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Related papers: Memory poisoning and secure multi-agent systems

200 papers

Large Language Model (LLM)-based Multi-Agent Systems (MASs) are increasingly deployed for agentic tasks, such as web automation, itinerary planning, and collaborative problem solving. Yet, their interactive nature introduces new security…

Multiagent Systems · Computer Science 2026-03-18 Samira Abedini , Sina Mavali , Lea Schönherr , Martin Pawelczyk , Rebekka Burkholz

In this paper, we propose a novel factored agent architecture designed to overcome the limitations of traditional single-agent systems in agentic AI. Our approach decomposes the agent into two specialized components: (1) a large language…

Artificial Intelligence · Computer Science 2025-04-03 Nicholas Roth , Christopher Hidey , Lucas Spangher , William F. Arnold , Chang Ye , Nick Masiewicki , Jinoo Baek , Peter Grabowski , Eugene Ie

The rapid adoption of large language models (LLMs) in multi-agent systems has highlighted their impressive capabilities in various applications, such as collaborative problem-solving and autonomous negotiation. However, the security…

Computation and Language · Computer Science 2024-07-24 Tianjie Ju , Yiting Wang , Xinbei Ma , Pengzhou Cheng , Haodong Zhao , Yulong Wang , Lifeng Liu , Jian Xie , Zhuosheng Zhang , Gongshen Liu

The recent success of machine learning (ML) has been fueled by the increasing availability of computing power and large amounts of data in many different applications. However, the trustworthiness of the resulting models can be compromised…

Cryptography and Security · Computer Science 2024-03-11 Antonio Emanuele Cinà , Kathrin Grosse , Ambra Demontis , Battista Biggio , Fabio Roli , Marcello Pelillo

Memory makes LLM-based web agents personalized, powerful, yet exploitable. By storing past interactions to personalize future tasks, agents inadvertently create a persistent attack surface that spans websites and sessions. While existing…

Cryptography and Security · Computer Science 2026-04-08 Wei Zou , Mingwen Dong , Miguel Romero Calvo , Shuaichen Chang , Jiang Guo , Dongkyu Lee , Xing Niu , Xiaofei Ma , Yanjun Qi , Jiarong Jiang

Many real-world systems, such as transportation systems, ecological systems, and Internet systems, are complex systems. As an important tool for studying complex systems, computational experiments can map them into artificial society models…

Multiagent Systems · Computer Science 2025-07-29 Ming Zhang , Yiling Xuan , Qun Ma , Yuwei Guo

Large Language Models (LLMs) face a crucial challenge from fixed context windows and inadequate memory management, leading to a severe shortage of long-term memory capabilities and limited personalization in the interactive experience with…

Artificial Intelligence · Computer Science 2025-06-10 Jiazheng Kang , Mingming Ji , Zhe Zhao , Ting Bai

Powerful autonomous systems, which reason, plan, and converse using and between numerous tools and agents, are made possible by Large Language Models (LLMs), Vision-Language Models (VLMs), and new agentic AI systems, like LangChain and…

Cryptography and Security · Computer Science 2025-12-30 Toqeer Ali Syed , Mishal Ateeq Almutairi , Mahmoud Abdel Moaty

Large language model (LLM) agents increasingly operate in settings where a single context window is far too small to capture what has happened, what was learned, and what should not be repeated. Memory -- the ability to persist, organize,…

Artificial Intelligence · Computer Science 2026-03-10 Pengfei Du

Memory serves as the pivotal nexus bridging past and future, providing both humans and AI systems with invaluable concepts and experience to navigate complex tasks. Recent research on autonomous agents has increasingly focused on designing…

Computation and Language · Computer Science 2025-12-30 Jiafeng Liang , Hao Li , Chang Li , Jiaqi Zhou , Shixin Jiang , Zekun Wang , Changkai Ji , Zhihao Zhu , Runxuan Liu , Tao Ren , Jinlan Fu , See-Kiong Ng , Xia Liang , Ming Liu , Bing Qin

For LLM agents, memory management critically impacts efficiency, quality, and security. While much research focuses on retention, selective forgetting--inspired by human cognitive processes (hippocampal indexing/consolidation theory and…

Artificial Intelligence · Computer Science 2026-04-24 Yingjie Gu , Wenjian Xiong , Liqiang Wang , Pengcheng Ren , Chao Li , Xiaojing Zhang , Yijuan Guo , Qi Sun , Jingyao Ma , Shidang Shi

Agentic memory is emerging as a key enabler for large language models (LLM) to maintain continuity, personalization, and long-term context in extended user interactions, critical capabilities for deploying LLMs as truly interactive and…

Artificial Intelligence · Computer Science 2025-12-16 Samarth Sarin , Lovepreet Singh , Bhaskarjit Sarmah , Dhagash Mehta

Large language models (LLMs) and LLM-based agents have been widely deployed in a wide range of applications in the real world, including healthcare diagnostics, financial analysis, customer support, robotics, and autonomous driving,…

Cryptography and Security · Computer Science 2025-05-20 Wenrui Xu , Keshab K. Parhi

Inspired by the cognitive science theory of the explicit human memory systems, we have modeled an agent with short-term, episodic, and semantic memory systems, each of which is modeled with a knowledge graph. To evaluate this system and…

Artificial Intelligence · Computer Science 2026-05-19 Taewoon Kim , Michael Cochez , Vincent François-Lavet , Mark Neerincx , Piek Vossen

Machine learning models have been widely adopted in several fields. However, most recent studies have shown several vulnerabilities from attacks with a potential to jeopardize the integrity of the model, presenting a new window of research…

Cryptography and Security · Computer Science 2022-02-23 Miguel A. Ramirez , Song-Kyoo Kim , Hussam Al Hamadi , Ernesto Damiani , Young-Ji Byon , Tae-Yeon Kim , Chung-Suk Cho , Chan Yeob Yeun

Large language models (LLMs) have recently demonstrated impressive capabilities in reasoning tasks. Currently, mainstream LLM reasoning frameworks predominantly focus on scaling up inference-time sampling to enhance performance. In…

Computation and Language · Computer Science 2026-03-24 Hongduan Tian , Xiao Feng , Ziyuan Zhao , Xiangyu Zhu , Rolan Yan , Bo Han

Due to the powerful capabilities demonstrated by large language model (LLM), there has been a recent surge in efforts to integrate them with AI agents to enhance their performance. In this paper, we have explored the core differences and…

Computation and Language · Computer Science 2023-09-27 Pengyu Zhao , Zijian Jin , Ning Cheng

This paper proposes a novel architectural framework aimed at enhancing security and reliability in multi-agent systems (MAS). A central component of this framework is a network of Sentinel Agents, functioning as a distributed security layer…

Artificial Intelligence · Computer Science 2025-09-19 Diego Gosmar , Deborah A. Dahl

Large language models (LLMs) are increasingly augmented with long-term memory systems to overcome finite context windows and enable persistent reasoning across interactions. However, recent research finds that LLMs become more vulnerable…

Machine Learning · Computer Science 2026-02-18 Mitchell Piehl , Zhaohan Xi , Zuobin Xiong , Pan He , Muchao Ye

Most current AI models have little ability to store and later retrieve a record or representation of what they do. In human cognition, episodic memories play an important role in both recall of the past as well as planning for the future.…

Artificial Intelligence · Computer Science 2025-01-23 Chad DeChant