In pre-launch announcements, the UK government stated that the NCSC would first work with the Bank of England to advise financial institutions on how to bolster online defences.

[5] A detailed paper on the creation of the NCSC, including a description of its structure and future challenges, written by the then Director of GCHQ, Robert Hannigan, who is widely credited with establishing the centre, was published by the Royal United Services Institute in February 2019.

[7][8][9][10] Philip Hammond, the Chancellor of the Exchequer, announced an investment of £1.9 billion and an initiative to embed 100 people from industry into the NCSC on secondment.

[11][12] In April 2016, the Ministry of Defence announced that a Cyber Security Operations Centre (CSOC) "to protect the MOD's cyberspace from malicious actors" with a budget of over £40 million will contribute to this initiative.

[21][22] In July 2024, the Centre in collaboration with international partners, revealed a North Korean state-sponsored cyber espionage campaign, aimed at stealing military and nuclear secrets.