Ключевые слова: alarm, alertness, background, blurred, building, burglar, business, camera, cctv, city, control, copy, crime, danger, day, detector, device, digital, electronic, equipment, exterior, facade, grey, guard, house, industry, inspect, modern, monitoring, object, observe, outdoors, prevention, privacy, private, property, protection, safety, security, space, style, system, technology, text, urban, video, view, wall, window,