Forgot to mention, we have a launcher application runs on the client computers.
Users logs in using this app.

What we would like to achieve is that users can only launch from our launcher application, according to their licenses stored in our servers.

Is it possible, that out server will generate ...

Hello,
My company is developing a portal with games.
The games are only wrapped by us so we cannot recompile them.

The license of a game to run is determined by user that is currently logged in and not bound to single computer.

Could we use enigma to protect our game?
How do we implement the user ...