By Maria Ward-Brennan British bosses are fretting over the potential impact of cyber attacks on their business after the majority of firms reported suffering from a crisis in the past year, a report has found. In a survey of more than 500 senior leaders of UK businesses, including EY and JD Sports, around 85 per cent of firms reported having been through a crisis in the past year. Cyber incidents came out top of the list for executives, with some 36 per cent of leaders reported facing some sort of cyber-attack, according to the poll by consultancy firm FGS Global. The CEOs polled warned there …