2 papers
cs.DC2026
Optimal Adaptive Multi-Valued Byzantine Agreement
Marc Dufay, Anton Paramonov, Roger Wattenhofer
In Byzantine Agreement (BA), parties, out of which can be Byzantine, run a distributed protocol to agree on a common valid input. Traditionally, these protocols have a line…
cs.DC2026
Byzantine Fault-Tolerant Post-Quantum Distributed Quorum Signatures
Quentin Kniep, Jakub Sliwinski, Roger Wattenhofer
Threshold, aggregate, and multi-signatures -- which we collectively call quorum signatures -- certify that a quorum of nodes endorsed a statement, with a certificate as small as a…