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cs.CR2026
Obfuscation as an Effective Signal for Prioritizing Cross-Chain Smart Contract Audits: Large-Scale Measurement and Risk Profiling
Yao Zhao, Zhang Sheng, Shengchen Duan +3
Obfuscation raises the interpretation cost of smart-contract auditing, yet its signals are hard to transfer across chains. We present HOBFNET, a fast surrogate of OBFPROBE, enablin…
cs.CR2025
Understanding and Characterizing Obfuscated Funds Transfers in Ethereum Smart Contracts
Zhang Sheng, Tan Kia Quang, Shen Wang +3
Scam contracts on Ethereum have rapidly evolved alongside the rise of DeFi and NFT ecosystems, utilizing increasingly complex code obfuscation techniques to avoid early detection.…