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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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Email is a critical link in your digital security chain. Here's how to enable two-factor authentication for Gmail. https://www.eff.org/deeplinks...

Dec 9 @ 4:44pm

Consensus at the Internet Governance Forum: closed, secretive trade negotiations must be urgently reformed. https://www.eff.org/deeplinks...

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US government employees can give through the Combined Federal Campaign: Designate EFF, CFC ID 10437, by next week! https://www.opm.gov/combined-...

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