Microsoft Teams: Report security concerns in meetings

Microsoft Teams will introduce a “Report a concern” feature in meetings by late 2026, allowing users to report suspicious behavior like phishing or scams. Reports, including meeting metadata, will be accessible to administrators via Microsoft Defender and Teams admin center for investigation and response. This feature is enabled by default. We’re introducing a new security reporting capability in Microsoft Teams meetings that allows meeting participants to report suspicious, malicious, or potentially fraudulent behavior during or after a meeting. This capability helps organizations identify and investigate threats such as phishing attempts, impersonation, scams, social engineering, and other suspicious activity. Submitted reports provide additional security signals that can be reviewed by administrators in Microsoft security and administration tools to support investigation and response workflows. This message is associated with Microsoft 365 Roadmap ID 569207. Rollout schedule Targeted Release: Beginning in late September 2026 and expected to complete by late September 2026 General Availability (Worldwide): Beginning in mid-October 2026 and expected to complete by late October 2026 Impact on your organization Who is affected Users participating in Microsoft Teams meetings on Windows, Mac, and web Platforms and services Microsoft Teams Microsoft Defender portal Teams admin center What will happen Users will see a new Report a concern option in the participant tile and participant pane during Teams meetings:  View image in new tab Users will be able to report suspected phishing attempts, impersonation, scams, social engineering activity, and other security concerns directly from Teams meetings:  View image in new tab Users will also be able to mark a previously reported participant as Not a concern. Relevant meeting metadata and limited contextual information will be collected to support security investigations and remediation activities. Information associated with reported meetings will be available for administrator review and investigation. Organizations with Microsoft Defender for Office 365 Plan 1, Microsoft Defender for Office 365 Plan 2, or Microsoft Defender XDR will be able to review detailed reported meeting submissions in the Microsoft Defender portal. Report information will also be available in the Teams admin center under Protection reports > User-reported security submissions. Administrators can investigate reported meetings and take actions […]

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