The report alleged it was easy to open the voting machine casing. In 2017, Jeff spearheaded the creation of the DEF CON Voting Machine Village. During the campaign, several media organizations reported on voting machine problems. To successfully audit any voting machine, a strict chain of custody is required. A voting machine is a machine used to record or tally votes. An electronic voting machine is utilized in the House of Representatives. A controversy was raised when the voting machine malfunctioned which was shown in Delhi assembly. By the late 1890s John McTammany's voting machine was used widely in several states. In an experiment in Breukelen, a voting machine was placed in a petrol station. However, the voting machine is rigged to register his vote for Republican candidate John McCain.