Microsoft Purview Data Security Investigations (DSI) is an AI-powered solution launching in public preview April–May 2025 and general availability October 2025–January 2026. It helps security teams identify, analyze, and mitigate data risks across Microsoft 365 with deep content analysis and collaboration tools.
Applies to: Microsoft Purview
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).