MC1151234 – Microsoft Purview DLP and Edge for Business: Automated blocking of unmanaged GenAI apps in unprotected browsers

Microsoft Edge

check before: 2025-10-01

Product:

Microsoft 365 suite, Microsoft Edge, Purview, Purview Communication Compliance, Purview compliance portal

Platform:

Online, Web, Windows Desktop, World tenant

Status:

In development

Change type:

Feature update, User impact, Admin impact

Links:

486368

Details:

Summary:
Microsoft Purview DLP now automates blocking of unmanaged GenAI apps in Edge for Business, removing the need for separate Edge configuration policies. Rollout begins mid-October 2025. Admins should update or disable old policies to use this automation, enhancing data protection and policy enforcement.

Details:
[Introduction]
We're streamlining how Microsoft Purview policies apply to unmanaged cloud apps accessed via the Edge browser. These updates reduce manual steps for admins and improve policy enforcement across browser environments, especially for organizations managing data sharing to Generative AI (GenAI) apps.
This change builds on the existing preview feature.
This message is associated with Microsoft 365 Roadmap ID 486368.
[When this will happen:]
Public preview is in progress.
General availability: Rollout will begin in mid-October 2025 and is expected to complete by late October 2025.

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

Created:
2025-09-11

updated:
2025-09-11

Public Preview Start Date

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Task Type

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Docu to Check

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MS How does it affect me

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MS Preperations

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MS Urgency

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MS workload name

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linked item details

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summary for non-techies**

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Direct effects for Operations**

Automated Blocking of Unmanaged GenAI Apps
Users on Firefox and other unsupported browsers will be entirely blocked from using the browser, leading to potential disruption in their workflow.
   - roles: End Users, IT Support
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

DLP Policy Enforcement Changes
Admins may face challenges if they do not update or disable old Edge configuration policies, leading to confusion and potential data leakage risks.
   - roles: DLP Administrators, IT Administrators
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

User Experience with Edge for Business
While Edge for Business users will not experience direct impact, users on Chrome with the Purview extension will have access blocked to unmanaged GenAI apps, which may hinder productivity.
   - roles: End Users, DLP Administrators
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

Configutation Options**

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Opportunities**

Streamlined DLP Policy Management
The automation of Edge configuration policy creation reduces the manual workload for IT admins, allowing them to focus on more strategic tasks rather than repetitive policy management. This can enhance operational efficiency and improve response times to compliance issues.
   - next-steps: Inform IT admins about the new automated processes and provide training on how to effectively manage DLP policies without the need for manual configuration.
   - roles: IT Admins, Compliance Officers
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

Enhanced Data Protection
By automating the blocking of unmanaged GenAI apps, organizations can significantly improve their data protection posture. This minimizes the risk of data leakage through unprotected browsers and enhances compliance with data governance policies.
   - next-steps: Conduct a risk assessment to identify potential data leakage points and update existing DLP policies to leverage the new automated blocking features.
   - roles: Compliance Officers, Data Protection Officers
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

User Experience Improvement
With the automatic enforcement of DLP policies in Edge for Business, users will experience fewer interruptions when accessing compliant applications, leading to a smoother workflow and higher productivity levels.
   - next-steps: Gather user feedback post-implementation to assess the impact of the changes on user experience and identify any areas for further improvement.
   - roles: End Users, IT Support
   - references: https://learn.microsoft.com/deployedge/microsoft-edge-dlp-purview-configuration, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=486368

Potentional Risks**

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Data Protection**

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IT Security**

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Hypothetical Work Council Statement**

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DPIA Draft**

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explanation for non-techies**

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** AI generated content. This information must be reviewed before use.

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Last updated 2 weeks ago

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