Prerequisites

The following must be in place before you configure a Custom Single Sign-on application:

A Specops Authentication account.
An Active Directory environment with the users who will authenticate with Single Sign-On. Specops Gatekeeper must be installed in this environment.
A domain that is registered and verified in Specops Authentication. Users should have this domain as their UPN suffix. Also see Domain Verification.
Specops Domain Name Protection disabled. For more information, see Domain Name Protection.