"As long as I have an adversary spending his treasure ... nothing static will remain secure -- that's the nature of arms races," Aucsmith says. "It is a guarantee that the system will be found vulnerable. So I think to a large extent we have to stop fooling ourselves that we actually can create completely secure systems. We certainly need to create the best system we can, but that system cannot remain static. It has to change, morph, grow over time, as we learn about our adversaries' behavior."
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