Surveillance Self-Defense is EFF's online guide to defending yourself and your friends from surveillance by using secure technology and developing careful practices.

EFF’s team of technologists and computer scientists engineers solutions to the problems of sneaky tracking, inconsistent encryption, and more. Where users face threats to their privacy and security online, EFF’s technology tools are there to defend them.

HTTP has serious problems that make it vulnerable to eavesdropping and content hijacking. HTTPS fixes most of these problems. That's why EFF, and many like-minded supporters, have been pushing for web sites to adopt HTTPS by default. As of 2021, about 90% of all web page visits were using HTTPS.

The Electronic Frontier Foundation is the leading nonprofit organization defending civil liberties in the digital world. Founded in 1990, EFF champions user privacy, free expression, and innovation through impact litigation, policy analysis, grassroots activism, and technology development.

EFF has sued the Department of Justice (DOJ), demanding answers about illegal email and telephone call surveillance at the National Security Agency (NSA). The FISA Amendments Act (FAA) of 2008 gave the NSA expansive power to spy …

Gennie is the Managing Director of Technology at the Electronic Frontier Foundation, where she oversees the organization's Engineering & Design, Public Interest Technology, and Technical Operations teams.

EFF fights in the courts and Congress to maintain your privacy rights in the digital world, and works with partners around the globe to support the development of privacy-protecting technologies.

EFF fights for freedom primarily in the courts, bringing and defending lawsuits even when that means taking on the US government or large corporations. By mobilizing more than 50,000 concerned citizens through our Action Center, EFF beats back bad legislation.

Update 4/11/25: EFF joined the ACLU and other legal advocacy organizations today in filing two additional amicus briefs in support of the law firms Jenner & Block and WilmerHale, which have also been targeted by President Donald Trump.

Aug 12, 2024 · In a major decision on Friday, the federal Fifth Circuit Court of Appeals held that geofence warrants are “categorically prohibited by the Fourth Amendment.” Closely following arguments EFF has made in a number of cases, the court found that geofence warrants constitute the sort of “general,...