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Zhenyi Wang

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Book Open access Aug 2026

Defending against Model Extraction for GNNs with Model Reprogramming

This work proposes GraphRP (Graph Reprogramming Protection), a proactive defense framework that repurposes Model Reprogramming for security, and proves a lower bound on the attacker's estimation error that increases with the structural sensitivity of the reprogramming noise.

Yan Wen, Zhenyi Wang, Heng Huang · 0 citations