Guidance

Defence Cyber Protection Partnership

A joint Ministry of Defence and industry initiative to improve the protection of the defence supply chain from the cyber threat.

• From: Ministry of Defence
• Published: 12 September 2019
• Last updated: 2 January 2025
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  1. 2 January 2025

     Added 'Letter to Defence Industry CEOs/Defence Leads about driving cyber resilience in the supply chain'.

  2. 9 September 2024

     Webpage updated with most recent information.

  3. 23 May 2024

     Added 'Defence Standard 05-138 issue 4' message.

  4. 23 November 2023

     Added 'Christmas closure' message.

  5. 28 February 2023

     New section added: 'Supplier Assurance Questionnaire in the interim process: upcoming change'.

  6. 23 December 2022

     Added a link to the 'Cyber Implementation Plan (CIP)' page.

  7. 13 December 2022

     Added information about Christmas processing dates.

  8. 11 August 2022

     Added 'Supplier Cyber Protection Service - Interim Process' section.

  9. 31 March 2022

     Updated a call to action box.

  10. 1 July 2021

      Updated the page with a new interim process for new contracts (first paragraph), and added links to version 3 of "Cyber security for defence suppliers (Def Stan 05-138)".

  11. 4 June 2021

      Added new content under page heading: Interim DCPP Cyber Security Model process. Removed old content.

  12. 30 March 2021

      Updated main page content.

  13. 22 January 2021

      Updated page information.

  14. 24 July 2020

      Added 'Recommended links', removed update from November 2019.

  15. 9 April 2020

      Updated the COVID-19 message under the 'latest' heading. .

  16. 9 April 2020

      Added a COVID-19 update under the 'latest' heading.

  17. 28 January 2020

      Addition of links: 'Supplier Cyber Protection Service: Pre 12/11/19 Risk Assessment workflow' and 'Supplier Cyber Protection Service: Pre 12/11/19 Supplier Assurance Questionnaire'.

  18. 13 December 2019

      Updated 'Supplier Assurance Questionnaire' and useful links section.

  19. 6 December 2019

      Updated links.

  20. 25 October 2019

      Updated the information in the 'latest' section.

  21. 12 September 2019

      First published.

Letter to Defence Industry CEOs/Defence Leads about driving cyber resilience in the supply chain

Defence Cyber Protection Partnership (DCPP) is a joint Ministry of Defence (MOD) and industry initiative to improve the protection of the defence supply chain from the cyber threat.

The DCPP reports into the Defence Suppliers’ Forum.

The membership of the DCPP includes:

• UK Ministry of Defence (MOD)
• National Cyber Security Centre (NCSC)
• Department for Science, Innovation and Technology
• ADS (a UK trade association representing small and medium enterprises in the aerospace, defence, security, and space sectors)
• Specified Defence prime suppliers

Further information

• The Cyber Security Model
• Secure by Design guidance

Queries

Email: ukstratcomdd-cydr-dcpp@mod.gov.uk.

Responses will normally be provided within two working days.