Committees

National Security Strategy (Joint Committee)

Joint Select Committee

The Joint Committee on the National Security Strategy scrutinises the structures for Government decision-making on national security, particularly the role of the National Security Council and the National Security Adviser. You can follow the Committee on X (formerly Twitter) using @JointCtteNSS.

Reports, special reports and government responses

View all reports and responses
First Report - A hostage to fortune: ransomware and UK national security
Inquiry Ransomware
Open PDF
1MB
Open HTML
Opens in new window
HC 194 / HL 23
Report
Response to this report
Second Special Report - A hostage to fortune: ransomware and UK national security: Government Response to the Committee’s First Report
Open PDF
230KB
Open HTML
Opens in new window
HC 601 / HL 74
Special Report
Second Special Report - A hostage to fortune: ransomware and UK national security: Government Response to the Committee’s First Report
Inquiry Ransomware
Open PDF
230KB
Open HTML
Opens in new window
HC 601 / HL 74
Special Report
Second Report - The Conflict, Stability and Security Fund
Work Conflict, Stability and Security Fund (Non-inquiry session)
Open PDF
245KB
Open HTML
Opens in new window
HC 1389 / HL 253
Report
Response to this report
First Special Report - The Conflict, Stability and Security Fund: Government Response to the Committee’s Second Report of Session 2022–23
Open PDF
163KB
Open HTML
Opens in new window
HC 349 / HL Paper 22
Special Report

Correspondence

View all correspondence
Correspondence to the Chancellor of the Duchy of Lancaster, dated 10 April 2025
Open PDF
137KB
Correspondence
Correspondence from Dan Jarvis MBE MP, Security Minister following oral evidence held on 17 March on Defending Democracy, dated 16 April 2025
Work Defending Democracy (Non-inquiry session)
Open PDF
526KB
Correspondence
Correspondence to Dan Jarvis MBE MP, Security Minister following oral evidence held on 17 March on Defending Democracy, dated 28 March 2025
Work Defending Democracy (Non-inquiry session)
Open PDF
422KB
Correspondence

Oral evidence transcripts

View all oral evidence transcripts
28 April 2025
Work UK strategic posture (Non-inquiry session)
Witnesses Professor Sir David Omand (Visiting Professor at King’s College London, and former UK Security and Intelligence Coordinator at Cabinet Office), Professor Ciaran Martin (Professor of Practice in the Management of Public Organisations at University of Oxford, and former Chief Executive at National Cyber Security Centre), Dr Leslie Vinjamuri (Director of the US and Americas programme at Chatham House), and Dr Rob Johnson (Director of the Strategy, Statecraft, and Technology (Changing Character of War) Centre at University of Oxford, and former Director of the UK Office of Net Assessment and Challenge at Ministry of Defence)
Open PDF
51KB
Open HTML
51KB
Oral Evidence
17 March 2025
Work Defending Democracy (Non-inquiry session)
Open PDF
45KB
Open HTML
45KB
Oral Evidence
3 March 2025
Work Offensive cyber (Non-inquiry session)
Open PDF
54KB
Open HTML
54KB
Oral Evidence

Written evidence

View all written evidence
European Subsea Cables Association (USC0026)
Inquiry Undersea cables
Open PDF
48KB
Open HTML
48KB
Department for Science, Innovation and Technology (USC0022)
Inquiry Undersea cables
Open PDF
62KB
Open HTML
62KB
Indeximate Ltd (USC0023)
Inquiry Undersea cables
Open PDF
19KB
Open HTML
19KB

Other publications

Government Responses
The Government has undertaken to respond to most committee reports within two months, although there are exceptions to this rule.
8 published
Formal Minutes
Formal minutes produced for committee meetings.
13 published
Older evidence
Written evidence and oral evidence transcripts transferred from our archive website.
9 published
Other documents
Other documents connected to the committee's work.
3 published
Pre-2010 publications
Committee documents published online before May 2010.

Contact us

  • Email: jcnss@parliament.uk
  • Phone: 020 7219 4043 (general enquiries) | 07720 143396 (media enquiries)
  • Address: Joint Committee on the National Security Strategy, House of Commons, London, SW1A 0AA