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This page contains various organisations involved in the security profession and their related services available to government.

Government Security Group (GSG)

You can find out more about GSG and the Government Security Profession here.

National Cyber Security Centre (NCSC)

You can find out more about NCSC here.

NCSC Active Cyber Defence (ACD)

ACD is a suite of tools and services from NCSC to help eligible organisations check their services, and detect and disrupt threats.

You can find more information about ACD services on NCSC's website.

Government Security Centres (GSeCs)

The 5 Government Security Centres (GSeCs) were established to fill a cross-functional gap in delivering simple, streamlined and smarter security services, as well as standardising advice and consultancy services and products by domain experts.

See GSeCs.

GSeC International

See GSeC International.

Cyber GSeC

See Cyber GSeC.

Protective Security Centre

See Protective Security Centre.

Security and Education Awareness Centre

See Security and Education Awareness Centre (SEAC).

Industry Security Awareness Centre

See Industry Security Awareness Centre (ISAC).

Central Digital and Data Office (CDDO)

You can find out more about CDDO here.

Securing Digital Transformation

You can contact the Security Digital Transformation team in CDDO using securing-gov-services[at]