Microsoft Teams: Tenant-Owned Domain Impersonation Protection for Teams Messaging
Identify if an external user comes from a domain that is impersonating the recipient tenant’s own domains, during their initial contact with an enterprise user via Teams messages. Product Microsoft Teams Release phase General Availability Release date December CY2025 Platform Web Cloud Instance Worldwide (Standard Multi-Tenant) Created 2025-11-11 Roadmap ID 526780 Roadmap Link https://www.microsoft.com/microsoft-365/roadmap?id=526780
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