Research Article

A Consensus Algorithm Based on Risk Assessment Model for Permissioned Blockchain

Table 14

Preliminary evaluation results.

IndicatorAlgorithm
Beh-RaftHHRAFTCRAFTTendermint BFTRAC

Number of consensus nodesPartPartAllAllPart
Accountant selection methodVotingVotingVotingPollingVoting
Consensus nodes weightNoYesNoYesYes
Byzantine fault tolerance51%16%51%33%51%
Byzantine node controllabilityYesYesNoNoYes
Attack behavior costsMiddleLowLowHighMiddle
Resource consumption