A California trial court has held a geofence warrant issued to the San Francisco Police Department violated the Fourth Amendment and California’s landmark electronic communications privacy law, CalECPA. The court suppressed evidence stemming from the warrant, becoming the first court in California to do so. EFF filed an...

Copyright trolls typically don’t produce or distribute content, but instead make money off of copyrighted material by using the threat of litigation to shake down people who allegedly download movies and other content over the internet—a business model that invites harassment and abuse. These entities operate in many countries around...

Update May 7, 2024: Since publication we have obtained a full-color version of many of the slides.Researchers at a national laboratory are forecasting a future where police and border agents are assisted by artificial intelligence, not as a software tool but as an autonomous partner capable of taking the...

Tor, the onion router, remains one of the most effective censorship circumvention technologies. Millions of people use the Tor network every day to access the internet without fear of surveillance and censorship.Most people get on the Tor network by downloading the Tor Browser and connecting to a relay. But...

In the wake of the Supreme Court’s Dobbs decision, anti-choice sheriffs and bounty hunters will try to investigate and punish abortion seekers based on their internet browsing, private messaging, and phone app location data. We can expect similar tactics from state officials who claim that parents...

EFF has prevailed in a years-long effort to make public a series of court records that show how a notorious patent troll, Uniloc, uses litigation threats to extracts payments from a variety of businesses.Uniloc earlier this month complied with a federal district court’s unsealing order by making public redacted...