Security Insights
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outlook3 articles
Sep 12, 2026
Microsoft Teams and Outlook Launch Failures on Windows ARM Devices After August 2026 Patch Tuesday — Detection, Validation, and Remediation Guide
Introduction Microsoft has resolved a regression introduced by updates released since the August 2026 Patch Tuesday cycle that prevented Mic...
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Vulnerability ManagementRead Now
Aug 18, 2026
Microsoft 365 Search Outage Hits Outlook, SharePoint, and OneDrive — Defender's Response and Continuity Playbook
What Happened Microsoft has confirmed an active service incident degrading search functionality across multiple Microsoft 365 workloads. Per...
sigma-rulekql-detectionthreat-hunting
Platform & AutomationRead Now
Mar 28, 2026
How to Protect Against Gainsight Assist Vulnerabilities: Patching CVE-2026-31381 and CVE-2026-31382
How to Protect Against Gainsight Assist Vulnerabilities: Patching CVE-2026-31381 and CVE-2026-31382 Security teams must remain vigilant rega...
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Vulnerability ManagementRead Now