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  • This series brings together all documents relating to government security.

  • How to get a security code to sign in to your GOV.UK One Login and what to do if you're having problems receiving a code.

  • Keep systems and data safe with the appropriate level of security.

  • Advice on how to stay secure online from the UK's National Cyber Security Centre.

  • The National Security Secretariat coordinates security and intelligence issues of strategic importance across government and supports the National Security Adviser and National Security Council. The Joint Intelligence Organisation produces independent all-source assessments on issues of national security and foreign policy...

  • Guidance on how organisations should secure their technology and services to protect UK government information classified as OFFICIAL.

  • The Government Security Profession brings security professionals working in government together to help them gain skills and knowledge. Government Security Profession is part of the Civil Service .

  • The Security Service, MI5, is responsible for protecting the UK against threats to national security. MI5 works with the Home Office is supported by 1 public body .

  • Resources to help local authorities secure their connected places ("smart cities") against cyber threats. This is the updated beta release.

  • How ship security is managed in the UK, and how to comply with UK regulations on ship security.