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Cyber Security Bill aims to shield UK firms from GBP £2 billion losses

Cyber Security Bill aims to shield UK firms from GBP £2 billion losses

Securitybrief •[email protected] (Kaleah Salmon) • November 13, 2025

The UK government has introduced the Cyber Security and Resilience Bill to Parliament, marking a significant development in national cyber policy. The new legislation focuses on strengthening protections for critical national infrastructure, such as healthcare, energy, water, and transport, amid increasing cyber threats targeting major organisations.

The move comes in a year marked by high-profile attacks against UK companies, including Jaguar Land Rover, Marks & Spencer, and Harrods. These incidents have inflicted estimated losses surpassing GBP £2 billion on the national economy. The Bill introduces requirements such as 24-hour incident reporting and stricter controls on supply-chain partners.

Critical infrastructure

The new law aims to protect essential public services from disruptive attacks. There is concern, however, that this could shift the focus of cybercriminals toward private sector targets, especially small and medium-sized enterprises (SMEs), which make up over 99% of UK businesses.

The Bill also highlights the complexity of modern supply chains that support critical UK services. New provisions expand regulatory oversight to service providers and suppliers whose products and operations underpin essential systems.

Continuous resilience

The Bill's emphasis on supply chain security as well as compliance requirements highlights the need for holistic, ongoing strategies to manage operational risk.

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