Apex Central allows you to use a SAML 2.0 single sign-on (SSO) identity provider (IdP) to authenticate and allow users or groups from federated business partners across an extranet to log on to the Apex Central console.
Where <host name> is the fully qualified domain name (FQDN), IP address, or server name of the Apex Central server.
The Log On screen appears.
The Password field disables.
Apex Central redirects you to the IdP login screen.