Publications

Towards Backdoor Stealthiness in Model Parameter Space
Xiaoyun Xu, Zhuoran Liu, Stefanos Koffas, Stjepan Picek
ACM Conference on Computer and Communications Security (CCS), 2025

BAN: Detecting Backdoors Activated by Adversarial Neuron Noise
Xiaoyun Xu, Zhuoran Liu, Stefanos Koffas, Shujian Yu, Stjepan Picek
Advances in Neural Information Processing Systems (NeurIPS), 2024

MIMIR: Masked Image Modeling for Mutual Information-based Adversarial Robustness
Xiaoyun Xu, Shujian Yu, Zhuoran Liu, Stjepan Picek
Under review

Universal Soldier: Using universal adversarial perturbations for detecting backdoor attacks
Xiaoyun Xu, Oguzhan Ersoy, Behrad Tajalli, Stjepan Picek
IEEE/IFIP International Conference on Dependable Systems and Networks Workshops (DSN-W), 2024

Poster: Boosting Adversarial Robustness by Adversarial Pre-training
Xiaoyun Xu, Stjepan Picek
ACM Conference on Computer and Communications Security (CCS), 2023

IB-RAR: Information Bottleneck as Regularizer for Adversarial Robustness
Xiaoyun Xu, Guilherme Perin, Stjepan Picek
IEEE/IFIP International Conference on Dependable Systems and Networks Workshops (DSN-W), 2023

Information leakage by model weights on federated learning
Xiaoyun Xu, Jingzheng Wu, Mutian Yang, Tianyue Luo, Xu Duan, Weiheng Li, Yanjun Wu, Bin Wu
In Proceedings of the 2020 workshop on privacy-preserving machine learning in practice, CCS workshop PPLMP, 2020