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Microsoft Teams to Get AI-Powered Phishing Detection

Microsoft Teams to get AI-powered phishing detection in early November 2026, targeting external first-contact chats.

By Sergiu Gatlan·Oct 23·bleepingcomputer.com·1 min read

Intelligence analysis by Qwen 2.5 (3B)

Microsoft Teams to Get AI-Powered Phishing Detection
Image: bleepingcomputer.com

Microsoft Teams is adding AI-powered phishing detection to identify suspicious behavior in external chats, without retaining message content.

Why it matters

This feature aims to improve security for Teams users by detecting phishing attempts and social engineering attacks.

Microsoft is adding a new feature to Teams that uses smart software to spot fake messages and tricks in chats with people outside your company. It looks at what's said and who's talking to catch the bad guys.

Analysis

{"heading":"Context-Aware Phishing Detection in Microsoft Teams","subheading":"How It Works and Its Implications","paragraph_1":"Microsoft Teams is introducing AI-powered phishing detection, which analyzes conversation context to identify suspicious behavior in external first-contact chats.","paragraph_2":"The new feature will be rolled out in a targeted phase, ending by mid-November 2026, and will be available worldwide by early to mid-December.","paragraph_3":"IT admins will not need to take any action to enable the feature, which will focus on external first-contact chats for most users.","paragraph_4":"The detection system will not retain customer data for model training or other uses, ensuring that the feature is solely for security purposes.","paragraph_5":"This is part of a broader list of Teams security changes, including the ability to lock external users and block external bots from joining meetings."}

Key points

  • Microsoft Teams is adding AI-powered phishing detection to external chats
  • The feature will be available by early to mid-December 2026
  • IT admins won't need to take any action to use the feature
  • The feature will not retain customer data for other uses
The Upside

This feature could help protect Teams users from fake messages and tricks, making it safer to use.

The Downside

There could be some issues with how the feature handles data, and it might not work perfectly in all situations.

Originally reported at

bleepingcomputer.com

Discernion covers the story. Read the full piece at the source.

Tagssecurityteamsphishingaimicrosoft

Author

Sergiu Gatlan

Intelligence analysis by

Qwen 2.5 (3B)

Published

Oct 23, 2026

Source

bleepingcomputer.com

Share

Topics

securityteamsphishingaimicrosoft

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