Full denial of any of the satellite navigation systems operating around the world: GPS, Glonass, Beido, Compass, Galileo on all frequencies and modes are being used.
Drones are already capable of delivering chemicals and explosives over medium-long ranges, solo or in swarms. There are currently no regulations or sufficient countermeasures in place to stop someone from flying a heavily armed drone into a busy city or airspace. Even with unarmed drones, significant damage can be inflicted by targeting commercial aircraft during take-off and landing. Achilles can mak the difference. Although non-ITAR, export restrictions may apply.
For details and specifications download the brochure...