A recent Government survey found that a quarter (24%) of all businesses detected one or more cyber security breaches in the last 12 months, with the most common types of breaches being from viruses, spyware or malware.
Among the businesses that detected breaches, the estimated average cost of all breaches over the last 12
months is £3,480. This is much higher for large firms, at £36,500. The estimated average cost of the single most disruptive breach from the last 12 months is £2,620 across all businesses and £32,300 for large businesses.