Only a third believe it would be difficult or impossible to carry out a successful insider attack.

An analysis of the world’s most-visited websites shows that vulnerable software, too much active content and large amounts of code execution open visitors to a raft of potential dangers.

Respondents in a survey from Venafi said they believe voting machines, encrypted communications from polling stations and databases that store voter registration data are all vulnerable.

Top IT security barriers cited by respondents include budget constraints, and limited time to research and understand new threats.

The Zero Day Initiative said that the number of bugs reported in 2018 is on track to trump its previous busiest year, 2017.