PASADENA — The drone intruder was roaming around the Rose Bowl Stadium as 94,000 fans cheered, oblivious to the threat. But scientists testing a new security device at the game knew: they detected its radio signals and seized control of the gatecrasher. This was only a simulation, but if the unmanned drone had been a security risk they could have forced it down — even though the airwaves were choked by thousands of smartphones and Wi-Fi hotspots. “It’s like being at a rock concert and trying to listen to someone at the other end of the stadium,” said Randy Villahermosa, […]
