collaborators

5 papers

cs.CR2026

SpikeTimer: Exploring Active Copyright Protection in Spiking Neural Networks via Temporal Backdoor Regularization

Xiao Yang, Gaolei Li, Jun Wu +2

Spiking Neural Networks (SNN) have emerged as a revolutionary paradigm compared to traditional Deep Neural Networks (DNN) in energy-efficient computing, showcasing exceptional capa…

cs.CR2026

Toward Polymorphic Backdoor against Semantic Communication via Intensity-Based Poisoning

Xiao Yang, Yuni Lai, Gaolei Li +4

Semantic Communication (SC) backdoor attacks aim to utilize triggers to manipulate the system into producing predetermined outputs via backdoored shared knowledge. Current SC backd…

eess.IV2025

SemCovert: Secure and Covert Video Transmission via Deep Semantic-Level Hiding

Zhihan Cao, Xiao Yang, Gaolei Li +3

Video semantic communication, praised for its transmission efficiency, still faces critical challenges related to privacy leakage. Traditional security techniques like steganograph…

cs.LG2025

Defense-as-a-Service: Black-box Shielding against Backdoored Graph Models

Xiao Yang, Kai Zhou, Yuni Lai +1

With the trend of large graph learning models, business owners tend to employ a model provided by a third party to deliver business services to users. However, these models might b…

cs.LG2025

Graph Neural Backdoor: Fundamentals, Methodologies, Applications, and Future Directions

Xiao Yang, Gaolei Li, Jianhua Li

Graph Neural Networks (GNNs) have significantly advanced various downstream graph-relevant tasks, encompassing recommender systems, molecular structure prediction, social media ana…