Permissionless consensus

A Lewis-Pye, T Roughgarden - arXiv preprint arXiv:2304.14701, 2023 - arxiv.org
Blockchain protocols typically aspire to run in the permissionless setting, in which nodes are
owned and operated by a large number of diverse and unknown entities, with each node …

Optimal flexible consensus and its application to Ethereum

J Neu, S Sridhar, L Yang, D Tse - 2024 IEEE Symposium on …, 2024 - ieeexplore.ieee.org
Classic BFT consensus protocols guarantee safety and liveness for all clients if fewer than
one-third of replicas are faulty. However, in applications such as high-value payments, some …

Quorum subsumption for heterogeneous quorum systems

X Li, E Chan, M Lesani - arXiv preprint arXiv:2304.04979, 2023 - arxiv.org
Byzantine quorum systems provide higher throughput than proof-of-work and incur modest
energy consumption. Further, their modern incarnations incorporate personalized and …

On the minimal knowledge required for solving stellar consensus

R Vassantlal, H Heydari… - 2023 IEEE 43rd …, 2023 - ieeexplore.ieee.org
Byzantine Consensus is fundamental for building consistent and fault-tolerant distributed
systems. In traditional quorum-based consensus protocols, quorums are defined using …

Knowledge Connectivity Requirements for Solving BFT Consensus with Unknown Participants and Fault Threshold (Extended Version)

H Heydari, R Vassantlal, A Bessani - arXiv preprint arXiv:2405.06055, 2024 - arxiv.org
Consensus stands as a fundamental building block for constructing reliable and fault-
tolerant distributed services. The increasing demand for high-performance and scalable …

Probabilistic Byzantine Fault Tolerance (Extended Version)

D Avelãs, H Heydari, E Alchieri, T Distler… - arXiv preprint arXiv …, 2024 - arxiv.org
Consensus is a fundamental building block for constructing reliable and fault-tolerant
distributed services. Many Byzantine fault-tolerant consensus protocols designed for …

Semiframes: algebras of heterogeneous consensus

M Gabbay, G Losa - arXiv preprint arXiv:2310.00956, 2023 - arxiv.org
Semitopologies model consensus in distributed system by equating the notion of a quorum--
a set of participants sufficient to make local progress--with that of an open set. This yields a …

Probabilistic Byzantine Fault Tolerance

D Avelãs, H Heydari, E Alchieri, T Distler… - Proceedings of the 43rd …, 2024 - dl.acm.org
Consensus is a fundamental building block for constructing reliable and fault-tolerant
distributed services. Many Byzantine fault-tolerant consensus protocols designed for …

Knowledge Connectivity Requirements for Solving BFT Consensus with Unknown Participants and Fault Threshold

H Heydari, R Vassantlal… - 2024 IEEE 44th …, 2024 - ieeexplore.ieee.org
Consensus is a fundamental building block for constructing reliable and fault-tolerant
distributed services. The increasing demand for high-performance and scalable blockchain …

AVA: Fault-tolerant Reconfigurable Geo-Replication on Heterogeneous Clusters

T Mane, X Li, M Sadoghi, M Lesani - arXiv preprint arXiv:2412.01999, 2024 - arxiv.org
Fault-tolerant replicated database systems consume less energy than the compute-intensive
proof-of-work blockchain. Thus, they are promising technologies for the building blocks that …