The ministry said a large amount of sensitive data had been generated during aircraft production and flight, and this had to be managed to prevent tampering, corruption and breaches of security.
It also warned that drones were small, low-cost, made of non-metallic materials, and had high-resolution cameras, making them hard to track and raising the possibility of unauthorised surveillance of sensitive areas.
The low-altitude economy generally refers to activities within airspace below 1,000 metres (3,280 feet).
The aircraft can have a range up to 3km (1.9 miles).