Licenses Normal users Only  active  users are paid for, down to a minimum of 5. A service can be configured in order to automatically deactivate inactive users. Anonymous users Anonymous users are paid for per  active  interface (access to a solution): All users using a specific interface is counted as a single user license (1 SUL). Solutions can support multiple anonymous users via multiple interfaces Light users Some users will only cost a fraction of a normal user license (1/4 SUL) Only read access Infrequent users Simple solutions Read more about the different licenses on our website.