Refinery security - Security beat

Unmanned aerial vehicles (UAVs), or drones, present a range of threats, from the careless and clueless to the criminal. While many incidents may seem harmless, the threat to any location at any time depends on a range of factors. Drones are inexpensive for criminals to buy or make, and there are continuously improving battery, airspeed, and payload capabilities. UAVs can also fly without an RF signal to jam or hack. Fortunately, sensor technologies including radar are available for security ag...