View our Legal Victories

EFF Technology »

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

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

Thanks to everyone helping to expand the web of trust at tonight's Bay Area Members' Speakeasy! https://www.eff.org/event/mem...

Apr 25 @ 8:27pm

EFF's @cooperq talks to GQ magazine about the dangers of spearphishing. http://www.gq.com/story/getti...

Apr 25 @ 6:29pm

Do you use the Internet to get your message out? It's time to defend it. https://www.eff.org/deeplinks...

Apr 25 @ 5:54pm
JavaScript license information