Defender Xdr
The latest Defender Xdr coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Purview DLP to Group Alerts by User in GCC High and DoD: September 2026 Rollout
Microsoft has confirmed that a long-awaited feature for government cloud customers—the ability to consolidate Data Loss Prevention alerts around a single user, even when multiple policies are...
BlueVoyant Debuts Agent 365 Security Service, Treating AI Agents as Identities in Microsoft 365
BlueVoyant today launched its Microsoft Agent 365 Security Deployment Service, a targeted professional services engagement designed to help enterprises tame the sprawling population of AI agents...
Frost & Sullivan 2026 Radar: Microsoft Defender for Cloud Leads Runtime Security, Redefining Cloud Protection
Microsoft has secured a coveted top spot in Frost & Sullivan's 2026 Frost Radar for Cloud/Application Runtime Security, the company announced on July 1, 2026. The analyst firm placed Microsoft...
Microsoft Teams Exploited as Social Engineering Gateway for Quick Assist, WinRM Attacks
Microsoft Teams has become a primary vector for sophisticated social engineering attacks, with threat actors exploiting cross-tenant chat and voice calls to impersonate helpdesk staff and gain remote...
Microsoft 365 authentication failure on Jan 22 2026 took down Outlook, Teams, Defender, Purview globally — prompting business continuity reviews.
On January 22, 2026, Microsoft's cloud productivity ecosystem experienced a significant service disruption that impacted millions of users worldwide. The outage, which began in the early morning...
Microsoft 365 & Defender Portals Hit by Edge Routing Outages: Analysis & Community Impact
Microsoft's cloud and security infrastructure experienced significant disruptions on January 21-22, 2026, affecting critical administrative portals including Microsoft 365 admin centers, Microsoft...
Energy Giant OMV Slashes Cyber Incident Time by 50% Using Microsoft Sentinel—Here’s How
Energy giant OMV has halved the time it takes to resolve cyber threats across its sprawling operations, a feat it attributes to a wholesale security operations center (SOC) modernization built on...
Microsoft Defender XDR's AI Incident Prioritization: Reducing SOC Overload with Intelligent Ranking
Microsoft has introduced a significant enhancement to its Defender XDR platform: an AI-driven incident prioritization layer designed specifically to combat security operations center (SOC) overload....
Microsoft's AI-Powered Dynamic Threat Detection Agent: Revolutionizing Defender Security
Microsoft has quietly deployed a groundbreaking AI-driven security component called the Dynamic Threat Detection Agent directly into the backend of Microsoft Defender, marking a significant evolution...
Microsoft DTDA: Zero-Touch AI Threat Detection Now in Public Preview for Defender & Sentinel
Microsoft's vision for autonomous security operations has taken a significant leap forward with the public preview release of the Dynamic Threat Detection Agent (DTDA), a core component of Security...
Microsoft Defender November 2025: Enhanced Azure Blob Storage Security & AI Threat Protection
Microsoft's November 2025 Defender updates represent a significant evolution in cloud security, specifically targeting the growing threat landscape around Azure Blob Storage and AI-powered attack...
Microsoft Previews Mandatory Unique IDs for Every Azure AI Agent to End Shadow AI
Microsoft has published a detailed blueprint for locking down autonomous AI agents in the enterprise, anchored by a forthcoming capability that will require every agent to carry a unique identity...