Mobile phones have become commonplace and basic communications tools—now used not only for phone calls, but also for accessing the Internet, sending text messages, and documenting the world.

In all modern mobile networks, the cellular provider can calculate where a particular subscriber's phone is located whenever the phone is powered on and registered with the network. The ability to do ...

Your phone is filled with all sorts of antennas and sensors that collect a wealth of information. Here’s a rundown of some of them. The Global Positioning System (GPS) lets devices anywhere in the ...

With so many companies and websites offering tools geared towards helping individuals improve their own digital security, how do you choose the tools that are right for you? We don’t have a foolproof ...

Nós somos a Electronic Frontier Foundation, uma organização sem fins lucrativos que há quase 30 anos trabalha para proteger a privacidade. O Guia de Autodefesa contra Vigilância é nossa ferramenta com ...

Below are step-by-step tutorials to help you install and use handy privacy and security tools. Surveillance Self-Defense encourages you to think about online privacy and security in a sophisticated ...

Tips and tools to help you more safely access LGBTQ resources, navigate social networks, and avoid snoopers. If you lack proper support and access to LGBTQ resources, this guide teaches you how to ...

The revolution may not be tweeted, but modern activism is nonetheless often reliant on online organizing. This playlist will teach you how to understand the risks activists face and how to protect ...

There are many privacy and security guides on the Internet that teach users to use a specific set of tools, such as password safes or VPNs or the Tor Browser Bundle. SSD includes step-by-step ...

Somos la Electronic Frontier Foundation, una organización independiente sin fines de lucro que trabaja para proteger la privacidad en línea desde hace casi treinta años. Esto es Autoprotección Digital ...

This page was translated from English. The English version may be more up-to-date. We've updated this guide to a new page. Please see the new version here. Signal is ...