Guidance

Advice for security managers during a heightened threat level

Advice for security managers of crowded places to improve their security stance

• From: National Counter Terrorism Security Office
• Published: 26 May 2017
• Last updated: 15 September 2017
  Show all updates

  1. 15 September 2017

     Threat level increase to critical

  2. 26 May 2017

     First published.

This publication was withdrawn on 30 May 2022

For the latest, up to date versions of NaCTSO guidance, please visit www.protectuk.police.uk. This NaCTSO page is no longer updated.

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Advice for security managers during a heightened threat level

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Operational and tactical advice for security managers of crowded places following a change of the threat level to CRITICAL.