The National Cyber Security Centre

Helping to make the UK the safest place to live and do business online. Read more about the NCSC.

The National Cyber Security Centre a part of GCHQ

NCSC building with logo

An NCSC statement on the Scottish Parliament cyber incident.

Meet five women leading the way for diversity within the NCSC.

Cyber security diversity

NCSC case studies now available

How Ofqual (Office of Qualifications and Examinations Regulation) implemented two-factor authentication to improve usability and security.

The JAC’s Head of Digital explains how guidance from the NCSC helped to transform authentication and login at the Judicial Appointments Commission.

Easier logins, better connectivity, genuinely portable devices: improving the mobile user experience at West Berkshire Council.

NCSC industry 100 copyright NCSC

At the NCSC we are inviting organisations of all sizes to work with us to achieve a greater understanding of the cyber security environment.

Active Cyber Defence

Four ‘Active Cyber Defence’ programmes will help to immediately improve basic cyber security across UK business and government departments.

Ian Levy explains why the NCSC asked Nominet to build this critical service.

The UK Public Sector DNS service is now live - here is what it is and how to use it.

See more about our role after the NIS Directive's implementation, and how we'll be helping those designated operators of essential services and competent authorities

Lights over Europe

Ransomware Guidance

Guidance for enterprise administrators who want to reduce the likelihood of being held to ransom by WannaCry (or other types of ransomware).

Guidance for home users or small businesses who want to reduce the likelihood of being held to ransom by WannaCry (or other types of ransomware).

How to prevent a ransomware incident, and what to do if your organisation is infected.

Find out about the NCSC...

The NCSC is making the UK one of the safest places in the world to live and do business online.

Read about the key events that lead to the formation of the National Cyber Security Centre.

The head of the NCSC leadership team is Chief Executive Officer, Ciaran Martin. 

Services and resources

Cyber Aware provides cyber security advice for small businesses and individuals. By using strong passwords made up of three random words and always downloading the latest software updates, you can help protect your devices from cyber criminals.

Protect your business against cyber threats. Cyber Essentials is a government-backed and industry-supported scheme to guide businesses in protecting themselves against cyber threats. Cyber Essentials is for all organisations, of all sizes, and in all sectors - we encourage all to adopt the requirements as appropriate to their business.

Join our community on CiSP. CiSP allows members from across sectors and organisations to exchange cyber threat information in real time, in a secure and dynamic environment, while operating within a framework that protects the confidentiality of shared information.