Data Encryption and Data Loss Prevention:

Dynamics 365 incorporates data encryption in transit and at rest to safeguard information from unauthorized access. Additionally, data loss prevention (DLP) policies can be implemented to prevent the accidental or intentional sharing of sensitive data.

For more information, please refer to the below link –

 

https://learn.microsoft.com/en-us/dynamics365/customerengagement/on-premises/admin/security-concepts?view=op-9-1