Jurisdiction(s):
United Kingdom

Supply-chain cyber risk management: supplier mapping, due diligence, subcontracting controls and incident response: UK legal, regulatory and practical guidance for lawyers

Published on: 14 July 2025

Published by a LexisNexis Commercial expert

Legal News

Article summary

Map your supply chain

As noted in the UK Government’s Cyber Security Breaches Survey 2025 (2025 Survey), 45% of large businesses reviewed the cyber security risks arising from their immediate suppliers, compared with 21% of small businesses. This marks a decline from 55% in 2023. Only 25% looked at the risks presented by their wider supply chain. Cyber threats originating outside your organisation are generally harder to detect and to control. Understanding who your direct and indirect suppliers are, what they provide, how they provide it, and which data they hold and can access will help you pick out your critical providers and manage cyber security risks to your business more effectively. Mapping your supply chain will also show which measures can be enforced easily through contracts and place you to respond more quickly to supply chain related cyber incidents and to regulatory requirements. The National Cyber Security Centre (NCSC) has set out guidance on mapping your supply chain. This mapping aids faster incident response and meeting regulatory requirements effectively...

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