Exchange Online Requirements
Windows Firewall Requirements
The Microsoft Exchange Organization agent must be able to connect to Exchange Online using HTTPS.
Exchange Online PowerShell Cmdlets
For more information see the Installing Exchange Online PowerShell Cmdlets section.
Service Principal (Certificate)
Alternatively, the Exchange Online Agent UI can be used for interactive, multi-factor authentication.
The service principal or user account used for the connection must have the following permissions.
- Global Reader (in Entra ID)
- Address Lists (to read address lists and global address lists)
- E-Mail Address Policies (to read e-mail address policies)
- Mail Recipients (to read the assigned "send as" permissions)
- View-Only Configuration