Unfortunately this enables someone to coerce or bribe you into voting for a certain candidate, since the coercer would be able to demand to see your receipt and

Unfortunately this enables someone to coerce or bribe you into voting for a certain candidate, since the coercer would be able to demand to see your receipt and verify you complied. Here's a rather long but very interesting tech talk about electronic voting schemes which maintain the secret ballot property: https://www.youtube.com/watch?v=ZDnShu5V99s https://www.youtube.com/watch?v=ZDnShu5V99s