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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 HTTPS Everywhere and Certbot; improving the security of those protocols with the SSL Observatory; offering legal assistance to researchers through our Coders' Rights Project; offering practical security advice to activists through the surveillance self-defense project; directly auditing open source codebases; and working on the development of new security standards.

Security Highlights

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

Person & cat inside home, surrounded by icons for “smart” tech, computers

Keeping Your Smart Home Secure & Private

Here at EFF, we fight hard to ensure your security and privacy rights are maintained in the digital world. Back when we were founded in 1990, a dream of a world united by the internet was accompanied by forward-thinking visions of connected devices of all kinds making our lives more...

How to fix the internet: securing the vote with pam smith

Podcast Episode: Securing the Vote

U.S. democracy is at an inflection point, and how we administer and verify our elections is more important than ever. From hanging chads to glitchy touchscreens to partisan disinformation, too many Americans worry that their votes won’t count and that election results aren’t trustworthy. It’s crucial that citizens have well-justified...

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