Rayhunter: Device to Detect Cellular Surveillance

The EFF has created an open-source hardware tool to detect IMSI catchers: fake cell phone towers that are used for mass surveillance of an area. It runs on a $20 mobile hotspot...

Edward Snowden Designs an iPhone Case to Detect & Block Wireless Snooping

We just cannot imagine our lives without smartphones, even for a short while, and NSA whistleblower Edward Snowden had not owned a smartphone since 2013 when he began leaking NSA documents that exposed the government's global surveillance program. Snowden fears that cellular signals of the...