activity
20222024
most citedCross-Consensus Measurement of Individual-level Decentralization in Blockchains

9 citations · 10 across the 5 of their papers we have counts for

collaborators

5 papers

cs.SI2024

Blockchain Takeovers in Web 3.0: An Empirical Study on the TRON-Steem Incident

Chao Li, Runhua Xu, Balaji Palanisamy +4

A fundamental goal of Web 3.0 is to establish a decentralized network and application ecosystem, thereby enabling users to retain control over their data while promoting value exch…

cs.CR20231 cited

How Hard is Takeover in DPoS Blockchains? Understanding the Security of Coin-based Voting Governance

Chao Li, Balaji Palanisamy, Runhua Xu +3

Delegated-Proof-of-Stake (DPoS) blockchains, such as EOSIO, Steem and TRON, are governed by a committee of block producers elected via a coin-based voting system. We recently witne…

cs.CR2023

Liquid Democracy in DPoS Blockchains

Chao Li, Runhua Xu, Li Duan

Voting mechanisms play a crucial role in decentralized governance of blockchain systems. Liquid democracy, also known as delegative voting, allows voters to vote directly or delega…

cs.CR20239 cited

Cross-Consensus Measurement of Individual-level Decentralization in Blockchains

Chao Li, Balaji Palanisamy, Runhua Xu +1

Decentralization is widely recognized as a crucial characteristic of blockchains that enables them to resist malicious attacks such as the 51% attack and the takeover attack. Prior…

cs.CR2022

DeTrust-FL: Privacy-Preserving Federated Learning in Decentralized Trust Setting

Runhua Xu, Nathalie Baracaldo, Yi Zhou +3

Federated learning has emerged as a privacy-preserving machine learning approach where multiple parties can train a single model without sharing their raw training data. Federated…