...The anatomy of a covert wireless security assessment or, how serious spies go after corporate wireless LANs.
"The most important item, as any seasoned penetration-tester will confirm, is a get-out-of-jail-free letter, preferably signed by a C-level officer for the organization being probed. Each team member ought to have a copy in his or her pocket, and another copy taped to the inside wall of the truck in a visible spot where one can point a terrorist-addled security guard or local peace officer who’s unsnapped his holster." (more)