Smart city leaders are rightfully concerned about cybersecurity. Securing smart digital cities with millions of IOT devices from rogue actors with easy access to Internet connections anywhere in the world requires constant vigilant effort. Unfortunately, away from all the headlines of cybersecurity lies a new, but equally concerning threat: rogue actors with easy access to inexpensive drones that can violate individual privacy, menace citizenry in public spaces, and deliver contraband or even lethal payloads.