Skip to main content
About
Contact
Press
People
Opportunities
Issues
Free Speech
Privacy
Creativity and Innovation
Transparency
International
Security
Artificial Intelligence
Our Work
Deeplinks Blog
Press Releases
Events
Legal Cases
Whitepapers
Podcasts
Annual Reports
Take Action
Action Center
Volunteer
Follow EFF
Tools
Privacy Badger
Surveillance Self-Defense
Certbot
Atlas of Surveillance
Cover Your Tracks
Street Level Surveillance
apkeep
Shop
Donate
Donate to EFF
Shop
Giving Societies
Sponsorships
Other Ways to Give
Membership FAQ
Email updates on news, actions,
and events in your area.
Join EFF Lists
Electronic Frontier Foundation
Donate
If you use technology, this fight is yours.
Donate today
EFFecting Change: Same Product, Different Price on November 5
Electronic Frontier Foundation
About
Contact
Press
People
Opportunities
Issues
Free Speech
Privacy
Creativity and Innovation
Transparency
International
Security
Artificial Intelligence
Our Work
Deeplinks Blog
Press Releases
Events
Legal Cases
Whitepapers
Podcasts
Annual Reports
Take Action
Action Center
Volunteer
Follow EFF
Tools
Privacy Badger
Surveillance Self-Defense
Certbot
Atlas of Surveillance
Cover Your Tracks
Street Level Surveillance
apkeep
Shop
Donate
Donate to EFF
Shop
Giving Societies
Sponsorships
Other Ways to Give
Membership FAQ
EFF Brief Opposing Government
DOCUMENT
EFF Brief Opposing Government
https://www.eff.org/files/filenode/celltracking/celltracking_effbrief.pdf
celltracking_EFFbrief.pdf
Related Issues
Cell Tracking
Related Cases
USA v. Pen Register (Cellphone Tracking Cases)
Back to top
JavaScript license information
