Author

Wan-Peng Li

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Preprint Oct 2026

DITTO: A Context-aware Pickle-based Pre-Trained Model Scanner for Effective Security Audits

Pre-trained models (PTMs) are widely distributed as serialized binaries, but their reuse often exposes software supply chains to deserialization attacks. Despite the emergence of safer serialization formats, the unsafe Pickle format remains prevalent: our analysis of over 10,000 popular Hugging Face repositories reveal...

Qiao-Lin Qin, Wan-Peng Li, Benoit Baudry et al. · 0 citations

Preprint Sep 2026

Weaponizing Ground Truth: Data Poisoning Attacks by Exploiting Boundary Misalignment Between Antivirus Software and Learning-Based Detectors

Machine-learning (ML)-based malware detectors are commonly trained using labels obtained from antivirus (AV) engines and aggregation services (e.g., VirusTotal). This practice assumes AV-generated labels provide reliable supervision. However, small byte-level modifications can substantially alter AV verdicts while leav...

Jie-Shuai Yang, Zhi Wang, Yan Jia et al. · 0 citations