To add Shoutcast authentication users, log in to the control panel:
1) Go to SHOUTcast Servers
2) Click on the 'Authentication Settings & Users' link next to the server that you want to authenticate.
3) Click on the User Administration tab
4) Scroll down and click Add New User
4) Enter the username and password to be used and click Add User
The user will be able to start listening straight away.