I've been looking at a dongle that allows you to run code on it, so you'd be able to pass it an encrypted program and it would encrypt it for you (without putti

I've been looking at a dongle that allows you to run code on it, so you'd be able to pass it an encrypted program and it would encrypt it for you (without putting the key on the host machine). That should be as secure as the dongle is. My problem is that I've been thinking of a dongle as a secure-ish way to store a key, which still leaves the responsibility for using the key on my code.