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相关论文: A2D: Any-Order, Any-Step Safety Alignment for Diff…

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In this work, we propose Dimple, the first Discrete Diffusion Multimodal Large Language Model (DMLLM). We observe that training with a purely discrete diffusion approach leads to significant training instability, suboptimal performance, and…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Runpeng Yu , Xinyin Ma , Xinchao Wang

Large Language Models (LLMs) have achieved remarkable success across domains such as healthcare, education, and cybersecurity. However, this openness also introduces significant security risks, particularly through embedding space…

计算与语言 · 计算机科学 2025-07-14 Zhibo Zhang , Yuxi Li , Kailong Wang , Shuai Yuan , Ling Shi , Haoyu Wang

Large language models (LLMs), despite being safety-aligned, exhibit brittle refusal behaviors that can be circumvented by simple linguistic changes. As tense jailbreaking demonstrates that models refusing harmful requests often comply when…

人工智能 · 计算机科学 2026-04-15 Yein Park , Jungwoo Park , Jaewoo Kang

Recent research has shown that Large Language Models (LLMs) are vulnerable to automated jailbreak attacks, where adversarial suffixes crafted by algorithms appended to harmful queries bypass safety alignment and trigger unintended…

计算与语言 · 计算机科学 2025-11-10 Chung-En Sun , Xiaodong Liu , Weiwei Yang , Tsui-Wei Weng , Hao Cheng , Aidan San , Michel Galley , Jianfeng Gao

Autoregressive (AR) large language models (LLMs) have achieved remarkable performance across a wide range of natural language tasks, yet their inherent sequential decoding limits inference efficiency. In this work, we propose Fast-dLLM v2,…

计算与语言 · 计算机科学 2025-10-01 Chengyue Wu , Hao Zhang , Shuchen Xue , Shizhe Diao , Yonggan Fu , Zhijian Liu , Pavlo Molchanov , Ping Luo , Song Han , Enze Xie

To prevent Text-to-Image (T2I) models from generating unethical images, people deploy safety filters to block inappropriate drawing prompts. Previous works have employed token replacement to search adversarial prompts that attempt to bypass…

人工智能 · 计算机科学 2024-11-27 Yimo Deng , Huangxun Chen

We propose a universal adversarial attack on multimodal Large Language Models (LLMs) that leverages a single optimized image to override alignment safeguards across diverse queries and even multiple models. By backpropagating through the…

With the growing adoption of Large Language Models (LLMs) in critical areas, ensuring their security against jailbreaking attacks is paramount. While traditional defenses primarily rely on refusing malicious prompts, recent logit-level…

密码学与安全 · 计算机科学 2025-07-31 Yassine Rachidy , Jihad Rbaiti , Youssef Hmamouche , Faissal Sehbaoui , Amal El Fallah Seghrouchni

Large Language Models (LLMs) remain susceptible to jailbreak exploits that bypass safety filters and induce harmful or unethical behavior. This work presents a systematic taxonomy of existing jailbreak defenses across prompt-level,…

密码学与安全 · 计算机科学 2025-11-25 Ryan Wong , Hosea David Yu Fei Ng , Dhananjai Sharma , Glenn Jun Jie Ng , Kavishvaran Srinivasan

Diffusion large language models (dLLMs) have recently emerged as a promising alternative to autoregressive (AR) models, offering advantages such as accelerated parallel decoding and bidirectional context modeling. However, the vanilla…

计算与语言 · 计算机科学 2025-10-07 Runchu Tian , Junxia Cui , Xueqiang Xu , Feng Yao , Jingbo Shang

Large Language Diffusion Models (LLDMs) exhibit comparable performance to LLMs while offering distinct advantages in inference speed and mathematical reasoning tasks.The precise and rapid generation capabilities of LLDMs amplify concerns of…

计算与语言 · 计算机科学 2025-07-28 Yuanhe Zhang , Fangzhou Xie , Zhenhong Zhou , Zherui Li , Hao Chen , Kun Wang , Yufei Guo

To fulfill two integral aims of abating cellular traffic and enhancing efficiency of cellular network, D2D is considered as a novel channel of communication. This form of communication has introduced for 4th cellular communication and…

密码学与安全 · 计算机科学 2021-09-15 Hoda Nematy

Large Language Models (LLMs) have achieved impressive performance across diverse natural language processing tasks, but their growing power also amplifies potential risks such as jailbreak attacks that circumvent built-in safety mechanisms.…

人工智能 · 计算机科学 2025-10-01 Qinjian Zhao , Jiaqi Wang , Zhiqiang Gao , Zhihao Dou , Belal Abuhaija , Kaizhu Huang

The field of textual adversarial defenses has gained considerable attention in recent years due to the increasing vulnerability of natural language processing (NLP) models to adversarial attacks, which exploit subtle perturbations in input…

计算与语言 · 计算机科学 2024-12-11 Wangli Yang , Jie Yang , Yi Guo , Johan Barthelemy

Large Language Models (LLMs), due to substantial computational requirements, are vulnerable to resource consumption attacks, which can severely degrade server performance or even cause crashes, as demonstrated by denial-of-service (DoS)…

密码学与安全 · 计算机科学 2025-05-27 Yuanhe Zhang , Xinyue Wang , Haoran Gao , Zhenhong Zhou , Fanyu Meng , Yuyao Zhang , Sen Su

As Large Language Models (LLMs) are pre-trained on ultra-large-scale corpora, the problem of data contamination is becoming increasingly serious, and there is a risk that static evaluation benchmarks overestimate the performance of LLMs. To…

计算与语言 · 计算机科学 2025-08-13 Yang Fan

As large language models (LLMs) become increasingly capable, it is prudent to assess whether safety measures remain effective even if LLMs intentionally try to bypass them. Previous work introduced control evaluations, an adversarial…

Large Language Models (LLMs) like OpenAI's GPT series, Anthropic's Claude, and Meta's LLaMa have shown remarkable capabilities in text generation. However, their susceptibility to toxic prompts presents significant security challenges. This…

密码学与安全 · 计算机科学 2024-12-03 Jie Li , Yi Liu , Chongyang Liu , Xiaoning Ren , Ling Shi , Weisong Sun , Yinxing Xue

Large Language Models (LLMs) are trained to refuse harmful requests, yet they remain vulnerable to jailbreak attacks that exploit weaknesses in conversational safety mechanisms. We introduce Incremental Completion Decomposition (ICD), a…

计算与语言 · 计算机科学 2026-04-30 Samee Arif , Naihao Deng , Zhijing Jin , Rada Mihalcea

Large Language Models (LLMs) pose a significant risk of safety misalignment after finetuning, as models can be compromised by both explicitly and implicitly harmful data. Even some seemingly benign data can inadvertently steer a model…

计算与语言 · 计算机科学 2026-05-15 Zhanhao Hu , Xiao Huang , Patrick Mendoza , Emad A. Alghamdi , Basel Alomair , Raluca Ada Popa , David Wagner