Question to the Cabinet Office:

To ask the Minister for the Cabinet Office, how many assessments of (a) nuclear facilities and (b) other critical infrastructure have been undertaken against his Department's information assurance maturity model; and if he will publish all such assessments undertaken since May 2010.

There is on-going work assessing and mitigating vulnerabilities in UK's critical national infrastructure. Details of this work, including any assessments, are classified.

Progress against the National Cyber Security Strategy is available at: https://www.gov.uk/government/speeches/uk-cyber-security-strategy-statement-on-progress-2-years-on