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Large Language Models (LLMs) are increasingly deployed as agents that orchestrate tasks and integrate external tools to execute complex workflows. We demonstrate that these interactive behaviors leave distinctive fingerprints in encrypted…

Cryptography and Security · Computer Science 2025-10-09 Yixiang Zhang , Xinhao Deng , Zhongyi Gu , Yihao Chen , Ke Xu , Qi Li , Jianping Wu

As large language models (LLMs) evolve into autonomous agents capable of acting in open-ended environments, ensuring behavioral alignment with human values becomes a critical safety concern. Existing benchmarks, focused on static,…

Computation and Language · Computer Science 2026-03-10 Weixiang Zhao , Haozhen Li , Yanyan Zhao , xuda zhi , Yongbo Huang , Hao He , Bing Qin , Ting Liu

Understanding human behavior and society is a central focus in social sciences, with the rise of generative social science marking a significant paradigmatic shift. By leveraging bottom-up simulations, it replaces costly and logistically…

Social and Information Networks · Computer Science 2026-04-13 Jinghua Piao , Yuwei Yan , Jun Zhang , Nian Li , Junbo Yan , Xiaochong Lan , Zhihong Lu , Zhiheng Zheng , Jing Yi Wang , Di Zhou , Chen Gao , Fengli Xu , Fang Zhang , Ke Rong , Jun Su , Yong Li

Recent advances in Retrieval-Augmented Generation (RAG) have enabled large language models (LLMs) to ground outputs in clinical evidence. However, connecting LLMs with external databases introduces the risk of contextual leakage: a subtle…

Computation and Language · Computer Science 2026-03-17 Shaowei Guan , Yu Zhai , Hin Chi Kwok , Jiawei Du , Xinyu Feng , Jing Li , Harry Qin , Vivian Hui

The robustness of LLMs to jailbreak attacks, where users design prompts to circumvent safety measures and misuse model capabilities, has been studied primarily for LLMs acting as simple chatbots. Meanwhile, LLM agents -- which use external…

The implementation of agentic AI systems has the potential of providing more helpful AI systems in a variety of applications. These systems work autonomously towards a defined goal with reduced external control. Despite their potential, one…

Artificial Intelligence · Computer Science 2025-11-13 Niclas Flehmig , Mary Ann Lundteigen , Shen Yin

Agentic AI systems, which leverage multiple autonomous agents and large language models (LLMs), are increasingly used to address complex, multi-step tasks. The safety, security, and functionality of these systems are critical, especially in…

Artificial Intelligence · Computer Science 2026-04-16 Edoardo Allegrini , Ananth Shreekumar , Z. Berkay Celik

The potential of Large Language Model (LLM) as agents has been widely acknowledged recently. Thus, there is an urgent need to quantitatively \textit{evaluate LLMs as agents} on challenging tasks in interactive environments. We present…

In recent years, Large-Language-Model-driven AI agents have exhibited unprecedented intelligence and adaptability. Nowadays, agents are undergoing a new round of evolution. They no longer act as an isolated island like LLMs. Instead, they…

The proliferation of AI agents, with their complex and context-dependent actions, renders conventional privacy paradigms obsolete. This position paper argues that the current model of privacy management, rooted in a user's unilateral…

Human-Computer Interaction · Computer Science 2025-08-12 Shuning Zhang , Ying Ma , Jingruo Chen , Simin Li , Xin Yi , Hewu Li

AI agents powered by large language models (LLMs) are being deployed at scale, yet we lack a systematic understanding of how the choice of backbone LLM affects agent security. The non-deterministic sequential nature of AI agents complicates…

Cryptography and Security · Computer Science 2026-02-25 Julia Bazinska , Max Mathys , Francesco Casucci , Mateo Rojas-Carulla , Xander Davies , Alexandra Souly , Niklas Pfister

Large language model (LLM)-based agents combine LLMs with external tools to automate tasks such as scheduling meetings, managing documents, or booking travel. While these integrations unlock powerful capabilities, they also create new and…

Cryptography and Security · Computer Science 2026-04-22 Jonathan Evertz , Merlin Chlosta , Lea Schönherr , Thorsten Eisenhofer

The rapid deployment of large language model (LLM)-based agents introduces a new class of risks, driven by their capacity for autonomous planning, multi-step tool integration, and emergent interactions. It raises some risk factors for…

Multiagent Systems · Computer Science 2025-12-04 Rafflesia Khan , Declan Joyce , Mansura Habiba

We stress-tested 16 leading models from multiple developers in hypothetical corporate environments to identify potentially risky agentic behaviors before they cause real harm. In the scenarios, we allowed models to autonomously send emails…

Cryptography and Security · Computer Science 2025-10-17 Aengus Lynch , Benjamin Wright , Caleb Larson , Stuart J. Ritchie , Soren Mindermann , Evan Hubinger , Ethan Perez , Kevin Troy

Sequential multi-agent large language model (LLM) systems are increasingly deployed in sensitive domains such as healthcare, finance, and enterprise decision-making, where multiple specialized agents collaboratively process a single user…

Multiagent Systems · Computer Science 2026-03-09 Sadia Asif , Mohammad Mohammadi Amiri

This paper systematically investigates the security, privacy, and ethical risks, as well as the traceability challenges of OpenClaw, a locally executable AI agent system for natural language interaction and real-world task completion. While…

Cryptography and Security · Computer Science 2026-05-25 Yutong Jin , Zelin Zhang , Zhijin Lyu , Jianbing Ni

With the integration of large language models (LLMs), embodied agents have strong capabilities to understand and plan complicated natural language instructions. However, a foreseeable issue is that those embodied agents can also flawlessly…

Cryptography and Security · Computer Science 2025-11-03 Sheng Yin , Xianghe Pang , Yuanzhuo Ding , Menglan Chen , Yutong Bi , Yichen Xiong , Wenhao Huang , Zhen Xiang , Jing Shao , Siheng Chen

Autonomous AI agents are increasingly deployed in open social environments, yet the relationship between their configuration specifications and their emergent social behavior remains poorly understood. We present a controlled, multi-factor…

Artificial Intelligence · Computer Science 2026-05-13 Sarah Wilson , Diem Linh Dang , Usman Ali Moazzam , Shan Ye , Gail Kaiser

The rise of Large Language Models (LLMs) has revolutionized Graphical User Interface (GUI) automation through LLM-powered GUI agents, yet their ability to process sensitive data with limited human oversight raises significant privacy and…

Human-Computer Interaction · Computer Science 2025-06-06 Chaoran Chen , Zhiping Zhang , Ibrahim Khalilov , Bingcan Guo , Simret A Gebreegziabher , Yanfang Ye , Ziang Xiao , Yaxing Yao , Tianshi Li , Toby Jia-Jun Li

The acquisition of agentic capabilities has transformed LLMs from "knowledge providers" to "action executors", a trend that while expanding LLMs' capability boundaries, significantly increases their susceptibility to malicious use. Previous…

Cryptography and Security · Computer Science 2025-05-30 Jinchuan Zhang , Lu Yin , Yan Zhou , Songlin Hu