secret ballot

voting by sealed envelope

"Secret Ballot" (Raye makhfi) is a 2001 Iranian film by Babak Payami. The secret ballot is a voting method in which a voter's choices are confidential. The key aim is to ensure the voter records a sincere choice by forestalling attempts to influence the voter by intimidation or bribery.The system is one means of achieving the goal of political privacy. Secret ballots are suitable for many different voting systems.The most basic form may be blank pieces of paper, upon which each voter writes only their choice. Without revealing their vote to anyone, the voters place the ballots into a sealed box, which is emptied later for counting.
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Noun
1. a vote in which each person's choice is secret by the totaled votes are public
(hypernym) vote, ballot, voting, balloting

The expression by ballot, voting machine, or otherwise, but in no event by proxy, of a choice with respect to any election or vote taken upon any matter, which is cast in such a manner that the person expressing such choice cannot be identified with the choice expressed. 29 USC

SCRUTINIO SEGRETO