Microsoft Teams to get AI-powered, context-aware phishing detection

Microsoft will start rolling out AI-powered phishing detection in Teams in early November 2026, analyzing conversation context without retaining message content. The feature targets social engineering and impersonation in external first-contact chats, with general availability expected in early-to-mid December.

• Targeted release starts early November 2026, GA in December
• Context analysis without retaining message content or training models
• Focus on first-contact chats with external senders
• Admins need no action to enable the protection