Maurice Herlihy

Enhancing Accountability and Trust in Distributed Ledgers

2016 · arXiv (Cornell University)

Permisionless decentralized ledgers ("blockchains") such as the one underlying the cryptocurrency Bitcoin allow anonymous participants to maintain the ledger, while avoiding control or "censorship" by any single entity. In contrast, permissioned decentralized ledgers exploit real-world …

Hedging Against Sore Loser Attacks in Cross-Chain Transactions

2021

A sore loser attack in cross-blockchain commerce rises when one party decides to halt participation partway through, leaving other parties' assets locked up for a long duration. Although vulnerability to sore loser attacks cannot be …