If you are going to become a user on the HLRN system then you need to
- apply for a user account.
If you need large compute resources then additionally you need to
- apply for an HLRN compute project.
On the web page Course of the Application Process the procedure to obtain system access is described.
Once you have a user account for the HLRN system, the HLRN User Documentation describes the handling of the compute system.