3 papers
cs.CR2025
One Signature, Multiple Payments: Demystifying and Detecting Signature Replay Vulnerabilities in Smart Contracts
Zexu Wang, Jiachi Chen, Zewei Lin +7
Smart contracts have significantly advanced blockchain technology, and digital signatures are crucial for reliable verification of contract authority. Through signature verificatio…
cs.SE2025
Copy-and-Paste? Identifying EVM-Inequivalent Code Smells in Multi-chain Reuse Contracts
Zexu Wang, Jiachi Chen, Tao Zhang +4
As the development of Solidity contracts on Ethereum, more developers are reusing them on other compatible blockchains. However, developers may overlook the differences between the…
cs.SE2024
SmartReco: Detecting Read-Only Reentrancy via Fine-Grained Cross-DApp Analysis
Jingwen Zhang, Zibin Zheng, Yuhong Nan +4
Despite the increasing popularity of Decentralized Applications (DApps), they are suffering from various vulnerabilities that can be exploited by adversaries for profits. Among suc…