http://scantegrity.org/ http://scantegrity.org/ Scantegrity is an open source election verification technology for optical scan voting systems. It uses privacy

http://scantegrity.org/ http://scantegrity.org/ Scantegrity is an open source election verification technology for optical scan voting systems. It uses privacy preserving confirmation numbers to allow each voter to verify her vote is counted. The confirmation numbers also allow anyone to verify that all the votes were counted correcly.