Street Level Surveillance

Deeplinks Blog by Matthew Guariglia | March 26, 2026

Traffic Violation! License Plate Reader Mission Creep Is Already Here

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A new report from 404 Media sheds light on how automated license plate readers (ALPRs) could be used beyond the press releases and glossy marketing materials put out by law enforcement agencies and ALPR vendors.

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Deeplinks Blog by Beryl Lipton | January 16, 2026

Baton Rouge Acquires a Straight-Up Military Surveillance Drone

The Baton Rouge Police Department announced this week that it will begin using a drone designed by military equipment manufacturer Lockheed Martin and Edge Autonomy, making it one of the first local police departments to use an unmanned aerial vehicle (UAV) with a history of primary use in foreign...

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Deeplinks Blog by Cooper Quintin | January 7, 2026

ICE Is Going on a Surveillance Shopping Spree

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We need to have a hard look at the surveillance industry. It is a key enabler of vast and untold violations of human rights and civil liberties, and it continues to be used by aspiring autocrats to threaten our very democracy. As long as it exists, the surveillance industry, and...

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Deeplinks Blog by Beryl Lipton | December 3, 2025

Axon Tests Face Recognition on Body-Worn Cameras

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Axon Enterprise Inc. is working with a Canadian police department to test the addition of face recognition technology (FRT) to its body-worn cameras (BWCs). This is an alarming development in government surveillance that should put communities everywhere on alert. As many as 50 officers from the Edmonton Police...

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Press Release | November 18, 2025

Lawsuit Challenges San Jose’s Warrantless ALPR Mass Surveillance

SAN JOSE, Calif. – San Jose and its police department routinely violate the California Constitution by conducting warrantless searches of the stored records of millions of drivers’ private habits, movements, and associations, the Electronic Frontier Foundation (EFF) and American Civil Liberties Union of Northern California (ACLU-NC) argue in a lawsuit...

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Deeplinks Blog by Cooper Quintin | September 10, 2025

Rayhunter: What We Have Found So Far

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Rayhunter is a program that runs on a variety of mobile hotspots and watches for cell-site simulators—a tool police use to locate or identify people's cell phones, also known as IMSI catchers or Stingrays. This project is a testament to the power and impact of open source and community driven...

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Deeplinks Blog by Matthew Guariglia, Dave Maass | July 10, 2025

Axon’s Draft One Is Designed to Defy Transparency

Axon Enterprise’s Draft One — a generative artificial intelligence product that writes police reports based on audio from officers’ body-worn cameras — seems deliberately designed to avoid audits that could provide any accountability to the public, an EFF investigation has found.Our review of public records from police agencies already using...

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Deeplinks Blog by Matthew Guariglia, Adam Schwartz | June 9, 2025

Criminalizing Masks at Protests is Wrong

There has been a crescendo of states attempting to criminalize the wearing of face coverings while attending protests. Now the President has demanded, in the context of ongoing protests in Los Angeles: “ARREST THE PEOPLE IN FACE MASKS, NOW!” But the truth is: whether you are afraid...

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Deeplinks Blog by Matthew Guariglia | May 14, 2025

Montana Becomes First State to Close the Law Enforcement Data Broker Loophole

Montana has done something that many states and the United States Congress have debated but failed to do: it has just enacted the first attempt to close the dreaded, invasive, unconstitutional, but easily fixed “data broker loophole.” This is a very good step in the right direction because right...

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Deeplinks Blog by Cooper Quintin, Will Greenberg | March 4, 2025

Meet Rayhunter: A New Open Source Tool from EFF to Detect Cellular Spying

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Rayhunter is a new open source tool we’ve created that runs off an affordable mobile hotspot that we hope empowers everyone, regardless of technical skill, to help search out cell-site simulators (CSS) around the world.

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