English
Related papers

Related papers: Cross-Session Threats in AI Agents: Benchmark, Eva…

200 papers

Traditional cybersecurity methodologies target deterministic systems and fail to address the probabilistic nature of AI, leaving systems vulnerable to attack vectors such as model inversion, data poisoning, and prompt injection. Recent…

Cryptography and Security · Computer Science 2026-05-19 Tsafac Nkombong Regine Cyrille , Franziska Schwarz

Human safety awareness gaps often prevent the timely recognition of everyday risks. In solving this problem, a proactive safety artificial intelligence (AI) system would work better than a reactive one. Instead of just reacting to users'…

Computation and Language · Computer Science 2025-10-21 Youliang Yuan , Wenxiang Jiao , Yuejin Xie , Chihao Shen , Menghan Tian , Wenxuan Wang , Jen-tse Huang , Pinjia He

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

Autonomous AI agents extend large language models into full runtime systems that load skills, ingest external content, maintain memory, plan multi-step actions, and invoke privileged tools. In such systems, security failures rarely remain…

Cryptography and Security · Computer Science 2026-04-28 Yixiang Zhang , Xinhao Deng , Jiaqing Wu , Yue Xiao , Ke Xu , Qi Li

We present SuperLocalMemory, a local-first memory system for multi-agent AI that defends against OWASP ASI06 memory poisoning through architectural isolation and Bayesian trust scoring, while personalizing retrieval through adaptive…

Artificial Intelligence · Computer Science 2026-03-04 Varun Pratap Bhardwaj

Indirect prompt injection threatens LLM agents by embedding malicious instructions in external content, enabling unauthorized actions and data theft. LLM agents maintain working memory through their context window, which stores interaction…

Cryptography and Security · Computer Science 2026-02-10 Ruoyao Wen , Hao Li , Chaowei Xiao , Ning Zhang

We present Portable Agent Memory, an open protocol and reference implementation for transferring persistent memory state across heterogeneous AI agents. Modern AI agents accumulate rich context -- episodic events,semantic knowledge,…

Cryptography and Security · Computer Science 2026-05-13 Santhosh Kumar Ravindran

The accelerating deployment of artificial intelligence systems across regulated sectors has exposed critical fragmentation in risk assessment methodologies. A significant "language barrier" currently separates technical security teams, who…

Cryptography and Security · Computer Science 2025-12-01 Hernan Huwyler

Recent advances in AI are transforming AI's ubiquitous presence in our world from that of standalone AI-applications into deeply integrated AI-agents. These changes have been driven by agents' increasing capability to autonomously make…

Cryptography and Security · Computer Science 2025-07-04 Jose Sanchez Vicarte , Marcin Spoczynski , Mostafa Elsaid

As Large Language Models (LLMs) advance, Machine-Generated Texts (MGTs) have become increasingly fluent, high-quality, and informative. Existing wide-range MGT detectors are designed to identify MGTs to prevent the spread of plagiarism and…

Cryptography and Security · Computer Science 2025-03-14 Jingyi Zheng , Junfeng Wang , Zhen Sun , Wenhan Dong , Yule Liu , Xinlei He

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

LLM-based chatbots in government services face critical security gaps. Multi-turn adversarial attacks achieve over 90% success against current defenses, and single-layer guardrails are bypassed with similar rates. We present CivicShield, a…

Cryptography and Security · Computer Science 2026-04-01 KrishnaSaiReddy Patil

AI safety is a rapidly growing area of research that seeks to prevent the harm and misuse of frontier AI technology, particularly with respect to generative AI (GenAI) tools that are capable of creating realistic and high-quality content…

Artificial Intelligence · Computer Science 2025-02-19 Pin-Yu Chen

Personalized LLM agents maintain persistent cross-session state to support long-horizon collaboration. Yet, this persistence introduces a subtle but critical security vulnerability: routine user-agent interactions can gradually reshape an…

Cryptography and Security · Computer Science 2026-05-11 Xiaoyu Xu , Minxin Du , Qipeng Xie , Haobin Ke , Qingqing Ye , Haibo Hu

Recent improvement gains in large language models (LLMs) have lead to everyday usage of AI-based Conversational Agents (CAs). At the same time, LLMs are vulnerable to an array of threats, including jailbreaks and, for example, causing…

Cryptography and Security · Computer Science 2025-11-03 Kathrin Grosse , Nico Ebert

Background. Traditional safety benchmarks for language models evaluate generated text: whether a model outputs toxic language, reproduces bias, or follows harmful instructions. When models are deployed as agents, the safety-relevant object…

Embodied Artificial Intelligence (Embodied AI) integrates perception, cognition, planning, and interaction into agents that operate in open-world, safety-critical environments. As these systems gain autonomy and enter domains such as…

Evolving AI systems increasingly deploy multi-agent architectures where autonomous agents collaborate, share information, and delegate tasks through developing protocols. This connectivity, while powerful, introduces novel security risks.…

Cryptography and Security · Computer Science 2025-07-30 Gauri Sharma , Vidhi Kulkarni , Miles King , Ken Huang

Machine learning (ML) models serve as powerful tools for threat detection and mitigation; however, they also introduce potential new risks. Adversarial input can exploit these models through standard interfaces, thus creating new attack…

Cryptography and Security · Computer Science 2025-03-10 Betül Güvenç Paltun , Ramin Fuladi , Rim El Malki

Large Language Models (LLMs) are increasingly used in agentic systems, where their interactions with diverse tools and environments create complex, multi-stage safety challenges. However, existing benchmarks mostly rely on static,…

Cryptography and Security · Computer Science 2026-02-03 Liming Lu , Xiang Gu , Junyu Huang , Jiawei Du , Xu Zheng , Yunhuai Liu , Yongbin Zhou , Shuchao Pang