Surveillance systems are those kinds of systems that are used to monitor behavior of people, processes or even objects. Surveillance systems gave rise to system surveillance, which is a process in which the behavior of people is undertaken within particular systems for conformity to desired or expected standards in systems that are trusted for social or security control. There are different kinds of surveillance systems depending on what type of monitoring one wish to undertake. There can be surveillance systems associated with clinical services which is used to monitor diseases and public health related indicators like the symptoms that may indicate an act of bioterrorism. This type of surveillance systems is used by public health officials and also epidemiologists. There is also surveillance systems related to sound but the most common of these surveillance systems is the video surveillance.

There is surveillance system commonly associated with video surveillance called Closed-circuit television or more commonly known as the CCTV surveillance systems. This system makes use of video cameras so as to be able to make a transmission of a signal to a location that is specified and it is limited to a certain number of monitors. This CCTV surveillance systems is the one that is often used for surveillance and therefore will vary greatly from the broadcast television where it does not openly transmitted even though it might employ wireless links from point to point. These CCTV surveillance systems have been on the rise because they are used in many places nowadays than earlier days. This has made these systems to be cheaper and relatively available to many but not without some disgruntled individuals also. The CCTV surveillance systems can be seen in public areas like casinos, banks, airports, convenience stores and also military installations which are public areas that require monitoring through the use surveillance systems to ensure maximum protection

CCTV surveillance systems has made people start a debate about which is more important between privacy and surveillance. The CCTV surveillance systems equipments can also be found on the streets to aid in traffic report and also in crime reduction. These video surveillance systems are mainly put in public areas to ward of criminals when they are placed in obvious locations. The surveillance systems will trip the criminal who will fear committing the kind of criminal activity they had planned to undertake. While these criminals completely disregard the use of them, surveillance systems can be used as evidence to track down and identify the perpetrator of the particular crime. These types of surveillance systems that make use of video can also be found in certain schools especially in universities to compact incidences of crimes during student’s strike. The CCTV surveillance systems can also be found installed in houses of people especially on the front porch to know who is in the vicinity.