It looks like the software that runs a hardlock dongle: a piece of hardware that is used to prevent software piracy on certain programs. If you don't have anything like or connected to your compuer, you probably don't need it.
I just bought The Orange Box for PC, and I was quite disappointed to discover that my video card can't handle it. The computer is about 3 years old. I need a video card that can support at least DirectX 8.