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相关论文: RouteHijack: Routing-Aware Attack on Mixture-of-Ex…

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Mixture-of-Experts (MoE) architectures have emerged as a leading paradigm for scaling large language models through sparse, routing-based computation. However, this design introduces a new attack surface: the routing mechanism that…

密码学与安全 · 计算机科学 2026-05-07 Zekun Fei , Zihao Wang , Weijie Liu , Ruiqi He , Jianing Geng , Zheli Liu , XiaoFeng Wang

The rapid adoption of Mixture-of-Experts (MoE) architectures marks a major shift in the deployment of Large Language Models (LLMs). MoE LLMs improve scaling efficiency by activating only a small subset of parameters per token, but their…

密码学与安全 · 计算机科学 2026-02-10 Jona te Lintelo , Lichao Wu , Stjepan Picek

Mixture-of-Experts (MoE) architectures have advanced the scaling of Large Language Models (LLMs) by activating only a sparse subset of parameters per input, enabling state-of-the-art performance with reduced computational cost. As these…

密码学与安全 · 计算机科学 2025-12-29 Lichao Wu , Sasha Behrouzi , Mohamadreza Rostami , Stjepan Picek , Ahmad-Reza Sadeghi

Mixture-of-Experts (MoE) LLMs rely on sparse, router-driven expert activation, yet how safety alignment interacts with routed expert specialization remains underexplored. A common intuition is that safety behavior may be controlled by…

计算与语言 · 计算机科学 2026-05-29 Zhibo Zhang , Yuxi Li , Zhen Ouyang , Ling Shi , Kailong Wang

The proliferation of Large Language Models (LLMs) in diverse applications underscores the pressing need for robust security measures to thwart potential jailbreak attacks. These attacks exploit vulnerabilities within LLMs, endanger data…

密码学与安全 · 计算机科学 2024-10-07 Giandomenico Cornacchia , Giulio Zizzo , Kieran Fraser , Muhammad Zaid Hameed , Ambrish Rawat , Mark Purcell

By introducing routers to selectively activate experts in Transformer layers, the mixture-of-experts (MoE) architecture significantly reduces computational costs in large language models (LLMs) while maintaining competitive performance,…

机器学习 · 计算机科学 2026-02-10 Yukun Jiang , Hai Huang , Mingjie Li , Yage Zhang , Michael Backes , Yang Zhang

Large language models with Mixture-of-Experts (MoE) architectures achieve efficiency and scalability, yet their routing mechanisms introduce safety alignment challenges insufficiently addressed by techniques developed for dense models. In…

机器学习 · 计算机科学 2025-10-14 Zhenglin Lai , Mengyao Liao , Bingzhe Wu , Dong Xu , Zebin Zhao , Zhihang Yuan , Chao Fan , Jianqiang Li

Mixture-of-Experts (MoE) have emerged as a powerful architecture for large language models (LLMs), enabling efficient scaling of model capacity while maintaining manageable computational costs. The key advantage lies in their ability to…

密码学与安全 · 计算机科学 2025-04-30 Qingyue Wang , Qi Pang , Xixun Lin , Shuai Wang , Daoyuan Wu

Mixture-of-Experts (MoE) language models introduce unique challenges for safety alignment due to their sparse routing mechanisms, which can enable degenerate optimization behaviors under standard full-parameter fine-tuning. In our…

机器学习 · 计算机科学 2026-04-07 Jiacheng Liang , Yuhui Wang , Tanqiu Jiang , Ting Wang

The widespread deployment of large language models (LLMs) has raised growing concerns about their misuse risks and associated safety issues. While prior studies have examined the safety of LLMs in general usage, code generation, and…

密码学与安全 · 计算机科学 2026-01-05 Haoran Gu , Handing Wang , Yi Mei , Mengjie Zhang , Yaochu Jin

Mixture-of-Experts (MoE) architectures have become the key to scaling modern LLMs, yet little is understood about how their sparse routing dynamics respond to multilingual data. In this work, we analyze expert routing patterns using…

计算与语言 · 计算机科学 2026-02-19 Lucas Bandarkar , Chenyuan Yang , Mohsen Fayyaz , Junlin Hu , Nanyun Peng

Recent large language models (LLMs) have increasingly adopted the Mixture-of-Experts (MoE) architecture for efficiency. MoE-based LLMs heavily depend on a superficial safety mechanism in which harmful inputs are routed safety-critical…

密码学与安全 · 计算机科学 2025-10-10 Jaehan Kim , Minkyoo Song , Seungwon Shin , Sooel Son

Mixture-of-Experts architectures have become the standard for scaling large language models due to their superior parameter efficiency. To accommodate the growing number of experts in practice, modern inference systems commonly adopt expert…

密码学与安全 · 计算机科学 2026-05-26 Ruixuan Huang , Qingyue Wang , Hantao Huang , Yudong Gao , Dong Chen , Shuai Wang , Wei Wang

Model merging via Mixture-of-Experts (MoE) has emerged as a scalable solution for consolidating multiple task-specific models into a unified sparse architecture, where each expert is derived from a model fine-tuned on a distinct task. While…

密码学与安全 · 计算机科学 2025-08-05 Xin He , Junxi Shen , Zhenheng Tang , Xiaowen Chu , Bo Li , Ivor W. Tsang , Yew-Soon Ong

Despite the widespread application of large language models (LLMs) across various tasks, recent studies indicate that they are susceptible to jailbreak attacks, which can render their defense mechanisms ineffective. However, previous…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Jiawei Chen , Xiao Yang , Zhengwei Fang , Yu Tian , Yinpeng Dong , Zhaoxia Yin , Hang Su

Mixture-of-Experts (MoE) architectures have become an increasingly important paradigm for scaling Large Language Models (LLMs). As MoE models are increasingly deployed in real-world services, safety auditing becomes necessary to verify…

密码学与安全 · 计算机科学 2026-05-26 Bo Lv , Zhiheng Xu , KeDong Xiu , Ruyi Ding , Tianhang Zheng , Zhibo Wang , Kui Ren

Recently, mixture of experts (MoE) has become a popular paradigm for achieving the trade-off between modal capacity and efficiency of multi-modal large language models (MLLMs). Different from previous efforts, we are dedicated to exploring…

多媒体 · 计算机科学 2025-02-13 Qiong Wu , Zhaoxi Ke , Yiyi Zhou , Xiaoshuai Sun , Rongrong Ji

The rapid development of Large Language Models (LLMs) has brought impressive advancements across various tasks. However, despite these achievements, LLMs still pose inherent safety risks, especially in the context of jailbreak attacks. Most…

密码学与安全 · 计算机科学 2025-06-19 Shi Lin , Hongming Yang , Rongchang Li , Xun Wang , Changting Lin , Wenpeng Xing , Meng Han

Large Language Models (LLMs) have demonstrated exceptional capabilities across various natural language processing tasks. Due to their training on internet-sourced datasets, LLMs can sometimes generate objectionable content, necessitating…

计算与语言 · 计算机科学 2024-11-15 Leyang Hu , Boran Wang

In the era of Large Language Models (LLMs), Mixture-of-Experts (MoE) architectures offer a promising approach to managing computational costs while scaling up model parameters. Conventional MoE-based LLMs typically employ static Top-K…

计算与语言 · 计算机科学 2024-10-16 Tongtian Yue , Longteng Guo , Jie Cheng , Xuange Gao , Jing Liu
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