559106 – Microsoft Purview: Data Loss Prevention – Apply default SharePoint library labels to data at rest

Product:

Copilot, Purview, Purview Data Loss Prevention, SharePoint

Platform:

Web, World tenant

Status:

In development

Change type:

Links:

Details:

Introduce an AI-powered capability leveraging Microsoft Security Copilot to automatically generate natural language explanations of changes made to DLP policies after each update within Microsoft Purview. This feature will analyze policy version deltas (pre-update vs. post-update) and produce a structured, human-readable summary that clearly explains: What changed Where the change occurred (rule, condition, action, location, etc.) The impact of the change The potential enforcement implications The goal is to eliminate manual policy diff analysis, reduce configuration ambiguity, and improve governance transparency for compliance and security administrators.

Change Category:
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Scope:
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Release Phase:
General Availability, Preview

Created:
2026-04-01

updated:
2026-04-01

Public Preview Start Date

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Docu to Check

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MS workload name

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summary for non-techies**

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Direct effects for Operations**

Data Loss Prevention Policy Changes
Unprepared changes to DLP policies may lead to unintended data exposure or loss, as users may not be aware of new restrictions or changes in data handling procedures.
   - roles: Compliance Administrator, Data Governance Officer
   - references: https://techcommunity.microsoft.com/t5/security-compliance-identity-blog/introducing-microsoft-purview-data-loss-prevention/ba-p/3651230, https://www.microsoft.com/en-us/security/blog/2023/01/10/understanding-data-loss-prevention-in-microsoft-365/

User Experience Disruption
Changes in DLP policies without prior communication can confuse users, leading to frustration and decreased productivity as they navigate new compliance requirements.
   - roles: End User, IT Support Specialist
   - references: https://www.forbes.com/sites/bernardmarr/2021/06/14/the-importance-of-user-experience-in-data-governance/?sh=5c1c1c5e1b3b, https://www.microsoft.com/en-us/security/blog/2023/01/10/understanding-data-loss-prevention-in-microsoft-365/

Configutation Options**

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Data Protection**

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IT Security**

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explanation for non-techies**

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