Raytheon software tracks you online

In this video obtained by the Guardian, Raytheon's 'principal investigator' Brian Urch explains how the Rapid Information Overlay Technology (Riot) software uses photographs on social networks. These images sometimes contain latitude and longitude details – automatically embedded by smartphones within so-called 'exif header data'. Riot pulls out this information, analysing not only the photographs posted by individuals, but also the location where these images were taken