Forum Discussion
Teams message encryption
Are my conversations and chats encrypted in any way?
Teams chat is not encrypted at rest by default. It is https://learn.microsoft.com/en-us/microsoft-365/compliance/encryption?view=o365-worldwide
To have encrypted chat you need https://learn.microsoft.com/en-us/microsoftteams/security-compliance-overview#customer-key
Even when using https://learn.microsoft.com/en-us/microsoftteams/end-to-end-encrypted-meetings the chat in the meeting is not encrypted