摘要
A blockchain is a distributed system that achieves strong security guarantees in storing, managing, and processing data. All blockchains achieve a common goal: building a decentralized system that provides a trustworthy service in an untrustworthy environment. A blockchain builds a Byzantine fault-tolerant (BFT) system in which decentralized nodes run a protocol to reach an agreement on the common system state. In this article, we focus on the research of BFT protocols. In particular, we categorize BFT protocols according to both the system models and workflow.
源语言 | 英语 |
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文章编号 | 209 |
期刊 | ACM Computing Surveys |
卷 | 54 |
期 | 10 |
DOI | |
出版状态 | 已出版 - 31 1月 2022 |