3 papers
cs.CL2026
Activation-Space Anchored Access Control for Multi-Class Permission Reasoning in Large Language Models
Zhaopeng Zhang, Pengcheng Sun, Lan Zhang +4
Large language models (LLMs) are increasingly deployed over knowledge bases for efficient knowledge retrieval and question answering. However, LLMs can inadvertently answer beyond…
cs.CR2025
Untraceable DeepFakes via Traceable Fingerprint Elimination
Jiewei Lai, Lan Zhang, Chen Tang +3
Recent advancements in DeepFakes attribution technologies have significantly enhanced forensic capabilities, enabling the extraction of traces left by generative models (GMs) in im…
cs.CR2025
Invariant-based Robust Weights Watermark for Large Language Models
Qingxiao Guo, Xinjie Zhu, Yilong Ma +4
Watermarking technology has gained significant attention due to the increasing importance of intellectual property (IP) rights, particularly with the growing deployment of large la…