All FLEXlm usage information is stored in a relational database provided with OpenLM software. The default database provided with OpenLM is Firebird database. The database file is called OPENLM_DB.FDB and it is located in the DB folder under the OpenLM installation folder.
OpenLM also supports external databases like Oracle or MS SQL Server. Configuration can easily be done by using OpenLM configuration form.
OpenLM configuration is stored in an XML file named OpenLM_Server.exe.config. The file is storing DB settings, licensing settings and more.
Since the files stores access credentials to Active Directory and SMTP server the content of the file is encrypted.