Local cops now have access to sophisticated spy tech. Learn more about cell-site simulators, automated license plate readers, drones, and more at EFF's Street-Level Surveillance project.
Street Level Surveillance
EFF Presents: A Field Guide to Police Surveillance
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...
Looking to protect your sensitive information from data brokers? Don’t want Big Tech monetizing your personal data? Privacy Badger is here to help!
Electronic Frontier Foundation
Online Tracking is Out of Control—Privacy Badger Can Help You Fight Back
Every time you browse the web, you're being tracked. That’s why EFF created Privacy Badger, a free, open source browser extension used by mi...
“We should have banned government use of face recognition when we had the chance because it is dangerous, invasive, and an inherent threat to civil liberties,” EFF’s Matthew Guariglia told @404 Media.
404 Media
ICE and CBP Agents Are Scanning Peoples’ Faces on the Street To Verify Citizenship
Videos on social media show officers from ICE and CBP using facial recognition technology on people in the field. One expert described the practice...
"I think AI in general and police AI (specifically) really thrives in the shadows, and is most successful when people don't know that it's being used," EFF’s Matthew Guariglia told NPR. "I think labeling and transparency is really the first step." https://www.npr.org/2025/10/28/nx-s1-5575748/some-states-want-labels-ai-opt-out
Join EFF as a legal intern and fight for privacy, human rights, and freedoms! Your work can make a real difference.
Electronic Frontier Foundation
Legal Internship Opportunities
Applications are now open for the Summer 2026 Intern Class, with a deadline of February 15. See below for instructions and a link to the applicatio...
Protecting your privacy doesn't have to be scary. Check out our Surveillance Self-Defense guides for step-by-step tutorials for keeping your data and devices secure.
Surveillance Self-Defense
We’re the Electronic Frontier Foundation, a member-supported non-profit working to protect online privacy for over thirty-five years. This is Sur...
Be honest -- do you like to reuse passwords? If you do, we've got just the tool to help you generate strong, unique passphrases to keep you and your data secure.
Electronic Frontier Foundation
EFF Dice-Generated Passphrases
Create strong passphrases with EFF's new random number generators! This page includes information about passwords, different wordlists, and EF...
Look around your neighborhood 🔦 That streetlight? Could have a camera. That squadcar? Could be hijacking your cell signal. EFF is working to kick surveillance out of our communities. We just need your help:
stop surveillance
stop surveillance
Take Back CTRL : Dont let tyrants co-opt tech. Join EFF and help fight back
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Looking for a meaningful internship? EFF offers law students the chance to protect privacy, free speech, and innovation. Apply now!
Electronic Frontier Foundation
Legal Internship Opportunities
Applications are now open for the Summer 2026 Intern Class, with a deadline of February 15. See below for instructions and a link to the applicatio...