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EFF's software development and technology research projects aim to improve the rights of free expression, security, and privacy on the internet.

  • HTTPS Everywhere is a Firefox extension that makes Firefox use HTTPS to the greatest extent possible
  • The SSL Observatory is a view of the state of HTTPS deployment in the IPv4 address space
  • Switzerland detects violations of network neutrality
  • Panopticlick shows how easy it is to uniquely identify browsers
  • Privacy Badger blocks spying ads and invisible trackers.
  • Write to your representatives with democracy.io

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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.

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EFF is suing the U.S. government to challenge a law that restricts the speech of researchers and artists alike. https://www.eff.org/deeplinks...

Jul 25 @ 11:47am

¿En el #LACIGF2016? El martes compartiremos el informe: Vigilancia y privacidad en 13 países de America Latina

Jul 23 @ 6:52am

25 Members of Congress have launched a new bipartisan caucus to defend Fourth Amendment rights: https://www.eff.org/deeplinks...

Jul 22 @ 5:49pm
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