activity
20232025
most citedBackdoor Attacks to Pre-trained Unified Foundation Models

4 citations · 8 across the 9 of their papers we have counts for

collaborators

10 papers

cs.CV2025

An Image Is Worth Ten Thousand Words: Verbose-Text Induction Attacks on VLMs

Zhi Luo, Zenghui Yuan, Wenqi Wei +2

With the remarkable success of Vision-Language Models (VLMs) on multimodal tasks, concerns regarding their deployment efficiency have become increasingly prominent. In particular,…

cs.CL2025

Can LLMs Correct Themselves? A Benchmark of Self-Correction in LLMs

Guiyao Tie, Zenghui Yuan, Zeli Zhao +11

Self-correction of large language models (LLMs) emerges as a critical component for enhancing their reasoning performance. Although various self-correction methods have been propos…

cs.CR2025

Merge Hijacking: Backdoor Attacks to Model Merging of Large Language Models

Zenghui Yuan, Yangming Xu, Jiawen Shi +2

Model merging for Large Language Models (LLMs) directly fuses the parameters of different models finetuned on various tasks, creating a unified model for multi-domain tasks. Howeve…

cs.CR2025★ 2 cited

Prompt Injection Attack to Tool Selection in LLM Agents

Jiawen Shi, Zenghui Yuan, Guiyao Tie +3

Tool selection is a key component of LLM agents. A popular approach follows a two-step process - \emph{retrieval} and \emph{selection} - to pick the most appropriate tool from a to…

cs.CR2025

BadToken: Token-level Backdoor Attacks to Multi-modal Large Language Models

Zenghui Yuan, Jiawen Shi, Pan Zhou +2

Multi-modal large language models (MLLMs) extend large language models (LLMs) to process multi-modal information, enabling them to generate responses to image-text inputs. MLLMs ha…

cs.CR2025

Poisoned-MRAG: Knowledge Poisoning Attacks to Multimodal Retrieval Augmented Generation

Yinuo Liu, Zenghui Yuan, Guiyao Tie +4

Multimodal retrieval-augmented generation (RAG) enhances the visual reasoning capability of vision-language models (VLMs) by dynamically accessing information from external knowled…

cs.CR2024

AutoJailbreak: Exploring Jailbreak Attacks and Defenses through a Dependency Lens

Lin Lu, Hai Yan, Zenghui Yuan +4

Jailbreak attacks in large language models (LLMs) entail inducing the models to generate content that breaches ethical and legal norm through the use of malicious prompts, posing a…

cs.CR2024★ 2 cited

Optimization-based Prompt Injection Attack to LLM-as-a-Judge

Jiawen Shi, Zenghui Yuan, Yinuo Liu +4

LLM-as-a-Judge uses a large language model (LLM) to select the best response from a set of candidates for a given question. LLM-as-a-Judge has many applications such as LLM-powered…

cs.CR2024

The Security and Privacy of Mobile Edge Computing: An Artificial Intelligence Perspective

Cheng Wang, Zenghui Yuan, Pan Zhou +3

Mobile Edge Computing (MEC) is a new computing paradigm that enables cloud computing and information technology (IT) services to be delivered at the network's edge. By shifting the…

cs.CR2023★ 4 cited

Backdoor Attacks to Pre-trained Unified Foundation Models

Zenghui Yuan, Yixin Liu, Kai Zhang +2

The rise of pre-trained unified foundation models breaks down the barriers between different modalities and tasks, providing comprehensive support to users with unified architectur…