Ключевые слова: access, aigenerated, alarm, area, barbed, barrier, boundary, breach, cameras, control, controlled, controls, crime, defense, defensive, detection, deterrent, entry, fence, fencing, fortified, intrusion, lockdown, management, measures, monitoring, perimeter, physical, prevention, protection, protocols, razor, restricted, risk, safeguard, safety, secure, security, signs, solutions, surveillance, system, technology, trespassing, unauthorized, warning, wire,