Fait Accompli Committee Selection: Improving the Size-Security Tradeoff of Stake-Based Committees

ePrint Report: Fait Accompli Committee Selection: Improving the Size-Security Tradeoff of Stake-Based Committees

Peter Gaži, Aggelos Kiayias, Alexander Russell

We study the problem of committee selection in the context of proof-of-stake consensus mechanisms or distributed ledgers. These settings determine a family of participating parties---each of which has been assigned a non-negative "stake"---and are subject to an adversary that may corrupt a subset of the parties. The challenge is to select a committee of participants that accurately reflects the proportion of …

context distributed eprint report family peter problem proof report security settings size study