Feb. 12, 2024, 2:18 a.m. |

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ePrint Report: Rollerblade: Replicated Distributed Protocol Emulation on Top of Ledgers

Dionysis Zindros, Apostolos Tzinas, David Tse


We observe that most fixed-party distributed protocols can be rewritten by replacing a party with a ledger (such as a blockchain system) and the authenticated channel communication between parties with cross-chain relayers. This transform is useful because blockchain systems are always online and have battle-tested security assumptions. We provide a definitional framework that captures this analogy. We model the transform formally, and posit …

blockchain can channel communication cross-chain distributed emulation eprint report ledger observe party protocol protocols report system transform

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