Closed-circuit television: Difference between revisions

{{further|War on terror}}

Material collected by surveillance cameras has been used as a tool in post-event forensics to identify tactics, techniques, and perpetrators of [[terrorist attack]]s. Furthermore, there are various projects − such as [[INDECT]] − that aim to detect suspicious behaviours of individuals and crowds.<ref>{{cite journal|last1=Mould|first1=Nick|last2=Regens|first2=James L.|last3=Jensen|first3=Carl J.|last4=Edger|first4=David N.|title=Video surveillance and counterterrorism: the application of suspicious activity recognition in visual surveillance systems to counterterrorism|journal=Journal of Policing, Intelligence and Counter Terrorism|date=30 August 2014|volume=9|issue=2|pages=151–175|doi=10.1080/18335330.2014.940819|s2cid=62710484}}</ref> It has been argued that terrorists will not be deterred by cameras, that terror attacks are not really the subject of the current use of video surveillance and that terrorists might even see it as an extra channel for [[propaganda]] and publication of their acts.<ref>{{cite magazine|title=In the Petabyte Age of Surveillance, Software Polices|url=http://www.popularmechanics.com/technology/security/how-to/a5776/surveillance-cameras-and-data/|magazine=Popular Mechanics|access-date=4 January 2017|date=10 May 2010}}</ref><ref>{{cite web|title=Mehr Videoüberwachung gegen Terroristen - WDR aktuell - Sendung - Video - Mediathek - WDR|url=http://www1.wdr.de/mediathek/video/sendungen/wdr-aktuell/video-mehr-videoueberwachung-gegen-terroristen-100.html|publisher=WDR|access-date=4 January 2017|date=26 October 2016}}</ref> In Germany calls for extended video surveillance by the country's main political parties, [[Social Democratic Party of Germany|SPD]], [[Christian Democratic Union of Germany|CDU]], and [[Christian Social Union in Bavaria|CSU]] have been dismissed as "little more than a [[placebo]] for a subjective feeling of security" by a member of the Left party.<ref>{{cite web|title=Calls increase for sweeping surveillance after Berlin attack|url=http://www.dw.com/en/calls-increase-for-sweeping-surveillance-after-berlin-attack/a-36854715|publisher=Deutsche Welle|access-date=4 January 2017}}</ref>

 

== Prevalence ==