Phoenixx: Linear consensus with random sampling

ePrint Report: Phoenixx: Linear consensus with random sampling

David Chaum, Bernardo Cardoso, William Carter, Mario Yaksetig, Baltasar Aroso

We present Phoenixx, a round and leader based Byzantine fault tolerant consensus protocol, that operates in the partial synchrony network communications model. Phoenixx combines the three phase approach from HotStuff, with a novel \textit{Endorser Sampling}, that selects a subset of nodes, called \textit{endorsers}, to ``compress'' the opinion of the network.


Unlike traditional sampling approaches that select a subset of the network to …

carter communications eprint report leader linear mario network novel partial protocol random report