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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

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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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Defend privacy and free expression in Canada by joining a day of action tomorrow to stop Bill C-51 https://eff.org/r.j482

Mar 13 @ 3:13pm

The @Guardian praises Pioneer Award Winner @trevorpaglen's new work, which turns NSA data into art: https://eff.org/r.8hcq

Mar 13 @ 3:04pm

We homebrewed an NSA-inspired beer. (It’s got three hops.) https://eff.org/r.fs3o

Mar 13 @ 1:34pm
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