Free Republic

Government agencies and private security companies in the U.S. have found a cost-effective way to engage in warrantless surveillance of individuals, groups and places: a pay-for-access web tool called Fog Reveal. The tool enables law enforcement officers to see “patterns of life” – where and when people work and live, with whom they associate and what places they visit. The tool’s maker, Fog Data Science, claims to have billions of data points from over 250 million U.S. mobile devices. Fog Reveal came to light when the Electronic Frontier Foundation (EFF), a nonprofit that advocates for online civil liberties, was investigating...

In Part 1 of our series on Fog Data Science, we saw how when you give some apps permission to view your location, it can end up being packaged and sold to numerous other companies. Fog Data Science is one of those companies, and it has created a sleek search engine called Fog Reveal that allows cops to browse through that location data as if they were Google Maps results. In this article, we’ll be taking a deep dive into Fog Reveal’s features. Although accounts for Reveal are typically only available to police departments, we were able to analyze the...