Microsoft Purview
Data Security Investigations – Introducing new AI analysis capabilities

Data Security Investigations (DSI) now features advanced AI analysis tools, including options to add investigative context for higher-quality results, as well as improvements in vector search relevance and content categorization to better identify risky material. Additionally, we've launched a new AI-powered search function that lets investigators use natural language to locate specific files by searching through keywords, metadata, and embeddings.

February CY2026
Preview date: November CY2025