The Stingray — a fake cellphone tower that gathers identity/location information on everyone who passes it — is the worst-kept secret in law enforcement, but that doesn't stop feds from going to absurd lengths to pretend they don't use them.
It's not enough to pass rules limiting use of "stingray" mobile-phone surveillance devices by civilians: for so long as cops depend on these devices, the vulnerabilities they exploit will not be fixed, leaving us all at risk.
Just in case you had any doubts about how much of a security risk your mobile phone presents, have a read of Jacob Appelbaum's interview with N+. Jake's with both the Tor and Wikileaks projects, and has been detained and scrutinized to a fare-thee-well. — Read the rest