alarm
alert
analyze
attention
auto
big brother
burglar
camera surveillance
cctv
check
communication
computer
connection
control
crime
criminal
cyberspace
danger
detection
eye
guard
industry
job
laptop
monitored area
observation
occupation
over head
paparazzi
phone
photograph
photographing
police
privacy
private
property
protection
reality
recognition
record
remote
risk
robbery
screen
secrecy
secure
security
security camera
security system
surveillance system