Or just use an IronKey (http://www.ironkey.com/ http://www.ironkey.com/). I have an older device with > 130 unique login and password combinations and VeriSign

Or just use an IronKey (http://www.ironkey.com/ http://www.ironkey.com/). I have an older device with > 130 unique login and password combinations and VeriSign VIP (RSA token) authentication. Works very well for me although the Linux support isn't great. It looks like the Workspace versions support Windows To Go for a managed portable OS scenario. I wonder at how robust that can be against a malicious host.