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IMSI-Catchers Exploit Cell Networks

A Quick and Dirty Guide to Cell Phone Surveillance at Protests

As uprisings over police brutality and institutionalized racism have swept over the country, many people are facing the full might of law enforcement weaponry and surveillance for the first time. Whenever protesters, cell phones, and police are in the same place, protesters should worry about cell phone surveillance. Often, security...

EFF Asks Virginia Supreme Court to Rein in Indiscriminate Collection and Storage of License Plate Information

Like law enforcement agencies across the country, the police in Fairfax, Virginia, use automated license plate readers (ALPRs) to indiscriminately scan and record every passing car. The ALPRs don’t simply check for speeding, or outstanding tickets—instead, they store detailed information about the time, date, and location of each scan in...

Digital Security Advice for Journalists Covering the Protests Against Police Violence

This guide is an overview of digital security considerations specific to journalists covering protests. For EFF’s comprehensive guide to digital security, including advice for activists and protesters, visit ssd.eff.org. Legal advice in this post is specific to the United States. As the international protests against police killings enter their third...

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