Author

Zhang-Jie Fu

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Preprint Sep 2026

Robust Coverless Linguistic Steganography via Sentence Embedding Space with Global Resynchronization

A robust coverless steganographic framework that operates in the sentence embedding space rather than the token space is proposed that achieves substantial improvements in robustness, while maintaining effective embedding capacity and exhibiting strong resistance to statistical analysis.

Li-Zhi Xiong, Yu-Ping Lu, Jun Li et al. · 0 citations

Sep 2026

EGP-Defense: Enhancing Adversarial Robustness of LVLMs via Training-Free Edge-Guided Prompting

Large Vision-Language Models (LVLMs) have demonstrated remarkable multimodal comprehension capabilities, achieving state-of-the-art performance across various vision-language tasks. However, their performance drops significantly when facing adversarial attacks on the visual encoder. To alleviate this issue, existing ap...

Bo-Yu Wang, Zi-Wen He, Xin-Jue Hu et al. · ACM Transactions on Multimed... · 0 citations