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The widespread use of Large Language Model (LLM)-based conversational agents (CAs), especially in high-stakes domains, raises many privacy concerns. Building ethical LLM-based CAs that respect user privacy requires an in-depth understanding…

Human-Computer Interaction · Computer Science 2024-04-03 Zhiping Zhang , Michelle Jia , Hao-Ping Lee , Bingsheng Yao , Sauvik Das , Ada Lerner , Dakuo Wang , Tianshi Li

Large Language Model (LLM)-based agent systems are increasingly deployed for complex real-world tasks but remain vulnerable to natural language-based attacks that exploit over-privileged tool use. This paper aims to understand and mitigate…

Cryptography and Security · Computer Science 2026-01-21 Zimo Ji , Daoyuan Wu , Wenyuan Jiang , Pingchuan Ma , Zongjie Li , Yudong Gao , Shuai Wang , Yingjiu Li

Large language models (LLMs) are increasingly used in sensitive domains, where their ability to infer personal data from seemingly benign text introduces emerging privacy risks. While recent LLM-based anonymization methods help mitigate…

Computation and Language · Computer Science 2025-10-27 Kyuyoung Kim , Hyunjun Jeon , Jinwoo Shin

The proliferation of open-source Large Language Models (LLMs) from various institutions has highlighted the urgent need for comprehensive evaluation methods. However, current evaluation platforms, such as the widely recognized HuggingFace…

Computation and Language · Computer Science 2024-11-01 Fanghua Ye , Mingming Yang , Jianhui Pang , Longyue Wang , Derek F. Wong , Emine Yilmaz , Shuming Shi , Zhaopeng Tu

Large Language Models (LLMs) have empowered AI agents with advanced capabilities for understanding, reasoning, and interacting across diverse tasks. The addition of memory further enhances them by enabling continuity across interactions,…

Artificial Intelligence · Computer Science 2025-12-19 Himanshu Gharat , Himanshi Agrawal , Gourab K. Patro

Artificial Intelligence have profoundly transformed the technological landscape in recent years. Large Language Models (LLMs) have demonstrated impressive abilities in reasoning, text comprehension, contextual pattern recognition, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Efthymios Tsaprazlis , Tiantian Feng , Anil Ramakrishna , Rahul Gupta , Shrikanth Narayanan

Enterprise LLM agents can dramatically improve workplace productivity, but their core capability, retrieving and using internal context to act on a user's behalf, also creates new risks for sensitive information leakage. We introduce…

Cryptography and Security · Computer Science 2026-04-24 Wenjie Fu , Xiaoting Qin , Jue Zhang , Qingwei Lin , Lukas Wutschitz , Robert Sim , Saravan Rajmohan , Dongmei Zhang

Large language models (LLMs) are increasingly being used in privacy pipelines to detect and remedy sensitive data leakage. These solutions often rely on the premise that LLMs can reliably recognize human names, one of the most important…

Cryptography and Security · Computer Science 2026-04-28 Dzung Pham , Peter Kairouz , Niloofar Mireshghallah , Eugene Bagdasarian , Chau Minh Pham , Amir Houmansadr

Do large language models (LLMs) exhibit any forms of awareness similar to humans? In this paper, we introduce AwareBench, a benchmark designed to evaluate awareness in LLMs. Drawing from theories in psychology and philosophy, we define…

Computation and Language · Computer Science 2024-02-19 Yuan Li , Yue Huang , Yuli Lin , Siyuan Wu , Yao Wan , Lichao Sun

Large Language Models (LLMs) are gaining increasing attention due to their exceptional performance across numerous tasks. As a result, the general public utilize them as an influential tool for boosting their productivity while natural…

Cryptography and Security · Computer Science 2023-06-16 Zhigang Kan , Linbo Qiao , Hao Yu , Liwen Peng , Yifu Gao , Dongsheng Li

The advancement of large language models (LLMs) has led to a greater challenge of having a rigorous and systematic evaluation of complex tasks performed, especially in enterprise applications. Therefore, LLMs need to be able to benchmark…

Computation and Language · Computer Science 2024-10-18 Bing Zhang , Mikio Takeuchi , Ryo Kawahara , Shubhi Asthana , Md. Maruf Hossain , Guang-Jie Ren , Kate Soule , Yada Zhu

Large language models (LLMs) have demonstrated impressive capabilities across various tasks, but their performance is highly sensitive to the prompts utilized. This variability poses challenges for accurate assessment and user satisfaction.…

Computation and Language · Computer Science 2024-10-17 Jingming Zhuo , Songyang Zhang , Xinyu Fang , Haodong Duan , Dahua Lin , Kai Chen

The rapid advancements in artificial intelligence (AI) have primarily focused on the process of learning from data to acquire knowledgeable learning systems. As these systems are increasingly deployed in critical areas, ensuring their…

Machine Learning · Computer Science 2025-12-23 Wei Qian , Chenxu Zhao , Yangyi Li , Mengdi Huai

Language technologies have made enormous progress, especially with the introduction of large language models (LLMs). On traditional tasks such as machine translation and sentiment analysis, these models perform at near-human level. These…

Computation and Language · Computer Science 2025-02-24 Diyi Yang , Dirk Hovy , David Jurgens , Barbara Plank

The use of Natural Language Processing (NLP) in highstakes AI-based applications has increased significantly in recent years, especially since the emergence of Large Language Models (LLMs). However, despite their strong performance, LLMs…

Large language models (LLMs) have advanced conversational AI assistants. However, systematically evaluating how well these assistants apply personalization--adapting to individual user preferences while completing tasks--remains…

Computation and Language · Computer Science 2025-06-12 Zheng Zhao , Clara Vania , Subhradeep Kayal , Naila Khan , Shay B. Cohen , Emine Yilmaz

As large language models (LLMs) expand into performing as agents for real-world applications beyond traditional NLP tasks, evaluating their robustness becomes increasingly important. However, existing benchmarks often overlook critical…

Computation and Language · Computer Science 2025-03-11 Haoyi Qiu , Alexander R. Fabbri , Divyansh Agarwal , Kung-Hsiang Huang , Sarah Tan , Nanyun Peng , Chien-Sheng Wu

Hundreds of millions of people rely on large language models (LLMs) for education, work, and even healthcare. Yet these models are known to reproduce and amplify social biases present in their training data. Moreover, text-based interfaces…

Computation and Language · Computer Science 2026-03-24 Carolin Holtermann , Minh Duc Bui , Kaitlyn Zhou , Valentin Hofmann , Katharina von der Wense , Anne Lauscher

The rapid advancement of LLMs sparked significant interest in their potential to augment or automate managerial functions. One of the most recent trends in AI benchmarking is performance of Large Language Models (LLMs) over longer time…

Artificial Intelligence · Computer Science 2025-10-01 Berdymyrat Ovezmyradov

Conversational agents are increasingly woven into individuals' personal lives, yet users often underestimate the privacy risks associated with them. The moment users share information with these agents-such as large language models…

Cryptography and Security · Computer Science 2025-07-29 Ivoline Ngong , Swanand Kadhe , Hao Wang , Keerthiram Murugesan , Justin D. Weisz , Amit Dhurandhar , Karthikeyan Natesan Ramamurthy