Not a lawyer, but I believe passively recording handshakes is probably not illegal, it's the cracking passwords and unauthorized access that would be illegal. O

Not a lawyer, but I believe passively recording handshakes is probably not illegal, it's the cracking passwords and unauthorized access that would be illegal. Of course, I am skeptical people would go to the trouble of setting one up and wardriving/walking if they didn't plan on taking that second step...