A new service tier for Office 365 Message Encryption enables organizations to set custom expiration dates for specific message types and enables administrators to revoke access to specific messages.

A new implementation of the Office 365 Message Encryption service improves the user experience and offers more control over encrypted messages and cryptographic keys

Chart summarizes Microsoft options for Exchange message encryption

Illustration summarizes Microsoft options for Exchange message encryption.

Roadmap for Microsoft Purview Message Encryption (formerly Office 365 Message Encryption), a Microsoft-hosted service that automatically encrypts e-mail messages based on organization-defined rules.

A new implementation of the Office 365 Message Encryption service improves the user experience and offers more control over encrypted messages and cryptographic keys

Chart summarizes Microsoft options for Exchange message encryption