check before: 2025-11-15
Product:
Copilot, Copilot Chat, Entra, Microsoft 365 admin center, Microsoft 365 Copilot, Microsoft Graph, Purview, Purview Communication Compliance, Purview compliance portal, Purview Data Loss Prevention
Platform:
Developer, Online, Web, World tenant
Status:
Launched
Change type:
Admin impact, New feature, Updated message
Details:
Summary:
Microsoft Purview introduces new Copilot security controls in Microsoft Admin Center, including a default DLP policy in simulation mode, visibility into oversharing risks, and admin-configurable protections. Rollout begins mid-November 2025 (preview) and mid-January 2026 (general availability). Entra admin roles are required for policy management.
Details:
Updated November 12, 2025: We have updated the content. Thank you for your patience.
[Introduction]
To help organizations adopt Microsoft 365 Copilot securely, Microsoft Purview is introducing new capabilities in Microsoft Admin Center. These enhancements allow AI and IT admins to gain visibility into oversharing risks, remediate issues, and apply a new Data Loss Prevention (DLP) policy directly within Microsoft Admin Center. This update supports secure usage of Copilot by enabling protection of sensitive interactions.
This message is associated with Microsoft 365 Roadmap ID 523212.
[When this will happen:]
Public Preview: We will begin rolling out mid-November 2025 and expect to complete by late November 2025.
General Availability (Worldwide): We will begin rolling out mid-January 2026 and expect to complete by late January 2026.
Change Category:
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Scope:
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Release Phase:
General Availability, Preview
Created:
2025-11-04
updated:
2025-11-13
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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Pictures
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summary for non-techies**
Microsoft is introducing new security features for Microsoft 365 Copilot, including a Data Loss Prevention policy and oversharing risk visibility, available through Microsoft Purview and managed via specific admin roles, with a public preview starting in November 2025.
Direct effects for Operations**
Data Loss Prevention Policy Implementation
Without proper preparation, the implementation of the new DLP policy may lead to unintentional blocking of legitimate user interactions with Copilot, causing disruptions in workflow and productivity.
- roles: IT Admin, Data Security Admin
- references: https://learn.microsoft.com/purview/ai-m365-copilot, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=523212
Oversharing Risk Visibility
If the new visibility features are not properly configured, admins may miss critical oversharing incidents, leading to potential data breaches and compliance issues.
- roles: IT Admin, Compliance Officer
- references: https://learn.microsoft.com/purview/ai-m365-copilot, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=523212
User Experience Disruption
Changes made without adequate user training or communication may result in confusion and frustration among users, negatively impacting their experience with Copilot.
- roles: End User, IT Support
- references: https://learn.microsoft.com/purview/ai-m365-copilot, https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=523212
Configutation Options**
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Opportunities**
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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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change history
| Date | Property | old | new |
| 2025-11-13 | MC MessageTagNames | New feature, Admin impact | Updated message, New feature, Admin impact |
| 2025-11-13 | MC Summary | Microsoft Purview introduces new Copilot security controls in Microsoft Admin Center, enabling admins to create DLP policies, monitor oversharing risks, and protect sensitive data in Copilot. Public preview starts November 2025; general availability in January 2026. Admin roles required for policy management and compliance. | Microsoft Purview introduces new Copilot security controls in Microsoft Admin Center, including a default DLP policy in simulation mode, visibility into oversharing risks, and admin-configurable protections. Rollout begins mid-November 2025 (preview) and mid-January 2026 (general availability). Entra admin roles are required for policy management. |
| 2025-11-13 | MC Last Updated | 11/04/2025 01:37:33 | 2025-11-13T01:35:07Z |
| 2025-11-13 | MC Messages | [Introduction]
To help organizations adopt Microsoft 365 Copilot securely, Microsoft Purview is introducing new capabilities in Microsoft Admin Center. These enhancements allow AI and IT admins to gain visibility into oversharing risks, remediate issues, and apply a new Data Loss Prevention (DLP) policy directly within Microsoft Admin Center. This update supports secure usage of Copilot by enabling protection of sensitive interactions. This message is associated with Microsoft 365 Roadmap ID 523212. [When this will happen:] Public Preview: We will begin rolling out mid-November 2025 and expect to complete by late November 2025. General Availability (Worldwide): We will begin rolling out mid-January 2026 and expect to complete by late January 2026. | Updated November 12, 2025: We have updated the content. Thank you for your patience.
[Introduction] To help organizations adopt Microsoft 365 Copilot securely, Microsoft Purview is introducing new capabilities in Microsoft Admin Center. These enhancements allow AI and IT admins to gain visibility into oversharing risks, remediate issues, and apply a new Data Loss Prevention (DLP) policy directly within Microsoft Admin Center. This update supports secure usage of Copilot by enabling protection of sensitive interactions. This message is associated with Microsoft 365 Roadmap ID 523212. [When this will happen:] Public Preview: We will begin rolling out mid-November 2025 and expect to complete by late November 2025. General Availability (Worldwide): We will begin rolling out mid-January 2026 and expect to complete by late January 2026. |
| 2025-11-13 | MC Title | Microsoft Purview | New Copilot Security Controls in Microsoft Admin Center | (Updated) Microsoft Purview | New Copilot Security Controls in Microsoft Admin Center |
| 2025-11-13 | MC How Affect | Who is affected: Admins managing Microsoft 365 Copilot and data security policies via Microsoft Admin Center or Purview portal.
What will happen: A new Security pivot will be added to the Microsoft Admin Center. Admins can create a policy to block specific sensitive information types from being used in Copilot. Visibility into oversharing risks and sensitive Copilot interactions will be available. | Who is affected: Admins managing Microsoft 365 Copilot and data security policies via Microsoft Admin Center or Purview portal.
What will happen: A new Security pivot will be added to the Microsoft Admin Center. By default, a Purview data loss prevention policy for Copilot will be available in simulation mode. Admins can configure this policy and enable it to block specific sensitive information types from being used in Copilot. You can learn more in Message Center Post 1181998. Visibility into oversharing risks and sensitive Copilot interactions will be available. |
Last updated 7 days ago ago
