Snowden’s New App Turns Your Android Phone into a Pocket-Sized Security System

NSA whistleblower Edward Snowden has joined with the Freedom of the Press Foundation & The Guardian Project to create an open-source Android app called Haven, which turns your phone into a pocket-sized security system.

Haven is for designed for people who need a way to protect their personal spaces and possessions without compromising their own privacy, through an Android app and on-device sensors.

All you need is a spare phone and a healthy dose of paranoia.