在vb.net中以不同用户身份运行新进程

I'm currently using a homegrown method to run a process as a different user in Vista, and I can't escape the feeling that's it hack-ish and less than ideal (in addition to the fact that it craps out UAC, crashing my app with a security exception, and forcing me to disable UAC altogether). My process consists of two projects (so two EXE files) - an "interface" and a "launch stub" - and here's the process:I'm currently using a homegrown method to run a