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LLMs are increasingly deployed as autonomous agents with access to tools, databases, and external services, yet practitioners (across different sectors) lack systematic methods to assess how known threat classes translate into concrete…

Artificial Intelligence · Computer Science 2026-05-12 Tim Van hamme , Thomas Vissers , Javier Carnerero-Cano , Mario Fritz , Emil C. Lupu , Lieven Desmet , Dinil Mon Divakaran

Large Language Model (LLM) agents remain vulnerable to safety threats from the external environment, where attackers inject adversarial content into external observations such as tool-returned data, webpages, or MCP context, causing harmful…

Artificial Intelligence · Computer Science 2026-05-28 Yongxiang Li , Moxin Li , Zhixin Ma , Fengbin Zhu , Dongrui Liu , Wenjie Wang , Fuli Feng

Large language model (LLM) agents are increasingly deployed to automate productivity tasks (e.g., email, scheduling, document management), but evaluating them on live services is risky due to potentially irreversible changes. Existing…

Always-on AI agents (OpenClaw, Hermes Agent) run as a single persistent process under the owner's identity, folding messaging, memory, self-authored skills, scheduling, and shell into one authority boundary. This configuration opens what we…

Cryptography and Security · Computer Science 2026-05-14 Narek Maloyan , Dmitry Namiot

The growing deployment of large language model (LLM) based agents that interact with external environments has created new attack surfaces for adversarial manipulation. One major threat is indirect prompt injection, where attackers embed…

Computation and Language · Computer Science 2026-04-14 Hwan Chang , Yonghyun Jun , Hwanhee Lee

LLM agents are expected to complete end-to-end units of work across software tools, business services, and local workspaces. Yet many agent benchmarks freeze a curated task set at release time and grade mainly the final response, making it…

Software Engineering · Computer Science 2026-05-04 Chenxin Li , Zhengyang Tang , Mingxin Huang , Yunlong Lin , Shijue Huang , Shengyuan Liu , Bowen Ye , Rang Li , Lei Li , Benyou Wang , Yixuan Yuan

Large Language Model (LLM) Agents are an emerging computing paradigm that blends generative machine learning with tools such as code interpreters, web browsing, email, and more generally, external resources. These agent-based systems…

Cryptography and Security · Computer Science 2024-10-23 Xiaohan Fu , Shuheng Li , Zihan Wang , Yihao Liu , Rajesh K. Gupta , Taylor Berg-Kirkpatrick , Earlence Fernandes

Autonomous agents based on Large Language Models (LLMs) are increasingly being utilized in complex software systems. However, reliability remains a significant challenge due to unpredictable failures such as hallucinations, execution…

Software Engineering · Computer Science 2026-05-11 Cheonsu Jeong , Younggun Shin

Large Language Models (LLMs) have transformed software development, enabling AI-powered applications known as LLM-based agents that promise to automate tasks across diverse apps and workflows. Yet, the security implications of deploying…

Cryptography and Security · Computer Science 2025-11-07 Chenghao Du , Quanfeng Huang , Tingxuan Tang , Zihao Wang , Adwait Nadkarni , Yue Xiao

Large language models (LLMs) are increasingly used as general planners in embodied intelligence, enabling high level coordination and low level task planning for both single robot and multi-robot collaboration. This increasing reliance on…

Robotics · Computer Science 2026-05-19 Zhen Huang , Zhihuang Liu , Mengxuan Luo , Weishang Wu , Zhiping Cai

Software vulnerability management has become increasingly critical as modern systems scale in size and complexity. However, existing automated approaches remain insufficient. Traditional static analysis methods struggle to precisely capture…

Software Engineering · Computer Science 2026-01-27 Zelong Zheng , Jiayuan Zhou , Xing Hu , Yi Gao , Shengyi Pan

Current AI agent frameworks have made remarkable progress in automating individual tasks, yet all existing systems serve a single user. Human productivity rests on the social and organizational relationships through which people coordinate,…

Artificial Intelligence · Computer Science 2026-04-22 Zhiqin Yang , Zhenyuan Zhang , Xianzhang Jia , Jun Song , Wei Xue , Yonggang Zhang , Yike Guo

Autonomous AI agents powered by large language models (LLMs) with structured function-calling interfaces enable real-time data retrieval, computation, and multi-step orchestration. However, the rapid growth of plugins, connectors, and…

Cryptography and Security · Computer Science 2025-12-16 Mohamed Amine Ferrag , Norbert Tihanyi , Djallel Hamouda , Leandros Maglaras , Abderrahmane Lakas , Merouane Debbah

The digital world is witnessing the rapid rise of LLM-based multi-agent systems (MASs) and their powerful applications. However, their security remains insufficiently understood, as existing evaluations are largely limited to narrow attack…

Cryptography and Security · Computer Science 2026-05-05 Ruichao Liang , Le Yin , Jing Chen , Yebo Feng , Cong Wu , Xiaoyu Zhang , Huangpeng Gu , Zijian Zhang , Yang Liu

LLM agents are increasingly deployed in long-horizon, complex environments to solve challenging problems, but this expansion exposes them to long-horizon attacks that exploit multi-turn user-agent-environment interactions to achieve…

Artificial Intelligence · Computer Science 2026-02-20 Tanqiu Jiang , Yuhui Wang , Jiacheng Liang , Ting Wang

LLM-based multi-agent systems (MAS) demonstrate increasing integration into next-generation applications, but their safety in backdoor attacks remains largely underexplored. However, existing research has focused exclusively on single-agent…

Cryptography and Security · Computer Science 2025-10-14 Pengyu Zhu , Lijun Li , Yaxing Lyu , Li Sun , Sen Su , Jing Shao

Large language model (LLM) agents increasingly rely on third-party API routers to dispatch tool-calling requests across multiple upstream providers. These routers operate as application-layer proxies with full plaintext access to every…

Cryptography and Security · Computer Science 2026-04-10 Hanzhi Liu , Chaofan Shou , Hongbo Wen , Yanju Chen , Ryan Jingyang Fang , Yu Feng

Anticipating emerging attack methodologies is crucial for proactive cybersecurity. Recent advances in Large Language Models (LLMs) have enabled the automated generation of phishing messages and accelerated research into potential attack…

Cryptography and Security · Computer Science 2025-07-30 Seiji Sato , Tetsushi Ohki , Masakatsu Nishigaki

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…

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