FPoR: Fair proof-of-reputation consensus for blockchain
Tao Zhang, Zhigang Huang
Abstract
Current consensus protocols for permissionless blockchain cannot balance security, performance and centralization issues. In the paper, we present a reputation based consensus, FPoR, which combines reputation, committee based consensus, PBFT, reward and penalization mechanisms. FPoR can balance scalability, security and decentralization, and promote fairness, increase participation and strengthen security. Experiment results show that FPoR is with high performance and scalability, which can be used for permissionless blockchain. FPoR can also be extended to permissioned blockchain applications.
Topics & Concepts
BlockchainScalabilityReputationComputer scienceConsensus algorithmComputer securityBalance (ability)DecentralizationPolitical scienceData scienceLawMedicineDatabasePhysical medicine and rehabilitationBlockchain Technology Applications and SecurityCryptography and Data SecurityCloud Data Security Solutions