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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 counter-surveillance.
San Francisco billionaire Chris Larsen once again has wielded his wallet to keep city residents under the eye of all-seeing police surveillance. The San Francisco Police Commission, the Board of Supervisors, and Mayor Daniel Lurie have signed off on Larsen’s $9.4 million gift of a new Real-Time Investigations Center. The plan involves moving the city’s existing police tech hub from the public Hall of Justice not to the city’s brand-new police headquarters but instead to a sublet in the Financial...
If the Supreme Court doesn’t reverse a lower court’s ruling, internet service providers (ISPs) could be forced to terminate people’s internet access based on nothing more than mere accusations of copyright infringement. This would threaten innocent users who rely on broadband for essential aspects of daily life. EFF—along with the American Library Association, the Association of Research Libraries, and Re:Create—filed an amicus brief urging the Court to reverse the decision. The Stakes: Turning ISPs into Copyright Police Among other things,...
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EFF defends your privacy and free expression because technology should serve all people, not just the powerful. We’re a nonprofit powered by members, and we need you in this fight.
Surveillance Self-Defense
Description:
Surveillance Self-Defense is EFF's online guide to defending yourself and your friends from surveillance by using secure technology and developing careful practices.
Digital Rights Bytes
Description:
Get honest answers to the questions that have been bugging you about technology.