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The rapid rise of autonomous AI systems and advancements in agent capabilities are introducing new risks due to reduced oversight of real-world interactions. Yet agent testing remains nascent and is still a developing science. As AI agents…

Large language model (LLM) agents are vulnerable to prompt-injection attacks that propagate through multi-step workflows, tool interactions, and persistent context, making input-output filtering alone insufficient for reliable protection.…

Artificial Intelligence · Computer Science 2026-04-21 Hailin Liu , Eugene Ilyushin , Jie Ni , Min Zhu

As LLM-based agents are increasingly deployed in real-life scenarios, existing benchmarks fail to capture their inherent complexity of handling extensive information, leveraging diverse resources, and managing dynamic user interactions. To…

Computation and Language · Computer Science 2025-10-20 Wei He , Yueqing Sun , Hongyan Hao , Xueyuan Hao , Zhikang Xia , Qi Gu , Chengcheng Han , Dengchang Zhao , Hui Su , Kefeng Zhang , Man Gao , Xi Su , Xiaodong Cai , Xunliang Cai , Yu Yang , Yunke Zhao

The rapid integration of Large Language Models (LLMs) into high-stakes domains necessitates reliable safety and compliance evaluation. However, existing static benchmarks are ill-equipped to address the dynamic nature of AI risks and…

Artificial Intelligence · Computer Science 2026-05-15 Yixu Wang , Xin Wang , Yang Yao , Xinyuan Li , Xibang Yang , Yan Teng , Xingjun Ma , Yingchun Wang

AI agents, predominantly powered by large language models (LLMs), are vulnerable to indirect prompt injection, in which malicious instructions embedded in untrusted data can trigger dangerous agent actions. This position paper discusses our…

Cryptography and Security · Computer Science 2026-04-01 Chong Xiang , Drew Zagieboylo , Shaona Ghosh , Sanjay Kariyappa , Kai Greshake , Hanshen Xiao , Chaowei Xiao , G. Edward Suh

We introduce REAL, a benchmark and framework for multi-turn agent evaluations on deterministic simulations of real-world websites. REAL comprises high-fidelity, deterministic replicas of 11 widely-used websites across domains such as…

LLM agents are evolving rapidly, powered by code execution, tools, and the recently introduced agent skills feature. Skills allow users to extend LLM applications with specialized third-party code, knowledge, and instructions. Although this…

Cryptography and Security · Computer Science 2026-02-26 David Schmotz , Luca Beurer-Kellner , Sahar Abdelnabi , Maksym Andriushchenko

Large Language Models (LLMs) have enabled agents to move beyond conversation toward end-to-end task execution and become more helpful. However, this helpfulness introduces new security risks stem less from direct interface abuse than from…

Cryptography and Security · Computer Science 2026-01-19 Fengchao Chen , Tingmin Wu , Van Nguyen , Carsten Rudolph

Generative AI agents, software systems powered by Large Language Models (LLMs), are emerging as a promising approach to automate cybersecurity tasks. Among the others, penetration testing is a challenging field due to the task complexity…

Cryptography and Security · Computer Science 2024-10-29 Luca Gioacchini , Marco Mellia , Idilio Drago , Alexander Delsanto , Giuseppe Siracusano , Roberto Bifulco

Driven by the rapid development of Large Language Models (LLMs), LLM-based agents have been developed to handle various real-world applications, including finance, healthcare, and shopping, etc. It is crucial to ensure the reliability and…

Cryptography and Security · Computer Science 2024-10-30 Wenkai Yang , Xiaohan Bi , Yankai Lin , Sishuo Chen , Jie Zhou , Xu Sun

What should a developer inspect before deploying an LLM agent: the model, the tool code, the deployment configuration, or all three? In practice, many security failures in agent systems arise not from model weights alone, but from the…

Cryptography and Security · Computer Science 2026-03-25 Haiyue Zhang , Yi Nian , Yue Zhao

LLM-based coding agents are rapidly being deployed in software development, yet their safety implications remain poorly understood. These agents, while capable of accelerating software development, may exhibit unsafe behaviors during normal…

Artificial Intelligence · Computer Science 2025-08-26 Matous Kozak , Roshanak Zilouchian Moghaddam , Siva Sivaraman

Large language models (LLMs) are increasingly deployed as agents in various contexts by providing tools at their disposal. However, LLM agents can exhibit unpredictable behaviors, including taking undesirable and/or unsafe actions. In order…

Artificial Intelligence · Computer Science 2025-10-27 Ilija Lichkovski , Alexander Müller , Mariam Ibrahim , Tiwai Mhundwa

Autonomous unmanned aerial vehicle (UAV) systems are increasingly deployed in safety-critical, networked environments where they must operate reliably in the presence of malicious adversaries. While recent benchmarks have evaluated large…

Cryptography and Security · Computer Science 2026-01-27 Mohamed Amine Ferrag , Abderrahmane Lakas , Merouane Debbah

Agentic AI systems are increasingly capable of performing professional and personal tasks with limited human involvement. However, tracking these developments is difficult because the AI agent ecosystem is complex, rapidly evolving, and…

Computers and Society · Computer Science 2026-05-07 Leon Staufer , Kevin Feng , Kevin Wei , Luke Bailey , Yawen Duan , Mick Yang , A. Pinar Ozisik , Stephen Casper , Noam Kolt

As the use of large language model (LLM) agents continues to grow, their safety vulnerabilities have become increasingly evident. Extensive benchmarks evaluate various aspects of LLM safety by defining the safety relying heavily on general…

Computation and Language · Computer Science 2025-10-24 Yeonjun In , Wonjoong Kim , Kanghoon Yoon , Sungchul Kim , Mehrab Tanjim , Sangwu Park , Kibum Kim , Chanyoung Park

Tool-integrated LLMs can retrieve, compute, and take real-world actions via external tools, but reliability remains a key bottleneck. We argue that failures stem from both tool-use accuracy (how well an agent invokes a tool) and intrinsic…

Artificial Intelligence · Computer Science 2026-04-02 Hy Dang , Quang Dao , Meng Jiang

As Large Language Models (LLMs) increasingly power applications used by children and adolescents, ensuring safe and age-appropriate interactions has become an urgent ethical imperative. Despite progress in AI safety, current evaluations…

Computers and Society · Computer Science 2026-05-26 Junfeng Jiao , Saleh Afroogh , Kevin Chen , Abhejay Murali , David Atkinson , Amit Dhurandhar

Large language models (LLMs) are increasingly explored as scalable tools for mental health counseling, yet evaluating their safety remains challenging due to the interactional and context-dependent nature of clinical harm. Existing…

Computation and Language · Computer Science 2026-04-21 Suhyun Lee , Palakorn Achananuparp , Neemesh Yadav , Ee-Peng Lim , Yang Deng

AI agents that combine large language models with non-AI system components are rapidly emerging in real-world applications, offering unprecedented automation and flexibility. However, this unprecedented flexibility introduces complex…

Cryptography and Security · Computer Science 2026-03-13 Juhee Kim , Xiaoyuan Liu , Zhun Wang , Shi Qiu , Bo Li , Wenbo Guo , Dawn Song