Cell Phones & Smartphones

Photo of stingray at bottom of ocean

VICTORY: Judge Releases Information about Police Use of Stingray Cell Phone Trackers

By Nathan Freed Wessler, Staff Attorney, ACLU Speech, Privacy & Technology Project at 3:12pm
A Florida judge has sided with the ACLU to order release of information about police use of “stingrays,” which are invasive surveillance devices that send out powerful signals to trick cell phones into transmitting their locations and identifying information. The Tallahassee judge’s pro-transparency decision stands in contrast to extreme secrecy surrounding stingray records in another Florida court, which is at the center of an emergency motion filed by the ACLU today.
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ACLU Seeks Information About Airborne Cell Phone Snooping

By Bennett Stein, ACLU Speech, Privacy, and Technology Project at 7:59am

The ACLU is filing a Freedom of Information Act (FOIA) request today for information about a newly revealed Marshals Service program that uses aircraft to suck up location data from tens of thousands of people’s cell phones at a time.

The…

Modification of image by rachaelvoorhees via Flickr

Police Hide Use of Cell Phone Tracker From Courts Because Manufacturer Asked

By Nathan Freed Wessler, Staff Attorney, ACLU Speech, Privacy & Technology Project at 9:01am

It appears that at least one police department in Florida has failed to tell judges about its use of a cell phone tracking device because the department got the device on loan and promised the manufacturer to keep it all under wraps. But when police…

If the Government Is Tracking Your Location or Reading Your Email, Would You Ever Know?

If the Government Is Tracking Your Location or Reading Your Email, Would You Ever Know?

By Patrick C. Toomey, Staff Attorney, ACLU National Security Project at 12:36pm

Court rulings unsealed last week in Washington show for the first time a behind-the-scenes legal battle over when the government should have to tell you that it's tracking your location and reading your email. These documents—which came to light…

Shutting Down Cell Service During Protests: The Constitutional Dimension

By Gabe Rottman, Legislative Counsel, ACLU Washington Legislative Office at 8:19am

The Bay Area Rapid Transit System (“BART,” for short) has a serious public relations problem. BART Police have been involved in three fatal shootings of BART passengers in the past three years, including the Oscar Grant incident in 2009,…

Photo of Stingray from U.S. Patent and Trademark Office

Documents Reveal Unregulated Use of Stingrays in California

By Linda Lye, Staff Attorney, ACLU of Northern California at 4:37pm

Local law enforcement agencies across the Bay Area have so-called stingray devices, a powerful cellphone surveillance tool, and more are planning to acquire the technology, according to public records recently obtained by Sacramento News10. The devices…

US Surveillance Law May Poorly Protect New Text Message Services

US Surveillance Law May Poorly Protect New Text Message Services

By Chris Soghoian, Principal Technologist and Senior Policy Analyst, ACLU Speech, Privacy, and Technology Project at 9:44am

Internet-based text message apps are one of the most common means of communicating today. But when it comes to this relatively new technology, surveillance law is behind the times in important ways, and as is so often the case when the law lags technology,…

Creepy Government Surveillance Shouldn't Be Kept Secret

Creepy Government Surveillance Shouldn't Be Kept Secret

By Linda Lye, Staff Attorney, ACLU of Northern California at 4:00pm

Shocking revelations about creepy government surveillance came in waves over the summer, from the Snowden leaks to the Hemisphere Project, through which the government has paid AT&T for access to a mind-bogglingly vast database of our telephone…

Results of Nationwide Government Cell Phone Tracking Records Request Show Frequent Violations of Americans' Privacy Rights

Results of Nationwide Government Cell Phone Tracking Records Request Show Frequent Violations of Americans' Privacy Rights

By Catherine Crump, Staff Attorney, ACLU Speech, Privacy and Technology Project at 1:17pm

The ACLU has released the results of our public records requests to hundreds of police departments asking about their cell phone tracking policies. What we have learned is disturbing.

In Court: Uncovering Stingrays, A Troubling New Location Tracking Device

In Court: Uncovering Stingrays, A Troubling New Location Tracking Device

By Linda Lye, Staff Attorney, ACLU of Northern California at 12:42pm

The ACLU and Electronic Frontier Foundation have filed an amicus brief in what will be the first case in the country to address the constitutional implications of a so-called “stingray,” a little known device that can be used to track…

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