About us
The National Counter Terrorism Security Office (NaCTSO) is a police hosted unit that supports the 'protect and prepare' strands of the government’s counter terrorism strategy.
Who we are
The National Counter Terrorism Unit is a police hosted unit that is part of The National Police Chiefs’ Council (NPCC).
We support a network of about 190 counter terrorism security advisors (CTSAs) who work within local police forces as officers and staff. Their primary role is to provide help, advice and guidance on all aspects of counter terrorism protective security to specified industry sectors.
Our responsibilities
We provide the help, advice and guidance to government and industry to protect from terrorist threat:
- crowded places throughout the UK
- hazardous sites and dangerous substances
- the critical national infrastructure (working with the Centre for Protection of National Infrastructure (CPNI)
- personal security