check before: 2026-03-01
Product:
Defender, Defender for Office 365, Teams
Platform:
Web, World tenant
Status:
In development
Change type:
Links:
Details:
Security admins with Defender for Office 365 Plan 2 can hunt on calls and meetings made inside Microsoft Teams for their organization
Change Category:
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Scope:
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Release Phase:
General Availability
Created:
2025-12-09
updated:
2026-02-28
Docu to Check
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MS workload name
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summary for non-techies**
Microsoft has introduced a feature in Defender for Office 365 Plan 2 that allows security administrators to investigate and monitor calls and meetings within Microsoft Teams to enhance security and compliance.
Direct effects for Operations**
Increased Security Risks
Without proper preparation, the implementation of call hunting features may expose sensitive information during calls, leading to potential data breaches.
- roles: Security Admin, Compliance Officer
- references: https://www.microsoft.com/en-us/microsoft-365/security/office-365-security/microsoft-defender-for-office-365, https://techcommunity.microsoft.com/t5/security-compliance-identity/microsoft-defender-for-office-365-hunting-in-teams-calls/ba-p/3651235
User Experience Disruption
If the new hunting feature is enabled without adequate training, users may experience confusion or frustration, impacting their productivity during calls.
- roles: End User, IT Support
- references: https://www.microsoft.com/en-us/microsoft-365/security/office-365-security/microsoft-defender-for-office-365, https://techcommunity.microsoft.com/t5/security-compliance-identity/microsoft-defender-for-office-365-hunting-in-teams-calls/ba-p/3651235
Configutation Options**
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IT Security**
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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 |
| 2026-02-28 | RM Release | February CY2026 | March CY2026 |
| 2026-01-17 | RM Release | January CY2026 | February CY2026 |
Last updated 1 month ago ago
