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The spread of toxic content online is an important problem that has adverse effects on user experience online and in our society at large. Motivated by the importance and impact of the problem, research focuses on developing solutions to…

Computation and Language · Computer Science 2023-08-11 Xinlei He , Savvas Zannettou , Yun Shen , Yang Zhang

With adversarial or otherwise normal prompts, existing large language models (LLM) can be pushed to generate toxic discourses. One way to reduce the risk of LLMs generating undesired discourses is to alter the training of the LLM. This can…

Computation and Language · Computer Science 2023-02-28 Meng Cao , Mehdi Fatemi , Jackie Chi Kit Cheung , Samira Shabanian

Large language models (LLMs), such as ChatGPT, have rapidly penetrated into people's work and daily lives over the past few years, due to their extraordinary conversational skills and intelligence. ChatGPT has become the fastest-growing…

Computation and Language · Computer Science 2024-09-04 Wenxuan Wang

Language models (LMs) can reproduce (or amplify) toxic language seen during training, which poses a risk to their practical application. In this paper, we conduct extensive experiments to study this phenomenon. We analyze the impact of…

Computation and Language · Computer Science 2022-03-08 Canwen Xu , Zexue He , Zhankui He , Julian McAuley

Large Language Models (LLMs) have showcased their remarkable capabilities in diverse domains, encompassing natural language understanding, translation, and even code generation. The potential for LLMs to generate harmful content is a…

Software Engineering · Computer Science 2024-09-17 Mingke Yang , Yuqi Chen , Yi Liu , Ling Shi

The rapid growth of social media platforms has raised significant concerns regarding online content toxicity. When Large Language Models (LLMs) are used for toxicity detection, two key challenges emerge: 1) the absence of domain-specific…

Computation and Language · Computer Science 2025-06-03 Yibo Zhao , Jiapeng Zhu , Can Xu , Yao Liu , Xiang Li

Warning: this paper includes model outputs showing offensive content. Recent large-scale Visual-Language Generative Models (VLGMs) have achieved unprecedented improvement in multimodal image/text generation. However, these models might also…

Computation and Language · Computer Science 2023-12-20 Xinpeng Wang , Xiaoyuan Yi , Han Jiang , Shanlin Zhou , Zhihua Wei , Xing Xie

Large Language Models (LLMs) have excelled at language understanding and generating human-level text. However, even with supervised training and human alignment, these LLMs are susceptible to adversarial attacks where malicious users can…

Computation and Language · Computer Science 2024-08-08 Shachi H Kumar , Saurav Sahay , Sahisnu Mazumder , Eda Okur , Ramesh Manuvinakurike , Nicole Beckage , Hsuan Su , Hung-yi Lee , Lama Nachman

Toxic language includes content that is offensive, abusive, or that promotes harm. Progress in preventing toxic output from large language models (LLMs) is hampered by inconsistent definitions of toxicity. We introduce TRuST, a large-scale…

Computation and Language · Computer Science 2026-01-07 Berk Atil , Namrata Sureddy , Rebecca J. Passonneau

Large Language Models (LLMs) are increasingly used for toxicity assessment in online moderation systems, where fairness across demographic groups is essential for equitable treatment. However, LLMs often produce inconsistent toxicity…

Computation and Language · Computer Science 2026-01-15 Jing Ren , Bowen Li , Ziqi Xu , Renqiang Luo , Shuo Yu , Xin Ye , Haytham Fayek , Xiaodong Li , Feng Xia

Detecting toxic content using language models is important but challenging. While large language models (LLMs) have demonstrated strong performance in understanding Chinese, recent studies show that simple character substitutions in toxic…

Computation and Language · Computer Science 2025-06-02 Shujian Yang , Shiyao Cui , Chuanrui Hu , Haicheng Wang , Tianwei Zhang , Minlie Huang , Jialiang Lu , Han Qiu

Large Language Models (LLMs) trained on web-scale corpora inherently absorb toxic patterns from their training data. This leads to toxic degeneration where even innocuous prompts can trigger harmful outputs. This phenomenon poses…

Computation and Language · Computer Science 2026-05-18 Mokshit Surana , Archit Rathod , Akshaj Satishkumar

The safety and alignment of Large Language Models (LLMs) are critical for their responsible deployment. Current evaluation methods predominantly focus on identifying and preventing overtly harmful outputs. However, they often fail to…

The growing integration of Large Language Models (LLMs) into critical societal domains has raised concerns about embedded biases that can perpetuate stereotypes and undermine fairness. Such biases may stem from historical inequalities in…

Computation and Language · Computer Science 2025-10-17 Riccardo Cantini , Alessio Orsino , Massimo Ruggiero , Domenico Talia

Recent advances in large language models (LLMs) have enabled molecular reasoning for property prediction. However, toxicity arises from complex biological mechanisms beyond chemical structure, necessitating mechanistic reasoning for…

Quantitative Methods · Quantitative Biology 2026-04-09 Jueon Park , Wonjune Jang , Chanhwi Kim , Yein Park , Jaewoo Kang

With the widespread availability of pretrained Large Language Models (LLMs) and their training datasets, concerns about the security risks associated with their usage has increased significantly. One of these security risks is the threat of…

Cryptography and Security · Computer Science 2025-06-10 Neil Fendley , Edward W. Staley , Joshua Carney , William Redman , Marie Chau , Nathan Drenkow

Large language models (LLMs) exhibit impressive language capabilities but remain vulnerable to malicious prompts and jailbreaking attacks. Existing knowledge editing methods for LLM detoxification face two major challenges. First, they…

Computation and Language · Computer Science 2025-05-29 Yifan Lu , Jing Li , Yigeng Zhou , Yihui Zhang , Wenya Wang , Xiucheng Li , Meishan Zhang , Fangming Liu , Jun Yu , Min Zhang

Large language models can produce toxic or inappropriate text even for benign inputs, creating risks when deployed at scale. Detoxification is therefore important for safety and user trust, particularly when we want to reduce harmful…

Computation and Language · Computer Science 2026-02-04 Baturay Saglam , Dionysis Kalogerias

Recent breakthroughs in Large Language Models (LLMs) have revealed remarkable generative capabilities and emerging self-regulatory mechanisms, including self-correction and self-rewarding. However, current detoxification techniques rarely…

Computation and Language · Computer Science 2026-01-21 Kaituo Zhang , Zhimeng Jiang , Na Zou

With the rise of Large Language Models (LLMs) in recent years, abundant new opportunities are emerging, but also new challenges, among which contamination is quickly becoming critical. Business applications and fundraising in Artificial…

Computation and Language · Computer Science 2025-07-11 Mathieu Ravaut , Bosheng Ding , Fangkai Jiao , Hailin Chen , Xingxuan Li , Ruochen Zhao , Chengwei Qin , Caiming Xiong , Shafiq Joty