When the FBI wanted to track down a posse of armed robbers in Texas a few years ago, it used records obtained from mobile phone companies to identify a flurry of calls made between two suspects. That ...

Three civil liberties groups have asked a U.S. appeals court to strike down a U.S. government request to obtain stored mobile-phone location tracking information without showing probable cause. The ...

The American Civil Liberties Union (ACLU) and the Electronic Frontier Foundation (EFF) are asking a federal court to order the U.S. Department of Justice to turn over records about the agency’s ...

Of all of the recent technological developments that have expanded the surveillance capabilities of law enforcement agencies at the expense of individual privacy, perhaps the most powerful is cell ...

Many law enforcement agencies across the U.S. track mobile phones as part of investigations, but only a minority ask for court-ordered warrants, according to a new report released Monday by the ...

Let’s face it: At best, most of us are reliant on our phones these days. (At worst, we’re downright addicted.) But do you ever consider the things your smartphone knows about you? To put it mildly, it ...