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cs.CR2024
DeFiGuard: A Price Manipulation Detection Service in DeFi using Graph Neural Networks
Dabao Wang, Bang Wu, Xingliang Yuan +3
The prosperity of Decentralized Finance (DeFi) unveils underlying risks, with reported losses surpassing 3.2 billion USD between 2018 and 2022 due to vulnerabilities in Decentraliz…
cs.CR2021
DeFiRanger: Detecting Price Manipulation Attacks on DeFi Applications
Siwei Wu, Dabao Wang, Jianting He +5
The rapid growth of Decentralized Finance (DeFi) boosts the Ethereum ecosystem. At the same time, attacks towards DeFi applications (apps) are increasing. However, to the best of o…
cs.CR2020
Towards A First Step to Understand Flash Loan and Its Applications in DeFi Ecosystem
Dabao Wang, Siwei Wu, Ziling Lin +5
Flash Loan, as an emerging service in the decentralized finance ecosystem, allows users to request a non-collateral loan. While providing convenience, it also enables attackers to…