Private Attacks in Longest Chain PoS Protocols With Single Secret Leader Election | Protocol Labs Research

Private attacks in longest chain PoS protocols with single secret leader election

Overview

Single Secret Leader Elections have recently been proposed as an improved leader election mechanism for proof-of-stake blockchains. However, the security gain they provide has not been quantified. In this talk, Protocol Labs researcher Sarah Azouvi presents a comparison of proof-of-stake longest-chain protocols that are based on Single Secret Leader Elections (SSLE)—that elect exactly one leader per round—versus those based on Probabilistic Leader Elections (PLE)—where one leader is elected on expectation.

Details

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