for Endpoint...
At RSAC 2026, Microsoft launches Agent 365 to target five attack surfaces unique to autonomous AI.
Microsoft used RSAC 2026 to announce a fundamental shift in enterprise security strategy. The company declared that traditional security models are insufficient for the agentic AI era, where...
Microsoft vs Cisco Certifications in 2026: Evolving Credentials for Modern IT Careers
Microsoft and Cisco certifications remain the most recognized credentials for IT professionals in 2026, but they've transformed from static badges into dynamic frameworks that require continuous...
Morpheus Autonomous SOC Integrates with Microsoft Sentinel for Automated Investigations
Microsoft's security ecosystem just gained a powerful new automation capability through Morpheus Security's Autonomous SOC platform. The integration brings automated investigation workflows directly...
March 2026 Microsoft benchmark: 48-hour email cleanup gap undermines 15-minute threat detection.
Microsoft's March 2026 Email Security Benchmark delivers a sobering assessment of enterprise email defenses: organizations detect threats within minutes but often take days to remediate them. The...
Microsoft's Agentic SOC: How Defender XDR and Experts Suite Unite Against Modern Threats
Microsoft is fundamentally reshaping enterprise security operations with its emerging \"Agentic SOC\" concept, which represents a strategic fusion of autonomous defense systems and expert-led human...
Microsoft Defender vs Third-Party Antivirus: Behavior Monitoring & Cloud Protection Analysis
The security software landscape for Windows users has undergone a significant transformation in recent years, with Microsoft Defender evolving from a basic antivirus solution to a comprehensive...