“ For example, commercial systems such as Microsoft’s Xbox game console have incorporated mechanisms to try to resist modification of the boot code or operating system, but they have not been entirely successful. Although mechanisms of this type are imperfect and remain subjects of active research, they seem appropriate for voting machines because they offer some level of assurance against malicious code injection. It is somewhat discouraging to see voting machine designers spend much less effort on this issue than game console designers. ”
Security Analysis of the Diebold AccuVote-TS Voting Machine - Feldman, Halderman, and Felten