Drones are used to deliver contraband — drugs, phones, weapons — over perimeter walls into correctional facilities, and Canadian institutions have reported such incidents for years. Drone detection systems give corrections staff warning of an approach, evidence for investigation, and interdiction-ready intelligence. Detection is lawful in Canada today; mitigation requires Transport Canada authorization under Bill C-15.
The threat
Contraband delivery by drone is the most documented drone threat at Canadian institutions. The method is straightforward and that is precisely the problem: a consumer drone, a payload of drugs, phones, or weapons, a night flight over a perimeter designed to stop people rather than aircraft, and a drop into a yard where the recipient is waiting.
Facilities report that deliveries cluster at night and in low-visibility conditions, that operators launch from concealed positions outside the perimeter, and that repeat targeting of the same institution is common once a route works. A perimeter that cannot see upward is, from the operator's perspective, open.
What detection changes
A detection layer converts the drone problem from discovery-after-the-fact — contraband found in a cell, a crashed airframe found in a yard — into a real-time security event. RF sensors detect an approaching drone's control link and, against common commercial models, locate the operator, which for corrections is the difference between confiscating a package and supporting an arrest. Radar covers the drones that don't emit. Cameras put eyes on the drop. The fused record — track, time, operator position, video — is built for investigators and Crown counsel, not just for an alarm panel.
Fixed sites favour permanent installations: sensors mounted on existing towers and rooflines, coverage shaped to the perimeter and approach corridors, alerts routed into the facility's existing security operations. The recurring question is not whether detection works at a prison — it is one of the best-matched applications in the field — but how alerts become procedure: who is notified, what the yard response is, how evidence is preserved, and how local police are looped in while the operator is still within reach.
The regulatory position
Detection requires no interdiction authorization and is deployable at Canadian institutions today. Mitigation is a different matter: under Bill C-15, Transport Canada can authorize certain entities to interdict drones that present security risks, and correctional services are among the most plausible candidates as the implementing regulations take shape — but until an authorization is in hand, a facility's lawful toolkit is detect, respond on the ground, document, and refer. Institutions planning ahead should follow the regulation tracker and begin the governance groundwork authorization will likely demand. Read the Bill C-15 pillar →