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MC1189685: Improved security for column-level audit events in Microsoft Purview

Summary

  • Enhancements to audit event handling for columns protected by column-level security in Microsoft Purview.
  • Certain audit events will have protected values to prevent revealing sensitive information.
  • Filtering of before-and-after column values in activity logs will occur.
  • Change may affect the granularity of audit event data related to column-level security.
  • No action is required from users; this message is for awareness.

Admin Impact: Low
User Impact: Low
Release Start: 01 Dec 2025
Release End: 01 Dec 2025
Services: Power Platform
Category: Stay informed
Tags: New Feature

History

11/25/2025 Item Added to Message Center

Microsoft Message

We are announcing enhancements to the handling of audit events that capture, create, and update activities on columns protected by column-level security in Microsoft Purview. These enhancements will take effect on December 1, 2025.

How does this affect me?

Currently, certain audit events may include details that could potentially reveal sensitive information when columns with security restrictions were created or updated. Following these enhancements, these specific events will now be protected, and the before-and-after column values will be filtered in activity logs. You may notice changes in the granularity of audit event data for operations involving column-level security.

What action do I need to take?

This message is for awareness, and no action is required.

For more information about Column-level security, please visit Column-level security to control access.