Process with administrative privileges run on user logon

Question

I\'m trying to figure out how to solve the privilege acquisition.

The application requires a desktop access, so it cannot be executed as a Windows service: it have t

Answer 1

Why not have a windows service running as a high privilege account that carries out the required high privilege actions and also have a user level app that does any UI/interactive actions and comunicates with the windows serives using WCF?