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Related papers: APT-MMF: An advanced persistent threat actor attri…

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Reinforcement learning in multi-agent scenarios is important for real-world applications but presents challenges beyond those seen in single-agent settings. We present an actor-critic algorithm that trains decentralized policies in…

Machine Learning · Computer Science 2019-05-29 Shariq Iqbal , Fei Sha

LLM agents are highly vulnerable to Indirect Prompt Injection (IPI), where adversaries embed malicious directives in untrusted tool outputs to hijack execution. Most existing defenses treat IPI as an input-level semantic discrimination…

Cryptography and Security · Computer Science 2026-03-12 Yu He , Haozhe Zhu , Yiming Li , Shuo Shao , Hongwei Yao , Zhihao Liu , Zhan Qin

View missing remains a significant challenge in graph-based multi-view semi-supervised learning, hindering their real-world applications. To address this issue, traditional methods introduce a missing indicator matrix and focus on mining…

Machine Learning · Computer Science 2025-10-22 Zhangqi Jiang , Tingjin Luo , Xu Yang , Xinyan Liang

Performance attribution analysis, defined as the process of explaining the drivers of the excess performance of an investment portfolio against a benchmark, stands as a significant feature of portfolio management and plays a crucial role in…

Computational Finance · Quantitative Finance 2024-03-25 Bruno de Melo , Jamiel Sheikh

3D object detection based on LiDAR-camera fusion is becoming an emerging research theme for autonomous driving. However, it has been surprisingly difficult to effectively fuse both modalities without information loss and interference. To…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Guojun Wang , Bin Tian , Yachen Zhang , Long Chen , Dongpu Cao , Jian Wu

Advanced Persistent Threats (APTs) pose a major cybersecurity challenge due to their stealth and ability to mimic normal system behavior, making detection particularly difficult in highly imbalanced datasets. Traditional anomaly detection…

Cryptography and Security · Computer Science 2025-02-14 Sidahmed Benabderrahmane , Petko Valtchev , James Cheney , Talal Rahwan

Radar target recognition (RTR), as a key technology of intelligent radar systems, has been well investigated. Accurate RTR at low signal-to-noise ratios (SNRs) still remains an open challenge. Most existing methods are based on a single…

Signal Processing · Electrical Eng. & Systems 2022-06-14 Han Meng , Yuexing Peng , Wei Xiang , Xu Pang , Wenbo Wang

Cyber Threat Intelligence (CTI) plays a crucial role in assessing risks and enhancing security for organizations. However, the process of extracting relevant information from unstructured text sources can be expensive and time-consuming.…

Motivation: Identifying drug-target interactions (DTIs) is a key step in drug repositioning. In recent years, the accumulation of a large number of genomics and pharmacology data has formed mass drug and target related heterogeneous…

Machine Learning · Computer Science 2022-10-19 Hongzhun Wang , Feng Huang , Wen Zhang

Hateful videos present serious risks to online safety and real-world well-being, necessitating effective detection methods. Although multimodal classification approaches integrating information from several modalities outperform unimodal…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Jiangbei Yue , Shuonan Yang , Tailin Chen , Jianbo Jiao , Zeyu Fu

The existing state-of-the-art point descriptor relies on structure information only, which omit the texture information. However, texture information is crucial for our humans to distinguish a scene part. Moreover, the current…

Computer Vision and Pattern Recognition · Computer Science 2021-11-19 Xiaoshui Huang , Wentao Qu , Yifan Zuo , Yuming Fang , Xiaowei Zhao

As the Internet of Things (IoT) continues to expand across critical infrastructure, smart environments, and consumer devices, securing them against cyber threats has become increasingly vital. Traditional intrusion detection models often…

Cryptography and Security · Computer Science 2026-03-25 Samuel Ozechi , Jennifer Okonkwoabutu

Cross-border insider threats pose a critical challenge to government financial schemes, particularly when dealing with distributed, privacy-sensitive data across multiple jurisdictions. Existing approaches face fundamental limitations: they…

Cryptography and Security · Computer Science 2026-02-19 Srikumar Nayak , James Walmesley

Joint safety and security analysis of cyber-physical systems is a necessary step to correctly capture inter-dependencies between these properties. Attack-Fault Trees represent a combination of dynamic Fault Trees and Attack Trees and can be…

Cryptography and Security · Computer Science 2023-09-19 Raffaela Groner , Thomas Witte , Alexander Raschke , Sophie Hirn , Irdin Pekaric , Markus Frick , Matthias Tichy , Michael Felderer

Multimodal agents built on large vision-language models (LVLMs) are increasingly deployed in open-world settings but remain highly vulnerable to prompt injection, especially through visual inputs. We introduce AgentTypo, a black-box…

Cryptography and Security · Computer Science 2025-10-07 Yanjie Li , Yiming Cao , Dong Wang , Bin Xiao

The development of the DRL model for malware attribution involved extensive research, iterative coding, and numerous adjustments based on the insights gathered from predecessor models and contemporary research papers. This preparatory work…

Cryptography and Security · Computer Science 2025-01-08 Animesh Singh Basnet , Mohamed Chahine Ghanem , Dipo Dunsin , Wiktor Sowinski-Mydlarz

The rapid proliferation of Model Context Protocol (MCP)-based agentic systems has introduced a new category of security threats that existing frameworks are inadequately equipped to address. We present MCPThreatHive, an open-source platform…

Cryptography and Security · Computer Science 2026-04-16 Yi Ting Shen , Kentaroh Toyoda , Alex Leung

Ransomware has become one of the most serious cybersecurity threats causing major financial losses and operational disruptions worldwide.Traditional detection methods such as static analysis, heuristic scanning and behavioral analysis often…

Cryptography and Security · Computer Science 2026-03-04 Asifullah Khan , Aimen Wadood , Mubashar Iqbal , Umme Zahoora

Given the complexity of multi-tenant cloud environments and the growing need for real-time threat mitigation, Security Operations Centers (SOCs) must adopt AI-driven adaptive defense mechanisms to counter Advanced Persistent Threats (APTs).…

Cryptography and Security · Computer Science 2025-04-22 Zahra Aref , Sheng Wei , Narayan B. Mandayam

Advanced Persistent Threats (APTs) have created new security challenges for critical infrastructures due to their stealthy, dynamic, and adaptive natures. In this work, we aim to lay a game-theoretic foundation by establishing a multi-stage…

Computer Science and Game Theory · Computer Science 2018-09-10 Linan Huang , Quanyan Zhu