Microsoft 365 Organizations

In this article

    You can add Microsoft 365 organizations to the Veeam Backup for Microsoft 365 infrastructure to back up data of these organizations and quickly restore it back to production servers in case of an unexpected disaster.

    When you add Microsoft 365 organizations, you can use the following authentication methods:

    When you use this method, Veeam Backup for Microsoft 365 uses only Azure AD application to authenticate to your Microsoft 365 organizations with enabled security defaults. You cannot use Veeam Backup account with the modern app-only authentication method.

    When you use this method, you can use both Veeam Backup account and Azure AD application to authenticate to your Microsoft 365 organizations with disabled security defaults. You use MFA-enabled Microsoft 365 user account as Veeam Backup account.

    When you use this method, you are required to provide a user account as Veeam Backup account to authenticate to your Microsoft 365 organization.

    Note

    Consider that backup and restore functionality of Veeam Backup for Microsoft 365 differs depending on authentication method that you use. For limitations in Veeam Backup for Microsoft 365 functionality when protecting organizations with modern app-only authentication, see this Veeam KB article.