It seems like your browser didn't download the required fonts. Please revise your security settings and try again.


As of March 1, 2022, the legacy Barracuda Essentials Security, Compliance, and Complete editions are no longer available for purchase. Only existing customers can renew or add users to these plans.

Following October 30, 2022, the documentation and trainings will no longer be updated and will contain outdated information.

For more information on the latest Email Protection plans, see Barracuda Email Protection.

To update your bookmarks, see the following for the latest documentation and trainings:

Note that MSP customers should continue to follow Barracuda Essentials for MSPs.

Advanced Configuration

  • Last updated on

Table 1 lists the directory services supported in the Barracuda Email Security Service:

Directory ServiceSupport
Exchange Server with LDAP ServerSupported
Azure Active Directory (AD)Supported
IBM Domino with LDAP ServiceNot currently supported


In this Section