my boss assigned me a task the software should be in vb6.0
this is the scenario
1) a database is running in the server
2) in the client there should be a small exe should be running,the exe asks for the user name and password which is validated against the data in the server
3)if validation success then he will be able to surf the internet else restrict the internet access.
4)the users on the client system shall be allowed to use ms office and other applications except to go online.

any guidelines will be greatly appreciated.