Short Summary of Blockchain Consensus

Charlie Zhang
February 4, 2018

Proof of Work (PoW)

Bitcoin, Ethereum

Proof of Stake (PoS)

  • Modified implementations: NXT, QTUM
  • Delegated Proof of Stake (DPoS): EOS
  • Hybrid PoW/PoS: Casper
  • Byzantine Fault Tolerant-based Proof-of-Stake (BFTPoS): Cosmos, PolkaDot, TON

Byzantine Fault Tolerant

  • Practical Byzantine Fault Tolerance (PBFT): permissioned chains
  • Delegated Byzantine Fault Tolerance (DBFT): NEO


  • Kafka: Fabric
  • Redundant Byzantine Fault Tolerance (RBFT): Indy
  • Sumeragi: Iroha
  • Proof of Elapsed Time (PoET): Sawtooth

References ï¼ˆå‚è€ƒæ–‡ç« ï¼‰:

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