Microsoft Defender for Office 365: Message Warnings for Messages with Malicious URL in Teams

Summary

Messages in Teams that contain malicious URLs will now be automatically detected, and a warning will be displayed directly on the message.

Status
Launched
General availability target
Nov 2025
Preview target
Sep 2025
Products
Microsoft Defender for Office 365
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability, Preview
Platforms
Android, Desktop, iOS, Web
Added to the roadmap
9 Sep 2025
Last changed
12 Dec 2025 · 10mo ago
recently changed
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