More than dual thirds of companies contend their directors have no training in responding to cyber-attacks, according to a supervision survey.
Of 105 businesses in a FTSE 350 questioned, one in 10 suggested they have no devise to cope with hacking.
Digital Minister Matthew Hancock pronounced May’s NHS conflict showed a “devastating effect” of breaches.
He urged companies to take recommendation and training from a National Cyber Security Centre.
The Cyber Governance Health Check – an annual consult – found that 54% of association play pronounced mechanism hacking was one of a categorical threats to their business.
But 68% of them had no specific training to understanding with a hacking incident.
The consult found some progress, however, with 31% of play receiving extensive information about mechanism confidence risks, compared to 21% in 2015-16.
Mr Hancock said: “We have a prolonged approach to go until all the organisations are adopting best practice.”