Cyber-security policy in the UK: execution will define success

The UK Government has rarely been bolder in its cyber-security policy than in 2025. Within months, it has proposed a wide-ranging Cyber Security and Resilience Bill, announced a ban on ransom payments for public bodies and critical national infrastructure, launched a Cyber Growth Action Plan to accelerate the sector, and committed £1 billion to a new Cyber and Electromagnetic Command. 

 

Amid a year marked by high-profile cyber-incidents, the UK’s 2025 cyber-security agenda feels both timely and necessary. Cases across sectors from retail and manufacturing to critical national infrastructure have underscored the importance of strengthening national resilience. These events have brought clarity to where progress is most needed, reinforcing the value of the government’s renewed focus on cyber-capability.

 

These policies show that cyber-security is no longer seen as an isolated IT problem but rather a systemic risk to businesses, the economy, and national security. That recognition is a major step forward, and ministers and policymakers deserve credit for setting such a clear new direction. Yet ambition alone does not guarantee resilience, and success will depend on how effectively policy translates into action. Security policy always involves a fine balance between protecting operations and maintaining their effectiveness.

 

The proposed Cyber Security and Resilience Bill would expand the UK’s Network and Information Systems regulations to cover more of the digital backbone such as data centres, managed service providers and other critical suppliers. Regulators would gain stronger enforcement powers and organisations would face tighter incident reporting duties. These measures are welcome and could genuinely raise the national baseline. The impact will depend on how quickly sector-specific rules are finalised and whether they remain practical. Done well, the Bill could lift national resilience; done poorly, it could become a compliance burden.

 

The ransomware stance is equally bold. Public sector organisations and operators of critical infrastructure may be banned from paying ransoms, while others will be required to notify the government if they intend to do so. This sends a strong message to attackers but it also challenges boards to prepare for new obligations. They will need clear guidance and confidence in government support when reporting incidents, as well as strengthened reporting processes, board-level accountability, and robust supplier risk management.

 

From experience supporting organisations across sectors, Resilience has seen that effective policy only works when it aligns with business’ strategy and objectives. When business resilience drifts from operational reality, attackers exploit the gaps. The goal for leadership cannot be mere compliance but workable, outcome-driven resilience.

 

The National Audit Office recently warned that dozens of critical government IT systems remain vulnerable due to outdated technology, staff shortages and inconsistent investment. This highlights that ambitious policy must be matched with delivery and sustained funding.

 

The UK Cyber Growth Action Plan 2025 rightly positions cyber-security as an enabler of innovation and trust. Its initiatives, from funding accelerators like CyberASAP and Cyber Runway to the TechFirst education programme, aim to strengthen talent pipelines and embed cyber-security within national growth. Similarly, the creation of CyberEM Command signals intent to integrate cyber-security fully into defence and prepare for hybrid conflict.

 

Insurance also has a role to play. Insurance markets work hand-in-hand with regulators to encourage better risk management while providing financial protection. Cyber-insurance is evolving quickly, and with the right collaboration it helps businesses recover more effectively from incidents while minimising material losses and reinforcing resilience standards across the economy.

 

Insurers have a uniquely broad view of cyber-risk, from prevention through to recovery. With collaboration, the sector can help organisations recover faster and minimise business interruption. Recent high-profile cases, such as the Co-operative Group’s £200 million losses and Jaguar Land Rover’s uninsured production shutdown show how underinsurance amplifies financial impact. A more mature, transparent approach to coverage and reporting can drive the behavioural change the government seeks.  The insurance market has a reputable history of accomplishing behavioural change, albeit no quick win. Events such as SolarWinds, Kaseya and MOVEit show how quickly attacks on shared systems can cascade across sectors. National-level response frameworks must evolve to match these risks.

 

For leadership teams, practical readiness remains paramount. Running tabletop exercises on “no-pay” ransomware scenarios, hardening identity and access management, and measuring recovery and dwell times are essential. Paper compliance will not prevent breaches; only tested capabilities, backed by culture and governance, will.

 

The UK’s 2025 cyber-security agenda is commendable for its ambition. It recognises cyber-resilience as a first-order national priority. The real test lies in delivery. If regulators, insurers and businesses work together to turn policy into practice, 2025 could mark the turning point for UK cyber-defences rather than another year of high-profile breaches. 

 

---

 

Si West is Director of Customer Engagement at Resilience

 

Main image courtesy of iStockPhoto.com and Maria Vonotna