Types of Surveillance

  • Sentinel Surveillance.
  • Accelerated Disease Control – National Active.
  • National Passive.

What is digital surveillance?

Digital surveillance is the monitoring of computer activity, data stored on a hard drive, or being transferred through computer networks. Digital surveillance is usually done superstitiously and can be done by anyone, government, corporations and even individuals.

What does active surveillance mean?

CCTV (closed-circuit television) is a TV system in which signals are not publicly distributed but are monitored, primarily for surveillance and security purposes.CCTV relies on strategic placement of cameras, and observation of the camera’sinput on monitors somewhere.

Surveillance cameras are video cameras used for the purpose of observing an area. They are often connected to a recording device or IP network, and may be watched by a security guard or law enforcement officer.

What is covert surveillance?

Intrusive surveillance is covert surveillance that is carried out in relation to anything taking place on residential premises or in any private vehicle, and that involves the presence of an individual on the premises or in the vehicle or is carried out by a means of a surveillance device.