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  2. Natural surveillance - Wikipedia

    en.wikipedia.org/wiki/Natural_surveillance

    Natural surveillance is a term used in crime prevention through environmental design (CPTED) models for crime prevention. Natural surveillance limits the opportunity for crime by taking steps to increase the perception that people can be seen. Natural surveillance occurs by designing the placement of physical features, activities and people in ...

  3. Crime prevention through environmental design - Wikipedia

    en.wikipedia.org/wiki/Crime_prevention_through...

    Crime prevention through environmental design (CPTED) is an agenda for manipulating the built environment to create safer neighborhoods. It originated in the contiguous United States around 1960 when urban designers recognized that urban renewal strategies were risking the social framework needed for self-policing .

  4. Defensible space theory - Wikipedia

    en.wikipedia.org/wiki/Defensible_space_theory

    Natural surveillance – the link between an area's physical characteristics and the residents' ability to see what is happening; Image – the capacity of the physical design to impart a sense of security; Milieu – other features that may affect security, such as proximity to a police substation or busy commercial area

  5. Dead-end street - Wikipedia

    en.wikipedia.org/wiki/Dead-end_street

    CPTED planning principles suggest increased natural surveillance and sense of ownership as a means of fostering security in a neighborhood. Both of these phenomena occur naturally on a cul-de-sac street as does social networking. Design guidelines based on the CPTED perspective recommend its use for those reasons.

  6. Hostile architecture - Wikipedia

    en.wikipedia.org/wiki/Hostile_architecture

    Bolts installed on the front steps of a building to discourage sitting and sleeping. Hostile architecture, also known as defensive architecture, hostile design, unpleasant design, exclusionary design, anti-homeless architecture, or defensive urban design, is an urban-design strategy that uses elements of the built environment to purposefully guide behavior.

  7. Talk:Crime prevention through environmental design - Wikipedia

    en.wikipedia.org/wiki/Talk:Crime_prevention...

    Thanks for bringing this out with your question. At the time I created this article, the term prevention was a source of criticism (and rejection) of CPTED from within the law enforcement culture in that the term prevention implies more of a physical cause-and-effect relationship than exists with CPTED. CPTED is focussed on preventing physical ...

  8. List of government mass surveillance projects - Wikipedia

    en.wikipedia.org/wiki/List_of_government_mass...

    Data Retention Directive: A defunct directive requiring EU member states to store citizens' telecommunications data for six to 24 months and allowing police and security agencies to request access from a court to details such as IP address and time of use of every email, phone call, and text message sent or received.

  9. Countersurveillance - Wikipedia

    en.wikipedia.org/wiki/Countersurveillance

    Countersurveillance refers to measures that are usually undertaken by the public to prevent surveillance, [1] including covert surveillance.Countersurveillance may include electronic methods such as technical surveillance counter-measures, which is the process of detecting surveillance devices.