2 papers
cs.CR2019
Making Speculative BFT Resilient with Trusted Monotonic Counters
Lachlan J. Gunn, Jian Liu, Bruno Vavala +1
Consensus mechanisms used by popular distributed ledgers are highly scalable but notoriously inefficient. Byzantine fault tolerance (BFT) protocols are efficient but far less scala…
cs.CR2019
Impossibility of Full Decentralization in Permissionless Blockchains
Yujin Kwon, Jian Liu, Minjeong Kim +2
Bitcoin uses blockchain technology and proof-of-work (PoW) mechanism where nodes spend computing resources and earn rewards in return for spending these resources. This incentive s…