Cyber risk insurers say back data has reached critical mass

Half a decade's worth of details on hacking incidents and their damage to firms is helping insurers, such as Aon and QBE, design better policies against cyber crime and advise businesses on best practices

For the first time since the emergence of widespread cyber crime, insurers say they have enough data on past attacks for a step-change improvement in insurance policies.

The majority of the information comes from the US, where most companies are required to notify affected customers of cyber breaches. European firms are far less open, although similar disclosure legislation may come into force as