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Below you will find definitions of terms used in this website

  • AACS

    Automated Access Control System

  • BASM

    Built Asset Security Manager – A specialist that is responsible for a security-minded approach to digital design and execution and operation of a built asset.

  • BIM

    Building Information Modelling - A process involving the generation and management of digital representations of physical and functional built asset characteristics.

  • BMS

    Building Management System.

  • BRE

    Building Research Establishment - An independent, impartial, research-based consultancy, testing and training organisation, offering expertise in the built environment.


    Building Research Establishment Environmental Assessment Method – Helps clients measure and reduce the environmental impacts of their buildings.

  • BS 7958

    Code of practice for CCTV management and operation.

  • CAD

    Computer Aided Design - The use of computers to design objects.

  • CBRN

    Chemical, Biological, Radiological or Nuclear.

  • CCTV

    Closed Circuit Television

  • Code for Sustainable Homes

    A legacy environmental assessment method for rating and certifying the performance of new homes.

  • CPNI

    The Centre for the Protection of National Infrastructure (CPNI) protects national security by providing protective security advice on physical security, personnel security and cyber security/information assurance.


    Crime Prevention Through Environmental Design.

  • CTSA

    Counter Terrorism Security Advisers (CTSA) are co-ordinated, trained and tasked by the National Counter Terrorism Security Office (NaCTSO), a specialist police organisation co-located with the Centre for the Protection of National Infrastructure (CPNI)

  • Designing out Crime Officer

    A police crime prevention officer or civilian staff who manages Secured by Design applications, and advises crime risk and designing out crime advice for the built environment.

  • Guard Tour Management System

    A guard tour system is a system / process for logging the rounds of employees in a variety of situations such as security guards patrolling property, technicians monitoring climate-controlled environments, and correctional officers.

  • HQM

    Home Quality Mark – A UK standard for new homes, published by BRE, which uses a simple 5-star rating to provide impartial information from independent experts on a new home's design, construction quality and running costs.

  • HVAC

    Heating, Ventilation and Air Conditioning.

  • HVM

    Hostile Vehicle Mitigation - The process for protecting potential assets from vehicle-borne threats ranging from vandalism to VBIED attacks by determined criminals or terrorists.

  • Invacuation

    Moving people to an internal space in an emergency.

  • ISO 11064

    The definition detailing ergonomic principles, recommendations and requirements for the design of workstations found in security control rooms.

  • M&E

    Mechanical and Electrical

  • MTFA

    Marauding Terrorist Firearms Attack.

  • NaCTSO

    National Counter Terrorism Security Office (NaCTSO), a specialist police organisation co-located with the Centre for the Protection of National Infrastructure (CPNI)

  • NVR

    Network Video Recorder

  • PAS 1192-5

    A Publicly Accessible Specification (PAS) for security-minded Building Information Modelling (BIM), digital built environments and smart asset management.

  • PAS 97

    A Publicly Accessible Specification (PAS) for guidance on mail screening.


    Person-Borne Improvised Explosive Device - An improvised explosive device placed upon a persons body and then detonated.

  • PMRS

    Private Mobile Radio System.

  • PSIM

    Physical Security Information Management

  • RSES

    Register of Security Engineers and Specialists – A register of independently assessed members that is open to engineers, applied scientists and specialists who focus their knowledge on securing the built environment and infrastructure.

  • Scope Gap Analysis

    A technique that businesses use to determine what steps need to be taken in order to move from its current state to its desired, future state. Also called need-gap analysis, needs analysis, and needs assessment.

  • Section 106

    Developer contributions agreed as part of the planning process.

  • Secured by Design

    A limited company that lists tested security products, and police initiative that seeks to encourage the construction industry to adopt crime prevention measures.

  • Suitably Qualified Security Specialist

    A consultant meeting the experience, qualification and membership requirements of the relevant BREEAM scheme.

  • TSCM

    Technical Surveillance Counter-Measures - A service provided to detect the presence of technical surveillance devices and hazards and to identify technical security weaknesses that could aid in the conduct of a technical penetration of the surveyed facility.


    Vehicle Borne Improvised Explosive Device - An improvised explosive device placed inside a car or other vehicle and then detonated.

  • VCOM

    Voice Communication

  • VMS

    Video Management System.