If you have various users using a single computer or a terminal server used by many users, and have the need of different filtering layers for different kind of users or just want to track internet usage for a specific user,  you can activate URLFilterService mode "Active, mandatory user"  in "Service status" of configuration menu of Interfaccia.exe and declare the active user using Identita.exe. Please keep in mind that once you declare a user for the active Windows session URLFilterService  keeps it untill you delete the data for the session(4) or reboot the computer.

1.program user

2.password for program user

3.associate user with Windows session

4.delete program user data in Windows session