A central location to manage many users and applications authentication & authorization.
This will allow the entreprise to manage and better identify the users in several applications already used by wikisuite and also provide this information safely for online applications. This will improve the user experience with Jitsi, Pade, Openfire, LDAP vcards, email, Tiki, etc.
Backed by ClearOS OpenLDAP or TikiWiki user management, it can help improve the experience with these protocols and solutions bellow (more to the added)
SSO, SAML 2.0, OpenID, OpenID Connect, OAuth 2.0, SCIM, XACML, Passive Federation
Here is some reference for OpenID with LDAP
https://www.keycloak.org/ - Open Source Identity and Access Management by RedHat
https://github.com/dexidp/dex - OpenID Connect Identity (OIDC) and OAuth 2.0 Provider with Pluggable Connectors