Mitchell v. US

Can the government force people who are arrested – but not yet convicted of a crime – to give a DNA sample without a search warrant, or does that violate the Fourth Amendment?  One arrestee is asking the U.S. Supreme Court to consider this important question, and EFF urged the court to take the case.

Stay in Touch

NSA Spying

EFF is leading the fight against the NSA's illegal mass surveillance program. Learn more about what the program is, how it works, and what you can do.

Follow EFF

Father of the Internet's solution to software vulnerabilities is threatened by TPP's source code disclosure ban: http://www.michaelgeist.ca/20...

Feb 11 @ 4:13pm

Remembering one of the first constitutional challenges to the CDA—a guest post from the founder of Annoy·com: https://www.eff.org/deeplinks...

Feb 11 @ 2:56pm

Colombia: ¿Es legítima la retención de datos? https://eff.org/r.nfxh

Feb 11 @ 2:38pm
JavaScript license information