How 2025 became the year of the cyber hack – and what British businesses face next in 2026

In country terms, the sums concerned would make cyber hacking the third-biggest economy in the world after only the US and China, according to Cybersecurity Ventures - (Getty)

As 2025 winds down, business leaders and executives will feel it has been a particularly expensive year as the cost of employment shot up, inflation of raw materials impacted supply chains and both oil and tariff shocks hit in the first half of the year.

But perhaps the biggest cost of all was one borne by companies hit by cyber attacks.