Admin User Management Local Users Hub Central uses Linux Pluggable Authentication Modules (PAM) to allow authenticating local Unix users. To be granted Hub Administrator access, users must be added to the hub-admins Unix group. This group is created upon installation of the Hub Central RPM. To create a new Hub admin user: Create new local user. sudo useradd hubuser Set a password for the new local user. sudo passwd hubuser Add the new local user to the hub-admins group. sudo usermod -a -G hub-admins hubuser Using a web browser, access Hub at https://<HUB-ADDRESS> and log in with the credentials created above.