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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.
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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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Electronic spying requests surge 500%, most remain sealed: @washingtonpost report on data @EFF helped make public

Oct 24 @ 10:02am

We're glad to see that adoption of HTTPS encryption has skyrocketed. h/t @PardonSnowden

Oct 20 @ 12:42pm

The Student Privacy Pledge stops short of fully protecting students and their information.

Oct 20 @ 10:44am
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