In Bel Air, thieves used a Wi-Fi jammer to disrupt home security cameras during a burglary, rendering surveillance footage unusable. The device, which can be built for under $60 and assembled in less than 30 minutes, causes data interference by targeting cameras. Experts suggest updating firmware and hardware and using multiple cameras to mitigate such attacks. The most effective countermeasure is to have an SD card recording backup or hardwired surveillance cameras. Bel Air Police are investiga