Ключевые слова: alarm, alertness, camcorder, camera, cctv, circuit, computer monitor, control, copy space, danger, detection, device, digital, domestic life, electronic, equipment, guard, identity, internet, mobile app, monitoring, network, observe, online, operator, optic, police, privacy, private, professional, property, protection, recording, risk, safe, safety, security, security system, service, spy, surveillance, system, technology, theft, tracking, urban, video, watching, webcam, wireless technology,