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Computer security and the lack of computer security is a fundamental issue that underpins much of how the Internet does (and doesn't) function. Many of the policy issues that EFF works on are linked to security in deep ways including privacy and anonymity, DRM, censorship, and network neutrality.

EFF works directly on a wide range of security issues including increased deployment of cryptographic protocols through projects like Certbot; improving the security of those protocols; offering legal assistance to researchers through our Coders' Rights Project; offering practical security advice to activists through the surveillance self-defense project; and working on the development of new security standards.

Security Highlights

vintage keys in a web of nodes

Encrypting the Web

The web has largely switched from non-secure HTTP to the more secure HTTPS protocol. All web servers use one of these two protocols to get web pages from the server to your browser. HTTP has serious problems that make it vulnerable to eavesdropping and content hijacking. HTTPS fixes most of...

Coders' Rights Project

EFF's Coders' Rights Project protects programmers and developers engaged in cutting-edge exploration of technology. Security and encryption researchers help build a safer future for all of us using digital technologies, but too many legitimate researchers face serious legal challenges that prevent or inhibit their work. These challenges come from laws...

Security Updates

Security issues banner, a colorful graphic of two barrel keys forming an X

OKCupid Still Dragging Its Heels On HTTPS

Popular Dating Site Has No Love for Strong Security
Back in 2012, EFF first called out OKCupid for failing to safeguard user data by not implementing HTTPS site-wide.
Three years later, OKCupid still hasn’t fixed the problem. For users who haven’t upgraded to paid accounts, their emails,...

Cheers to Digital Freedom in Las Vegas

As we say goodbye to another summer of computer security conferences, we would like to take a moment to extend our thanks to the countless people who helped bolster civil liberties defense this year in Las Vegas. Organizers and attendees at Security BSides Las Vegas, Black Hat USA, DEF CON,...


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