In this article Web Services Custom Authentication using LDAP Login Module
it is described how to add jetty module to allow integration with a backend LDAP services for authentation on the shared web server.
One of the links provided above at the end of the article
takes you to BOOMi help page where at the very bottom of the page appears
NOTE: Custom authentication is available in accounts that have the API Management feature enabled. It is available only for single-tenant Atoms and Molecules.
The question is Can this JETTY addin for LDAP auth only be utilized if the customer has licensed API Management?