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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.


    Security Assurance by BRE. Accreditation process for the identification, management and subsequent formulation of appropriate mitigation strategies against any anticipated or perceived security risks throughout the design, construction, and operations phases of development, in alignment with HEA06 BREEAM ‘Safety and Security’ New Construction 2018.

  • 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.

  • SNA

    Security Needs Assessment. Procedure used to identify any perceived risks or threats, environmental cues and features that may affect the overall security of a development, and advise on suitable mitigation measures to mitigate against any such issues identified, in alignment with HEA06 ‘Safety and Security’ BREEAM New Construction 2014 & 2018.

  • 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.