The recent cyber attack on Jaguar Land Rover has been identified as the UK’s most economically damaging hack .
The hack is estimated to have cost the country £1.9bn.
Research from the Cyber Monitoring Centre (CMC) indicates that around 5,000 businesses nationwide have been hit by the fallout.
Its experts analysed the incident's broad impact across the economy and supply chain.
Jaguar Land Rover (JLR) halted production at its UK factories for five weeks from 1 September after being targeted the previous day.
This disruption led to warnings from suppliers that many faced collapse without rapid trading resumption or financial aid.
Ciaran Martin, chair of the CMC’s technical committee, said: “With a cost of nearly £2bn, this incident looks to have been by some distance the single