Your Microsoft Teams account requires verification

Dear {FIRSTNAME}, Our IT security systems have detected an unrecognised sign-in attempt on your Microsoft Teams account from an unknown device and location. As a precautionary measure, access to your Teams account has been temporarily restricted to protect your organisation's communications and files. Your messages, channels, and shared files remain intact. Please complete the identity verification process to restore full access to Microsoft Teams and connected Microsoft 365 services.

Security Event Details User: {FULLNAME} Event: Unrecognised sign-in attempt Device: Unknown — macOS 15, Safari Status: Access Restricted Case Reference: MST-SEC-82931

Secured by Microsoft: This verification is processed through Microsoft's secure identity platform, protected by MFA and 256-bit SSL encryption.

Verify My Identity

Microsoft 365 Security Team Microsoft Corporation, One Microsoft Way, Redmond, WA 98052

This email was sent to {FULLNAME} as a registered Microsoft Teams user. Automated notification — do not reply. Microsoft will never ask for your password by email. © 2026 Microsoft Corporation. | Privacy Statement | Terms of Use