DSIT told us that it was a matter of urgency that the issue of legacy systems in government is addressed, not only to take advantage of the opportunities offered by AI, but also to address other risks including cyber security vulnerabilities. It emphasised prioritising the “systems that have the most valuable data” and “the highest levels of security vulnerability”.9 It added 4 C&AG’s Report, para 2 and Figure 1; DSIT, A blueprint for modern digital government, January 2025 5 Committee of Pub...

DSIT told us that it was a matter of urgency that the issue of legacy systems in government is addressed, not only to take advantage of the opportunities offered by AI, but also to address other risks including cyber security vulnerabilities. It emphasised prioritising the “systems that have the most valuable data” and “the highest levels of security vulnerability”.9 It added 4 C&AG’s Report, para 2 and Figure 1; DSIT, A blueprint for modern digital government, January 2025 5 Committee of Public Accounts, Use of AI in Government- Written evidence 6 Qq 18, 22 7 DSIT, State of digital government review, January 2025, pp 5, 17 8 Q 44; CDDO, Tran Type: conclusion | Number: 7 | Response status: not_addressed Government response: The government agrees with the Committee’s recommendation. Target implementation date: Winter 2025 1.2 The Department for Science, Innovation and Technology (DSIT) will carry out this work in two steps. Firstly, working with HM Treasury (HMT), DSIT has conducted a