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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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Pls plan to call your House Rep Monday, "vote no FCC privacy repeal" If your rep is Republican, ask 5 friends too https://eff.org/gopp

Mar 24 @ 4:18pm

A loophole in Australia's copyright safe harbor rules will stay open, endangering local user-generated content sites https://www.eff.org/deeplinks...

Mar 24 @ 1:37pm

In all, @agcrocker addressed the appeals court on NSLs for more than 25 minutes. Here's the full recording. https://youtu.be/ccS06CFkZ5M

Mar 24 @ 1:09pm
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