Cyber essentials and the supply chain: a leader’s guide
Guest blog by Sakif Zafar, Principal Information Security Consultant at Littlefish Group #techUKSupplyChainSecurityWeek
Sakif Zafar
Principal Information Security Consultant, Littlefish Group
Time and again, cyber-attacks have demonstrated how quickly business operations can be disrupted, particularly when weaknesses exist within the supply chain. The critical question here being, if one of your suppliers goes down, how quickly does that risk become your risk?
Given the interconnectedness of business ecosystems today, the honest answer here is “almost immediately” – which is precisely why the UK’s National Cyber Security Centre (NCSC) has published a new Cyber Essentials Supply Chain Playbook that calls on senior leaders to embed Cyber Essentials (CE) as a standard requirement for suppliers.
As Cyber Security Minister Liz Lloyd explains, the Playbook is designed to help organisations manage supply chains more effectively, ensuring operations are protected every step of the way.
Why leaders need to pay attention
The Playbook is clear in its assessment: cyber‑attacks are increasing in both frequency and impact, and weaknesses in supply chains continue to amplify disruption and financial risk.
According to the NCSC, only a small proportion of organisations have a firm grip on the cyber risks posed by their immediate suppliers, and that leaves a significant assurance gap for most businesses. The government’s steer here is that Cyber Essentials should become the baseline expectation across the supply base, supported by procurement and security teams working together.
This approach makes sense. After all, Cyber Essentials provides a proven, practical defence against common internet‑based attacks and is accessible enough to be adopted by suppliers of all sizes. Evidence also shows that organisations with Cyber Essentials controls in place are more resilient and more trusted by customers, partners, and insurers.
For leaders, making CE an entry‑level requirement raises the security baseline, reduces friction in supplier due diligence, and sends a clear signal to the market about expectations.
Turning the Playbook into action
The real value of the Supply Chain Playbook lies in how leaders translate it into action. At board level, this is about moving from awareness to accountability and making cyber resilience a shared responsibility.
In practice, this often means:
- Understanding supplier risk
Identifying which suppliers could materially disrupt operations if compromised and prioritising them based on business impact.
- Setting clear security expectations
Defining tiered supplier requirements, with Cyber Essentials as the baseline for most suppliers and Cyber Essentials Plus or additional controls for higher‑risk relationships.
- Embedding CE into procurement
Making Cyber Essentials a standard requirement in RFPs, contracts, and pre‑qualification questionnaires to avoid ambiguity later.
- Supporting supplier adoption
Recognising that not all suppliers are security experts and signposting NCSC guidance and readiness tools to help them meet requirements.
- Monitoring and maintaining assurance
Tracking certification status over time and having clear plans in place if controls lapse.
Cyber Essentials is a baseline, not a ceiling
At Littlefish Group, we see Cyber Essentials as a minimum viable assurance for suppliers that touch your data, systems, or brand. It’s practical, cost‑effective, and aligned with how real‑world threats unfold.
That said, context matters. Cloud‑heavy supply chains, highly critical suppliers, and fast‑moving vendors may require additional controls, tighter remediation timelines, and stronger incident response expectations. Cyber Essentials provides the foundation, but leaders should build on it where risk demands.
Building resilience beyond the perimeter
While accountability for supply chain cyber risk sits with the organisation, delivery doesn’t have to. Cyber Essentials offers a clear, scalable baseline that leaders can wrap governance, expertise, and ongoing assurance around.
Used well, the NCSC’s Supply Chain Playbook allows organisations to strengthen resilience across their supplier ecosystem without placing unrealistic demands on internal teams or third parties – and that’s a win for everyone involved.
Cyber Resilience Programme activities
techUK brings together key players across the cyber security sector to promote leading-edge UK capabilities, build networks and grow the sector. techUK members have the opportunity to network, share ideas and collaborate, enabling the industry as a whole to address common challenges and opportunities together. Visit the programme page here.
Upcoming events
Latest news and insights
Learn more and get involved
Cyber Resilience updates
Sign-up to get the latest updates and opportunities from our Cyber Resilience programme.
Meet the team
Jill Broom
Head of Cyber Resilience, techUK
Jill leads the techUK Cyber Resilience programme, having originally joined techUK in October 2020 as a Programme Manager for the Cyber and Central Government programmes. She is responsible for managing techUK's work across the cyber security ecosystem, bringing industry together with key stakeholders across the public and private sectors. Jill also provides the industry secretariat for the Cyber Growth Partnership, the industry and government conduit for supporting the growth of the sector. A key focus of her work is to strengthen the public–private partnership across cyber to support further development of UK cyber security and resilience policy.
Before joining techUK, Jill worked as a Senior Caseworker for an MP, advocating for local communities, businesses and individuals, so she is particularly committed to techUK’s vision of harnessing the power of technology to improve people’s lives. Jill is also an experienced editorial professional and has delivered copyediting and writing services for public-body and SME clients as well as publishers.
- Email:
- [email protected]
- Website:
- www.techuk.org/
- LinkedIn:
- https://www.linkedin.com/in/jill-broom-19aa824
Read lessmore
Annie Collings
Senior Programme Manager, Cyber Resilience, techUK
Annie is the Programme Manager for Cyber Resilience at techUK. She first joined as the Programme Manager for Cyber Security and Central Government in September 2023.
In her role, Annie supports the Cyber Security SME Forum, engaging regularly with key government and industry stakeholders to advance the growth and development of SMEs in the cyber sector. Annie also coordinates events, engages with policy makers and represents techUK at a number of cyber security events.
Before joining techUK, Annie was an Account Manager at a specialist healthcare agency, where she provided public affairs support to a wide range of medical technology clients. She also gained experience as an intern in both an MP’s constituency office and with the Association of Independent Professionals and the Self-Employed. Annie holds a degree in International Relations from Nottingham Trent University.
- Email:
- [email protected]
- Twitter:
- anniecollings24
- LinkedIn:
- https://www.linkedin.com/in/annie-collings-270150158/
Read lessmore
Olivia Staples
Junior Programme Manager - Cyber Resilience, techUK
Olivia Staples joined techUK in May 2025 as a Junior Programme Manager in the Cyber Resilience team.
She supports the programs mission to promote cyber resilience by engaging key commercial and government stakeholders to shape the cyber resilience policy towards increased security and industry growth. Olivia assists in member engagement, event facilitation and communications support.
Before joining techUK, Olivia gained experience in research, advocacy, and strategic communications across several international organisations. At the Munich Security Conference, she supported stakeholder engagement and contributed to strategic communications. She also worked closely with local and national government stakeholders in Spain and Italy, where she was involved in policy monitoring and advocacy for both public and private sector clients.
Olivia holds an MSc in Political Science (Comparative Politics and Conflict Studies) from the London School of Economics (LSE) and a BA in Spanish and Latin American Studies from University College London (UCL).
Outside of tech, Olivia enjoys volunteering with local charities and learning Norwegian.
- Email:
- [email protected]
Read lessmore
Authors
Sakif Zafar
Senior Cyber Security Consultant, Littlefish
