Russia has repeatedly dismissed claims it has carried out cyber attacks. The targeting of Ukraine in cyber-space was believed to represent the most extensive compromise of a single government seen in history. A United Kingdom programme has been secretly helping Ukraine defend against Russian cyber attacks, Ukraine saw unprecedented attacks from a range of Russian intelligence services. The United Kingdom had long worked with Ukraine on cyber defence but shifted to providing direct help after the invasion, it has emerged. Could Ukraine still be there if it was not for NATO?

