What are the three types of surveillance?
What are the three types of surveillance?

What are the main types of surveillance?

Surveillance Types

  • Postal services.
  • Computer surveillance.
  • Surveillance cameras.
  • Telephones.
  • Social network analysis.
  • Aerial surveillance.
  • Biometric surveillance.
  • Data mining & profiling.

What are two types of surveillance?

Covert surveillance refers to techniques used which are hidden or disguised so that the subject does not know they are being monitored or watched. Overt surveillance refers to the use of devices which are visible and recognisable such as a signposted CCTV system.

What is basic surveillance?

Basic surveillance techniques rely on identifying patterns in behaviour. In this context, it's useful to think of the 'four sames'. These are: same person. same time of day.