Jackpot: Non-Interactive Aggregatable Lotteries

ePrint Report: Jackpot: Non-Interactive Aggregatable Lotteries

Nils Fleischhacker, Mathias Hall-Andersen, Mark Simkin, Benedikt Wagner

In proof-of-stake blockchains, liveness is ensured by repeatedly selecting random groups of parties as leaders, who are then in charge of proposing new blocks and driving consensus forward, among all their participants.
The lotteries that elect those leaders need to ensure that adversarial parties are not elected disproportionately often and that an adversary can not tell who was elected before those parties decide to speak, as …

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