How can I uniquely identify a USB key from C#?

Question

I\'d like to be able to detect when a USB key is inserted. Furthermore, if I can distinguish between USB key A and USB key B then I am in even better shape. Lastly, if I can u

Answer 1

You need to retrieve the key's Hardware ID.

I don't see how to subscribe to the plugged-in event, but you could always have the user click a button too.

Answer 2

Hard Disk Id is not unique. Maybe theoretically it is, but in practice it is not. This is without any crack, emulator or any special program.

Answer 3

All hard-drives have a Serial Number, USB flash drives are no different. Here is an article, with a sample project, that shows how to get the non-volatile serial number. Basically you just need to enumerate the system drives and grab the PNPDeviceID property.