3 citations · 5 across the 6 of their papers we have counts for
7 papers
Graph-Aware Stealthy Poison-Text Backdoors for Text-Attributed Graphs
Qi Luo, Minghui Xu, Dongxiao Yu +1
Modern graph learning systems often combine links with text, as in citation networks with abstracts or social graphs with user posts. In such systems, text is usually easier to edi…
Say What You Mean: Natural Language Access Control with Large Language Models for Internet of Things
Ye Cheng, Minghui Xu, Yue Zhang +7
Access control in the Internet of Things (IoT) is becoming increasingly complex, as policies must account for dynamic and contextual factors such as time, location, user behavior,…
Second-Order Convergence in Private Stochastic Non-Convex Optimization
Youming Tao, Zuyuan Zhang, Dongxiao Yu +3
We investigate the problem of finding second-order stationary points (SOSP) in differentially private (DP) stochastic non-convex optimization. Existing methods suffer from two key…
Amplified Vulnerabilities: Structured Jailbreak Attacks on LLM-based Multi-Agent Debate
Senmao Qi, Yifei Zou, Peng Li +3
Multi-Agent Debate (MAD), leveraging collaborative interactions among Large Language Models (LLMs), aim to enhance reasoning capabilities in complex tasks. However, the security im…
EC-Chain: Cost-Effective Storage Solution for Permissionless Blockchains
Minghui Xu, Hechuan Guo, Ye Cheng +3
Permissionless blockchains face considerable challenges due to increasing storage demands, driven by the proliferation of Decentralized Applications (DApps). This paper introduces…
FileDES: A Secure Scalable and Succinct Decentralized Encrypted Storage Network
Minghui Xu, Jiahao Zhang, Hechuan Guo +5
Decentralized Storage Network (DSN) is an emerging technology that challenges traditional cloud-based storage systems by consolidating storage capacities from independent providers…
An Adaptive and Modular Blockchain Enabled Architecture for a Decentralized Metaverse
Ye Cheng, Yihao Guo, Minghui Xu +3
A metaverse breaks the boundaries of time and space between people, realizing a more realistic virtual experience, improving work efficiency, and creating a new business model. Blo…