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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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Digital rights groups tell Congress to let FISA 702 expire as scheduled next year: https://www.eff.org/deeplinks...

Jun 6 @ 5:49pm

If you're in San Jose and want more transparency into police surveillance, join us tomorrow for agenda item #11. http://sccgov.iqm2.com/Citize...

Jun 6 @ 5:23pm

New Yorkers: take a stand in the fight for your right to repair. Learn more from our friends at @RepairCoalition. https://newyork.repair.org/

Jun 6 @ 2:30pm
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