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Wikipedia Page and backgroud on Dr. Gene Spafford
Top Ten Pros and Cons of Voting Machines
==Quoting the Pro (yes) side of: Are electronic systems vulnerable to hacking? (Herbert H. Thomson, PhD)== "On Tuesday, December 13, [2005]... I wrote a five-line script in Visual Basic that would allow you to go into the central\\ tabulator and change any vote total you wanted, leaving no logs. It requires physical access to a machine, which in many counties isn't very difficult to get - you have\\ elections offices full of volunteers...
That hack was like pre-stuffing a ballot box to handicap one candidate by giving them negative votes and giving another positive ones…
It's not political. Bad software is the issue. I'm a software security guy. I see a lot of bad software. All software has security vulnerability - this is just particularly bad.“