If you’re the kind of person who is prone to working with documents which are vital to national security, you might want to check out this cool flash drive. Not only is the metal-encased USB stick built to withstand both hardware and software attacks on its contents, it will also self destruct after 10 incorrect passwords have been used. It starts at $79 for the 1GB model, and goes up to $149 for the 4 gig version.