The leading nonprofit defending
digital privacy, free speech,
and innovation for 30 years and counting!
digital privacy, free speech,
and innovation for 30 years and counting!
The leading nonprofit defending digital privacy, free speech, and innovation for 30 years and counting!
Two federal magistrate judges in three separate opinions have ruled that a geofence warrant violates the Fourth Amendment’s probable cause and particularity requirements. Two of these rulings, from the federal district court in Chicago, were recently unsealed and provide a detailed constitutional analysis that closely aligns with arguments EFF and others have been making against geofence warrants for the last couple years. Geofence warrants, also known as reverse location searches, are a relatively new investigative technique used by law enforcement...
With growing frequency, the digital world calls for verification of our digital identities. Designed poorly, digital identification can invade our privacy and aggravate existing social inequalities. So privacy and equity must be foremost in discussions about how to design digital identification. Many factors contribute to one's identity; degrees, morals, hobbies, schools, occupations, social status, personal expression, etc. The way these are expressed looks different depending on the context. Sometimes, identity is presented in the form of paper documentation. Other times,...
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Surveillance Self-Defense
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Surveillance Self-Defense is EFF's online guide to defending yourself and your friends from surveillance by using secure technology and developing careful practices.
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Digital Rights and the Black-led Movement Against Police Violence
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Privacy Badger
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Privacy Badger is a browser add-on that stops advertisers and other third-party trackers from secretly tracking where you go and what pages you look at on the web. If an advertiser seems to be tracking you across multiple websites without your permission, Privacy Badger automatically blocks that advertiser from loading...
