What you do with that type of information is keep it on a REAL computer like a Tandem Nonstop Integrity Server or IBM/390, and you only access the information with a secure connection. Nobody can walk out with one of those under their coat.
(from link at vox_freedom's post): "The laptop was not stolen from a Boeing site, the company said. They did not say where the theft took place."
Turns out it was even a laptop! Sounds like someone taking their laptop home ended up being robbed...