Abstract | ||
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Blockchains and distributed ledger technology (DLT) that rely on Proof-of-Work (PoW) typically show limited performance. Several recent approaches incorporate Byzantine fault-tolerant (BFT) consensus protocols in their DLT design as Byzantine consensus allows for increased performance and energy efficiency, as well as it offers proven liveness and safety properties. While there has been a broad variety of research on BFT consensus protocols over the last decades, those protocols were originally not intended to scale for a large number of nodes. Thus, the quest for scalable BFT consensus was initiated with the emerging research interest in DLT. In this paper, we first provide a broad analysis of various optimization techniques and approaches used in recent protocols to scale Byzantine consensus for large environments such as BFT blockchain infrastructures. We then present an overview of both efforts and assumptions made by existing protocols and compare their solutions.
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Year | DOI | Venue |
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2018 | 10.1145/3284764.3284767 | Middleware '18: 19th International Middleware Conference
Rennes
France
December, 2018 |
Keywords | Field | DocType |
Scalability,Byzantine Fault Tolerance,Consensus,Blockchain,Distributed Ledger Technologies | Efficient energy use,Computer science,Byzantine architecture,Byzantine fault tolerance,Blockchain,Scaling,Distributed ledger,Liveness,Scalability,Distributed computing | Conference |
ISBN | Citations | PageRank |
978-1-4503-6110-1 | 2 | 0.46 |
References | Authors | |
11 | 2 |
Name | Order | Citations | PageRank |
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Christian Berger | 1 | 10 | 3.30 |
Hans P. Reiser | 2 | 169 | 26.19 |