Department for Business and Trade written question – answered at on 19 March 2026.
Gareth Davies
Shadow Parliamentary Under Secretary (Business and Trade), Shadow Minister (Business and Trade)
To ask the Secretary of State for Business and Trade, with reference to the Companies House news story titled Update on Companies House WebFiling security issue, published on 16 March 2026, what the total cost to the public purse was for the (a) investigation, (b) independent testing and (c) technical remediation of the identified security vulnerability.
Blair McDougall
Parliamentary Under Secretary of State (Department for Business and Trade)
Companies House’s investigation into the issue is ongoing so it is not yet possible to provide a total cost. The initial investigation and technical remediation work was undertaken by Companies House staff supported by specialist contractors. Further work is planned as the investigation progresses.
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