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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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Attendees of #LISA16 in Boston take heed! Our Birds of a Feather meet-up is tonight from 7 to 8. Come! https://eff.org/event/eff-use...

Dec 7 @ 11:09am

Argentina's history of government secrecy and surveillance shows a need for better privacy protections #IGF2016
https://www.eff.org/deeplinks...

Dec 7 @ 10:33am

New Copyright Office rule now in effect: Websites must re-register their DMCA agent or risk losing safe harbors https://www.eff.org/deeplinks...

Dec 7 @ 9:23am
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