Hidden Level | 6,884 followers on LinkedIn. We're here to make the world a safer place. | Hidden Level delivers the most advanced airspace monitoring capabilities on the planet, spotting threats further, faster, and in stealth forms. Using cutting-edge passive radar and RF direction-finding, our systems provide real-time detection and tracking of aerial threats—from low-flying drones to high-altitude aircraft—without emitting signals or compromising privacy, ensuring operational awareness for mission-critical security.