Microsoft Adds New Teams Controls to Block Unauthorized AI Bots From Meetings

Executive Summary

Microsoft added a Teams admin policy requiring organizer approval for external AI bots joining meetings.

What Happened

Microsoft's new Teams admin policy requires organizer approval for external AI bots, giving organizations greater visibility and control over automated participants in sensitive meetings. The post Microsoft Adds New Teams Controls to Block Unauthorized AI Bots From Meetings appeared first on SecurityWeek .

Affected Products

Microsoft Teams

Vulnerability / Attack Technique

Unauthorized AI meeting bots

Technical Mechanism

New approval control.

AI Security Category

LLM02:2025 Sensitive Information Disclosure

Relevant Frameworks

LLM02:2025 Sensitive Information Disclosure

RealGround Analysis

AI note-takers can carry meeting content outside the company. RealGround analysis: enable the approval policy.

Recommended Controls

Require organizer approval for AI bots in Teams

Related RealGround Service

Secure AI Agent Build · or start with the free AI Agent Security Scanner.

Sources

securityweek.com: https://www.securityweek.com/microsoft-adds-new-teams-controls-to-block-unauthorized-ai-bots-from-meetings/

Summary and analysis written by RealGround from the source above; last updated 2026-10-18.