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When building Large Language Models (LLMs), it is paramount to bear safety in mind and protect them with guardrails. Indeed, LLMs should never generate content promoting or normalizing harmful, illegal, or unethical behavior that may…

Computation and Language · Computer Science 2024-06-25 Simone Tedeschi , Felix Friedrich , Patrick Schramowski , Kristian Kersting , Roberto Navigli , Huu Nguyen , Bo Li

As large language models (LLMs) become deeply embedded in daily life, the urgent need for safer moderation systems that distinguish between naive and harmful requests while upholding appropriate censorship boundaries has never been greater.…

Computation and Language · Computer Science 2026-03-23 Naseem Machlovi , Maryam Saleki , Ruhul Amin , Mohamed Rahouti , Shawqi Al-Maliki , Junaid Qadir , Mohamed M. Abdallah , Ala Al-Fuqaha

Large Language Models (LLMs) have demonstrated potential in cybersecurity applications but have also caused lower confidence due to problems like hallucinations and a lack of truthfulness. Existing benchmarks provide general evaluations but…

Malicious content generated by large language models (LLMs) can pose varying degrees of harm. Although existing LLM-based moderators can detect harmful content, they struggle to assess risk levels and may miss lower-risk outputs. Accurate…

Computation and Language · Computer Science 2025-03-11 Fan Yin , Philippe Laban , Xiangyu Peng , Yilun Zhou , Yixin Mao , Vaibhav Vats , Linnea Ross , Divyansh Agarwal , Caiming Xiong , Chien-Sheng Wu

Large Multimodal Models (LMMs) are increasingly vulnerable to AI-generated extremist content, including photorealistic images and text, which can be used to bypass safety mechanisms and generate harmful outputs. However, existing datasets…

Cryptography and Security · Computer Science 2025-03-14 Bhavik Chandna , Mariam Aboujenane , Usman Naseem

As Large Language Models (LLMs) are increasingly deployed in safety-critical applications, robust content moderation becomes essential. We present a comprehensive evaluation of 14 open-source safety guard models on a curated benchmark of…

Computation and Language · Computer Science 2026-05-29 Reetu Raj Harsh , Bhaskarjit Sarmah , Stefano Pasquali

As Multimodal Large Language Models (MLLMs) become an indispensable assistant in human life, the unsafe content generated by MLLMs poses a danger to human behavior, perpetually overhanging human society like a sword of Damocles. To…

Computation and Language · Computer Science 2026-04-21 Xinyue Lou , Jinan Xu , Jingyi Yin , Xiaolong Wang , Zhaolu Kang , Youwei Liao , Yixuan Wang , Xiangyu Shi , Fengran Mo , Su Yao , Kaiyu Huang

Large Language Models (LLMs) have rapidly become integral to numerous applications in critical domains where reliability is paramount. Despite significant advances in safety frameworks and guardrails, current protective measures exhibit…

Cryptography and Security · Computer Science 2025-04-15 Bibek Upadhayay , Vahid Behzadan , Ph. D

Powered by remarkable advancements in Large Language Models (LLMs), Multimodal Large Language Models (MLLMs) demonstrate impressive capabilities in manifold tasks. However, the practical application scenarios of MLLMs are intricate,…

Computation and Language · Computer Science 2024-06-18 Tianle Gu , Zeyang Zhou , Kexin Huang , Dandan Liang , Yixu Wang , Haiquan Zhao , Yuanqi Yao , Xingge Qiao , Keqing Wang , Yujiu Yang , Yan Teng , Yu Qiao , Yingchun Wang

Large language models (LLMs) now mediate many web-based mental-health, crisis, and other emotionally sensitive services, yet their psychosocial safety in these settings remains poorly understood and weakly evaluated. We present DialogGuard,…

Artificial Intelligence · Computer Science 2025-12-03 Han Luo , Guy Laban

As large language models (LLMs) rapidly evolve, they bring significant conveniences to our work and daily lives, but also introduce considerable safety risks. These models can generate texts with social biases or unethical content, and…

Computation and Language · Computer Science 2024-10-30 Zhihao Liu , Chenhui Hu

Larger language models (LLMs) have taken the world by storm with their massive multi-tasking capabilities simply by optimizing over a next-word prediction objective. With the emergence of their properties and encoded knowledge, the risk of…

Computation and Language · Computer Science 2023-08-31 Rishabh Bhardwaj , Soujanya Poria

Integrated Speech and Large Language Models (SLMs) that can follow speech instructions and generate relevant text responses have gained popularity lately. However, the safety and robustness of these models remains largely unclear. In this…

Truly multilingual safety moderation efforts for Large Language Models (LLMs) have been hindered by a narrow focus on a small set of languages (e.g., English, Chinese) as well as a limited scope of safety definition, resulting in…

Computation and Language · Computer Science 2025-08-08 Priyanshu Kumar , Devansh Jain , Akhila Yerukola , Liwei Jiang , Himanshu Beniwal , Thomas Hartvigsen , Maarten Sap

Since Multimodal Large Language Models (MLLMs) are increasingly being integrated into everyday tools and intelligent agents, growing concerns have arisen regarding their possible output of unsafe contents, ranging from toxic language and…

Machine Learning · Computer Science 2026-04-08 Yuping Yan , Yuhan Xie , Yuanshuai Li , Yingchao Yu , Lingjuan Lyu , Yaochu Jin

While the widespread deployment of Large Language Models (LLMs) holds great potential for society, their vulnerabilities to adversarial manipulation and exploitation can pose serious safety, security, and ethical risks. As new threats…

Cryptography and Security · Computer Science 2025-09-29 Charankumar Akiri , Harrison Simpson , Kshitiz Aryal , Aarav Khanna , Maanak Gupta

The security concerns surrounding Large Language Models (LLMs) have been extensively explored, yet the safety of Multimodal Large Language Models (MLLMs) remains understudied. In this paper, we observe that Multimodal Large Language Models…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Xin Liu , Yichen Zhu , Jindong Gu , Yunshi Lan , Chao Yang , Yu Qiao

The indexing-retrieval-generation paradigm of retrieval-augmented generation (RAG) has been highly successful in solving knowledge-intensive tasks by integrating external knowledge into large language models (LLMs). However, the…

Cryptography and Security · Computer Science 2025-02-25 Xun Liang , Simin Niu , Zhiyu Li , Sensen Zhang , Hanyu Wang , Feiyu Xiong , Jason Zhaoxin Fan , Bo Tang , Shichao Song , Mengwei Wang , Jiawei Yang

This paper explores the pressing issue of risk assessment in Large Language Models (LLMs) as they become increasingly prevalent in various applications. Focusing on how reward models, which are designed to fine-tune pretrained LLMs to align…

Computation and Language · Computer Science 2024-03-25 Bahareh Harandizadeh , Abel Salinas , Fred Morstatter

Large Language Models (LLMs) have revolutionized content creation across digital platforms, offering unprecedented capabilities in natural language generation and understanding. These models enable beneficial applications such as content…

Computation and Language · Computer Science 2025-08-14 Chi Zhang , Changjia Zhu , Junjie Xiong , Xiaoran Xu , Lingyao Li , Yao Liu , Zhuo Lu
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