5 papers
AtomGraph: Tackling Atomicity Violation in Smart Contracts using Multimodal GCNs
Xiaoqi Li, Zongwei Li, Wenkai Li +2
Smart contracts are a core component of blockchain technology and are widely deployed across various scenarios. However, atomicity violations have become a potential security risk.…
Enhancing Smart Contract Vulnerability Detection in DApps Leveraging Fine-Tuned LLM
Jiuyang Bu, Wenkai Li, Zongwei Li +2
Decentralized applications (DApps) face significant security risks due to vulnerabilities in smart contracts, with traditional detection methods struggling to address emerging and…
SmartBugBert: BERT-Enhanced Vulnerability Detection for Smart Contract Bytecode
Jiuyang Bu, Wenkai Li, Zongwei Li +2
Smart contracts deployed on blockchain platforms are vulnerable to various security vulnerabilities. However, only a small number of Ethereum contracts have released their source c…
A Novel GPT-Based Framework for Anomaly Detection in System Logs
Zeng Zhang, Wenjie Yin, Xiaoqi Li
Identification of anomalous events within system logs constitutes a pivotal element within the frame- work of cybersecurity defense strategies. However, this process faces numerous…
Immutable Digital Recognition via Blockchain
Zeng Zhang, Xiaoqi Li
The development of blockchain technology has significantly enhanced the security and transparency of personal information and transaction records. Concurrent with the advancement o…