Ключевые слова: alarm, background, building, camera, caucasian, cctv, concept, control, crime, detection, digital, electronic, equipment, guard, home, internet, lens, look, modern, monitor, monitoring, observe, office, outdoor, person, privacy, private, professional, property, protect, protection, record, safe, safety, secure, security, service, smart, space, spy, surveillance, system, technology, television, video, view, wall, watch, watching, white,