Ключевые слова: alarm, alertness, building, cam, camera, cctv, ceiling, circuit, control, crime, detection, digital, electronic, equipment, exterior, guard, home, indoor, industry, interior, ip, lens, looking, mini, modern, monitor, monitoring, network, office, outdoor, park, privacy, private, property, protect, protection, record, safe, safety, secrecy, secure, security, sky, spy, surveillance, system, technology, thief, video, view, wall, watch, white,