However, you can used standard HOPEX APIs to create appropriate data (Person (System), Logins) and use LDAP APIs to query LDAP.
Note also that there is a build in system trigger (regular processing executed by HOPEX Scheduler) called 'LDAP Synchronization'. If configured OK (LDAP server configured, system trigger is enabled), it will trigger LDAP import each day, at 00:00 UTC.
Note that in standard HOPEX installation a certificate is installed with expiration on 3rd of February 2020. If your installation cease to work, please have your administrator sign-in and download the new certificate. Thank you for your understanding. Download Certificate+