Do you have some links to that? It sounds very interesting. > how do you invalidate previous vote? All the votes are public on the ledger, you can clearly see

Do you have some links to that? It sounds very interesting. > how do you invalidate previous vote? All the votes are public on the ledger, you can clearly see which ones belong to which voter entry. > how do you prevent government... The government does not have your private key, also if a hacked vote happens, you as a voter ask for an audit of the vote entries. I'm not saying there are no problems with electronic ballots, but I'm thinking that with enough time and elbow grease, they can be solved.