MC1199763 High
Microsoft Purview | Data Security Investigations – Introducing new purge mitigation action
Summary AI-generated
Microsoft Purview Data Security Investigations adds a purge action for admins to quickly delete sensitive or overshared content during investigations, available by default and respecting existing policies.
Suggested actions AI-generated
- Notify security and compliance teams
- Update internal DSI documentation
Written by Azure OpenAI (gpt-4.1) from the text of the post below. It can be incomplete or wrong; the original post is authoritative.
Similar posts
Search for more like this- MC1249429 (Updated) Microsoft Purview compliance portal: Data Security Investigations introduces new soft purge mitigation action
- MC1259827 Microsoft Purview: Data Security Investigations – analyze files tied to audit log activities
- MC1266016 Microsoft Purview | Data Security Investigations – Introducing new personal data examination
- MC1047912 (Updated) Microsoft Purview: New Purview Data Security Investigations (DSI) solution
- MC1258000 (Updated) Microsoft Purview: Data Security Investigations – analyze files tied to endpoint DLP alerts
- MC1183292 Microsoft Purview | Data Lifecycle Management - Introducing secure priority cleanup workflows for OneDrive/SharePoint
Original post from Microsoft
[Introduction]
We’re introducing a new purge mitigation action in Microsoft Purview Data Security Investigations (DSI). This feature enables admins to quickly and efficiently delete sensitive or overshared content during investigations, directly within the product experience. The purge action complements DSI’s AI-powered capabilities—such as categorization, AI search, and risk analysis—helping organizations reduce data exposure and mitigate leaks faster.
This message is associated with Microsoft 365 Roadmap ID 542930.
[When this will happen:]
- Public Preview: Rollout will begin in early January 2026 and complete by mid-January 2026.
- General Availability (Worldwide): Rollout will begin in early March 2026 and complete by late March 2026.
[How this affects your organization:]
- Who is affected: Admins using Microsoft Purview Data Security Investigations.
- What will happen:
- A new purge mitigation action will be available in the DSI interface.
- Admins can delete content matching investigation search queries to mitigate oversharing or sensitive data exposure.
- The feature is enabled by default; no configuration changes are required.
- Existing admin policies (DLP, retention, labels) remain respected.
Screenshot 1: Data Security Investigations save search query for purge
Screenshot 2: Data Security Investigations purge queue
[What you can do to prepare:]
- No admin action is required before rollout.
- Consider notifying your security and compliance teams about this new capability.
- Update internal documentation if you detail DSI workflows.
Learn more:
- Learn about Data Security Investigations
- Use the mitigation plan in Data Security Investigations (preview)
[Compliance considerations:]
No compliance considerations identified, review as appropriate for your organization.
Additional details from Microsoft
- RoadmapIds
- 542930
- Summary
- Microsoft Purview Data Security Investigations will add a new purge mitigation action by early 2026, allowing admins to delete sensitive or overshared content during investigations. Enabled by default, it respects existing policies and requires no prior admin action. Security teams should be informed and documentation updated accordingly.
- Platforms
- Web