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#cellsitesimulators

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eff.org/deeplinks/2025/03/meet

@eff #opensource project #Rayhunter…runs on an #Orbic mobile hotspot…<$20…

We hope #activists, #journalists…help us collect data about the usage and capabilities of #cellsitesimulators

…works by intercepting…and analyzing the control traffic (but not user traffic…) between… Rayhunter…and the cell tower…

…notifies the user when something suspicious happens…allowing users to take appropriate action to protect themselves, such as turning off their phone…

Electronic Frontier Foundation · Meet Rayhunter: A New Open Source Tool from EFF to Detect Cellular SpyingRayhunter 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.

Docs Show #FBI Pressures Cops to Keep Phone #Surveillance Secrets.

Newly released documents highlight the bureau's continued secrecy around cell-site simulators—spying tech that everyone already assumes exists.
#privacy #imsi #imsicatcher #stingrays #cellsitesimulators #spying

wired.com/story/fbi-cell-site-

WIRED · Docs Show FBI Pressures Cops to Keep Phone Surveillance SecretsBy Dell Cameron

#Stingray #StingraySurveillance #IMSICatcher #CellSiteSimulators #DirtBoxes

For years, these devices have elicited criticism from civil rights groups and legislators who argue that they violate Fourth Amendment protection against unreasonable search and seizure. The government insists it will only use this type of kit in line with existing rules and restrictions, but it appears that is not the case.
The Department of Homeland Security (DHS) Office of the Inspector General (OIG) looked at CSS deployment by the Secret Service and ICE and found, "Secret Service and ICE HSI [Homeland Security Investigations] did not always adhere to Federal statute and CSS policies when using CSS during investigations involving exigent circumstances."

Secret Service, ICE break the law over and over with fake cell tower spying | The Register

Cell-Site Simulators/IMSI Catchers | EFF

The RegisterSecret Service, ICE break the law over and over with fake cell tower spyingBy Thomas Claburn