Replace Current Windows User Running the EXE with another user

Question

Say if I built a windows application that reads files from a network folder. The network folds restrict the access to only one user \"fooUser\". The application is installed

Answer 1

use the runas utility: http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/runas.mspx?mfr=true

Hope this helps.