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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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NSA’s Failure to Report Shadow Broker Vulnerabilities Underscores Need for Oversight https://eff.org/r.jto6

Sep 23 @ 6:08pm

IP address info alone shouldn't justify a police raid on your home https://www.eff.org/deeplinks...

Sep 23 @ 12:32pm

This new EFF bumper sticker is da bomb. https://supporters.eff.org/sh...

Sep 23 @ 10:51am
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