About us

The National Counter Terrorism Security Office (NaCTSO) is a police unit that supports the 'protect and prepare' strands of the government’s counter terrorism strategy.

Who we are

We’re a police unit with around 10 staff, 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:

Photo credits

Crowd photo by Michael Spencer on Flickr. Used under Creative Commons.
Radioactive sign photo by Stephen Korecky on Flickr. Used under Creative Commons.
Ambulances photo by Francis Tyers on Wikimedia Commons. Used under the GNU Free Documentation License.
CCTV photo by Lydia on Flickr. Used under Creative Commons.