http://www.avirubin.com/vote.pdf
Here’s a disturbing paper outlining the security loopholes present in modern electronic voting machines. If you vote, you should read this.
Some of the vulnerabilities present include:
- voting multiple times
- shutting down ballot boxes
- modifying the ballot
- adding or removing votes
- tricking people into voting for a different candidate
- linking voters to their votes
- modifying audit logs