# EFF: Surveillance Self-Defense

> Where to learn more. Markdown copy of https://kuuko.app/learn/eff-surveillance-self-defense/ for agents; the HTML page is the source. Facts checked 28 October 2026. Part of Kuuko's Learn articles, the same as in the app.

Surveillance Self-Defense is a guide by the Electronic Frontier Foundation (EFF) on protecting yourself and your friends from online spying. The EFF is a non-profit funded by its members, and it isn’t connected to Kuuko.

## What you find there

- **Basics:** strong passwords, and what encryption is.
- **Tool guides:** how to use Signal, Tor and two-factor sign-in.
- **Further learning:** choosing a password manager, and privacy with AI tools.
- **Security scenarios:** paths for situations such as a journalist travelling, a protester, or LGBTQ young people.

## Why we point you there

- It goes deeper than Kuuko’s articles, which stay short on purpose.
- It covers more than Kuuko does, such as passwords and safe messaging.
- It’s available in many languages.

Open it in your browser: [ssd.eff.org](https://ssd.eff.org/)

## Sources

- [EFF, Surveillance Self-Defense](https://ssd.eff.org/), opened 28 October 2026