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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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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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Bloqueio do Whatsapp viola o Marco Civil e a Constituição, afirma @lemos_ronaldo http://idgnow.com.br/mobilida...

May 2 @ 8:41pm

If #CPICIBER passes, WhatsApp blockade in Brazil could be taste of more censorship to come: https://www.eff.org/deeplinks...

May 2 @ 4:54pm

Google's fight against Mississippi's abusive use of investigatory power continues after state AG withdraws subpoena:
https://www.eff.org/deeplinks...

May 2 @ 4:06pm
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