What is there to leak? A secure voting system should not possess any "confidential information," except perhaps temporarily, while a voter inputs a vote. Once a

What is there to leak? A secure voting system should not possess any "confidential information," except perhaps temporarily, while a voter inputs a vote. Once a voter submits their vote, no system should store any of their confidential data, vote content included. If it is possible to leak confidential information from a voting system following the conclusion of an election, then the voting system must be insecure.