Government Cyber Coordination Centre (GC3)
The Government Cyber Coordination Centre (GC3) coordinates the operational response to cyber threats, vulnerabilities and incidents affecting the government, centrally delivers a range of security operations services, and enables operational cyber teams across government to communicate and collaborate.
GC3 is a collaborative initiative between the Department for Digital, Culture, Media and Sport (DCMS), the National Cyber Security Centre (NCSC), and departmental cyber security teams across central government. We bring the best of all our partner organisations together in support of a single mission.
Our services
Our services enable cyber security teams to coordinate, communicate and collaborate. Services that we deliver include:
- Detection for Government
- Vulnerability Reporting Service
- Disclosure for Government
- Threat and Vulnerability Alerts
- Report a cyber incident (formerly the Incident Coordination and Response service)
- Regular Threat and Vulnerability Reporting
- GC3 Skills for Government
We provide our services primarily to central government departments and their arm’s length bodies (ALBs). Some of our services are also accessible to the wider public sector, and you can see specific details of scope on each service page.
GC3 Year in Review 2025
Looking back at the critical role GC3 played in strengthening the UK Government's cyber resilience and the foundations it has laid for the future.