5 citations · 9 across the 33 of their papers we have counts for
10 papers · 1 filter
Guardians of the Ledger: Protecting Decentralized Exchanges from State Derailment Defects
Zongwei Li, Wenkai Li, Xiaoqi Li +1
The decentralized exchange (DEX) leverages smart contracts to trade digital assets for users on the blockchain. Developers usually develop several smart contracts into one project,…
Detecting Malicious Accounts in Web3 through Transaction Graph
Wenkai Li, Zhijie Liu, Xiaoqi Li +1
The web3 applications have recently been growing, especially on the Ethereum platform, starting to become the target of scammers. The web3 scams, imitating the services provided by…
Interaction-Aware Vulnerability Detection in Smart Contract Bytecodes
Wenkai Li, Xiaoqi Li, Yingjie Mao +1
The detection of vulnerabilities in smart contracts remains a significant challenge. While numerous tools are available for analyzing smart contracts in source code, only about 1.7…
GasTrace: Detecting Sandwich Attack Malicious Accounts in Ethereum
Zekai Liu, Xiaoqi Li, Hongli Peng +1
The openness and transparency of Ethereum transaction data make it easy to be exploited by any entities, executing malicious attacks. The sandwich attack manipulates the Automated…
Smart Contracts in the Real World: A Statistical Exploration of External Data Dependencies
Yishun Wang, Xiaoqi Li, Shipeng Ye +2
Smart contracts with external data are crucial for functionality but pose security and reliability concerns. Statistical and quantitative studies on this interaction are scarce. To…
DeFiTail: DeFi Protocol Inspection through Cross-Contract Execution Analysis
Wenkai Li, Xiaoqi Li, Yuqing Zhang +1
Decentralized finance (DeFi) protocols are crypto projects developed on the blockchain to manage digital assets. Attacks on DeFi have been frequent and have resulted in losses exce…