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 ...

WASHINGTON (AP) – The National Security Agency on Friday said its tracking of cellphones overseas is legally authorized under a sweeping U.S. presidential order. The distinction means the ...

Mass surveillance of entire communities or city blocks raises serious questions about data privacy and potential violations ...

The U.S. National Security Agency collects five billion records every day tracking cell phone movements around the world, according to documents leaked by former NSA contractor Edward Snowden. In ...

It’s been over a year since 35 ACLU affiliates filed over 380 public records requests with state and local law enforcement agencies seeking information about their policies, procedures, and practices ...

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 ...

The Washington Post's new report detailing the NSA's collection of location information on cell phones is blunt. The NSA's ability to track location is "staggering," meaning that it is "able to render ...

How does a London mobile phone thief spend their days? Handset location data seen by The Telegraph may provide some answers.