If you bring Rayhunter to a protest this weekend (or ever), please send us the results, even if you didn’t find anything! Negative results can still help us better understand how and when CSS are being used.
Support, feedback, and community - Rayhunter - An IMSI Catcher Catcher
If you are going to a No Kings protest this weekend, be sure to review our Surveillance Self Defense guide for attending a protest and bring Rayhunter along for the ride!
Attending a Protest
For quick reference, we've created a handy guide designed to be printed, folded, and carried in your pocket (PDF download). Now, more than ev...
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Electronic Frontier Foundation
Meet Rayhunter: A New Open Source Tool from EFF to Detect Cellular Spying
Rayhunter is a new open source tool we’ve created that runs off an affordable mobile hotspot that we hope empowers everyone, regardless of techni...
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We haven’t found evidence of Stingrays being used at protests in the US yet, but if you’re going to a No Kings protest this weekend, why not bring Rayhunter to be sure? Don’t forget to charge and update it, then let us know what you find!
Support, feedback, and community - Rayhunter - An IMSI Catcher Catcher
“We continue to see members of Congress, on a bipartisan basis, express support for legislation that would give the federal government more power to control and suppress speech online under the guise of protecting kids,” EFF’s Maddie Daly told Inside Sources.
DC Journal - InsideSources
Is Washington Opening the Door to European-Style Internet Regulation? – DC Journal - InsideSources
Could Democrats be opening the door to European-style internet gatekeeping here in the U.S.? If so, free market advocates want to slam that door sh...
📢 BREAKING NEWS 📢 EFF and co-counsel have filed a lawsuit against the Departments of State and Homeland Security for their viewpoint-based surveillance and suppression of First Amendment-protected speech online. (1/5) image
The men who run Big Tech have always wanted to “enshittify” their services—to shift as much as they can from users, workers, suppliers, and business customers to themselves, EFF’s @Cory Doctorow writes in Communications of the ACM. Unions are an antidote. https://cacm.acm.org/opinion/tech-workers-versus-enshittification/
Where users face threats to their privacy and security online, EFF’s technology tools are there to defend them.
Electronic Frontier Foundation
Tools from EFF's Tech Team
EFF’s team of technologists and computer scientists engineers solutions to the problems of sneaky tracking, inconsistent encryption, and more. Wh...
Sick of government overreach? 🫠 We are too. Show your support for EFF suing the government with our newest t-shirt!
EFF
'Let's Sue the Government' T-Shirt
When privacy is at stake, we don’t stay quiet.EFF has filed suit against OPM and DOGE over unauthorized access to millions of government employee...
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There's a more secure alternative to texting via your phone's native messaging app. Signal is a free app that employs end-to-end encryption and we have a step-by-step guide to help you learn how to use it.
How to: Use Signal
Download location: Google Play Store, Apple App Store System requirements: Android 5 or later, iOS 13 or later Version used in this guide: Android:...