SSL Certificate Usage Scenarios

The following table lists usage scenarios when Veeam Backup for Microsoft 365 requires to install an SSL certificate.

Usage Scenario

Description

Reference

Managing Microsoft 365 Organization

Required to establish communication and data exchange between Veeam Backup for Microsoft 365 and Azure AD application when adding Microsoft 365 organizations.

For more information, see Adding Microsoft 365 Organizations.

Required to establish communication and data exchange between Veeam Backup for Microsoft 365 and Azure AD application when configuring backup applications.

For more information, see Backup Applications.

Communicating with Backup Proxy Server

Required to establish communication and data exchange between the Veeam Backup for Microsoft 365 server and a backup proxy server deployed in a workgroup.

For more information, see Security Settings.

Communicating with REST API on Veeam Backup for Microsoft 365 server

Required to establish communication and data exchange between the following:

  • Veeam Backup for Microsoft 365 REST API Service and the Veeam Backup for Microsoft 365 server
  • Restore Portal and Veeam Backup for Microsoft 365

For more information, see REST API Settings.

Communicating with REST API on Separate Machine

Required to establish communication and data exchange between the following:

  • Veeam Backup for Microsoft 365 REST API Service and the Veeam Backup for Microsoft 365 server
  • Restore Portal and Veeam Backup for Microsoft 365

For more information, see Configuring REST API and Restore Portal on Separate Machine.

Communicating with Restore Portal

Required to establish communication and data exchange between the Veeam Backup for Microsoft 365 server, Microsoft 365 organization, Azure AD application, Veeam Backup for Microsoft 365 REST API Service and Restore Portal.

For more information, see Restore Portal Settings, Configuring REST API and Restore Portal on Separate Machine, How Restore Portal Works.

Authenticating Restore Operators to Veeam Backup for Microsoft 365 server

Required to authenticate restore operators to Veeam Backup for Microsoft 365 with Microsoft 365 credentials and encrypt network traffic between Veeam Backup for Microsoft 365 Service and Veeam Backup for Microsoft 365 REST API Service.

For more information, see Authentication Settings.

Authenticating Tenants to Veeam Backup for Microsoft 365 in Service Provider Infrastructure

Required to authenticate tenants to Veeam Backup for Microsoft 365 with Microsoft organization credentials.

For more information, see Authentication Settings and Backup as Service for Microsoft 365.