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Advanced persistent threats (APTs) are sophisticated cyber attacks that can remain undetected for extended periods, making their mitigation particularly challenging. Given their persistence, significant effort is required to detect them and…

Cryptography and Security · Computer Science 2025-02-05 Parth Atulbhai Gandhi , Prasanna N. Wudali , Yonatan Amaru , Yuval Elovici , Asaf Shabtai

Graph Neural Networks (GNNs) have made significant advancements in node classification, but their success relies on sufficient labeled nodes per class in the training data. Real-world graph data often exhibits a long-tail distribution with…

Machine Learning · Computer Science 2025-07-01 Qilong Yan , Yufeng Zhang , Jinghao Zhang , Jingpu Duan , Jian Yin

Advanced Persistent Threat (APT) attack, also known as directed threat attack, refers to the continuous and effective attack activities carried out by an organization on a specific object. They are covert, persistent and targeted, which are…

Cryptography and Security · Computer Science 2020-10-28 Ru Zhang , Wenxin Sun , Jianyi Liu , Jingwen Li , Guan Lei , Han Guo

Advanced Persistent Threats (APTs) represent a significant challenge in cybersecurity due to their sophisticated and stealthy nature. Traditional Intrusion Detection Systems (IDS) often fall short in detecting these multi-stage attacks.…

Cryptography and Security · Computer Science 2025-01-08 Atmane Ayoub Mansour Bahar , Kamel Soaid Ferrahi , Mohamed-Lamine Messai , Hamida Seba , Karima Amrouche

Predicting firm's failure is one of the most interesting subjects for investors and decision makers. In this paper, a bankruptcy prediction model is proposed based on Artificial Neural networks (ANN). Taking into consideration that the…

Risk Management · Quantitative Finance 2019-07-30 Fatima Zahra Azayite , Said Achchab

Advanced persistent threats (APT) are stealthy, sophisticated, and unpredictable cyberattacks that can steal intellectual property, damage critical infrastructure, or cause millions of dollars in damage. Detecting APTs by monitoring…

Cryptography and Security · Computer Science 2020-03-06 Ghita Berrada , Sidahmed Benabderrahmane , James Cheney , William Maxwell , Himan Mookherjee , Alec Theriault , Ryan Wright

The rise of advanced persistent threats (APTs) has marked a significant cybersecurity challenge, characterized by sophisticated orchestration, stealthy execution, extended persistence, and targeting valuable assets across diverse sectors.…

Cryptography and Security · Computer Science 2024-04-19 Yuntao Wang , Han Liu , Zhendong Li , Zhou Su , Jiliang Li

Cyber Threat hunting is a proactive search for known attack behaviors in the organizational information system. It is an important component to mitigate advanced persistent threats (APTs). However, the attack behaviors recorded in…

Cryptography and Security · Computer Science 2021-04-21 Renzheng Wei , Lijun Cai , Aimin Yu , Dan Meng

A new Adaptive Neuro Particle Swarm Optimization (ANPSO) combined with a fuzzy inference system for diagnosing disorders is presented in this paper. The main contributions of the novel proposed method can be a global search across the whole…

Neural and Evolutionary Computing · Computer Science 2019-10-31 Majid Masoumi , Mina Rajabi

Seasonality is a distinctive characteristic which is often observed in many practical time series. Artificial Neural Networks (ANNs) are a class of promising models for efficiently recognizing and forecasting seasonal patterns. In this…

Neural and Evolutionary Computing · Computer Science 2016-11-17 Ratnadip Adhikari , R. K. Agrawal , Laxmi Kant

Advanced Persistent Threat (APT) is challenging to detect due to prolonged duration, infrequent occurrence, and adept concealment techniques. Existing approaches primarily concentrate on the observable traits of attack behaviors, neglecting…

Cryptography and Security · Computer Science 2024-04-05 Xiaoxiao Liu , Fan Xu , Nan Wang , Qinxin Zhao , Dalin Zhang , Xibin Zhao , Jiqiang Liu

Deep networks are vulnerable to adversarial examples. Adversarial Training (AT) has been a standard foundation of modern adversarial defense approaches due to its remarkable effectiveness. However, AT is extremely time-consuming, refraining…

Machine Learning · Computer Science 2024-05-28 Shao-Yuan Lo , Vishal M. Patel

In this letter, we propose a pseudo-siamese convolutional neural network (CNN) architecture that enables to solve the task of identifying corresponding patches in very-high-resolution (VHR) optical and synthetic aperture radar (SAR) remote…

Image and Video Processing · Electrical Eng. & Systems 2018-05-23 Lloyd H. Hughes , Michael Schmitt , Lichao Mou , Yuanyuan Wang , Xiao Xiang Zhu

Advanced Persistent Threats (APTs) are stealthy cyberattacks that often evade detection in system-level audit logs. Provenance graphs model these logs as connected entities and events, revealing relationships that are missed by linear log…

Cryptography and Security · Computer Science 2025-10-21 Ahmed Aly , Essam Mansour , Amr Youssef

Advanced Persistent Threat (APT) attack usually refers to the form of long-term, covert and sustained attack on specific targets, with an adversary using advanced attack techniques to destroy the key facilities of an organization. APT…

Cryptography and Security · Computer Science 2021-12-20 Tiantian Zhu , Jinkai Yu , Tieming Chen , Jiayu Wang , Jie Ying , Ye Tian , Mingqi Lv , Yan Chen , Yuan Fan , Ting Wang

We propose an Attention Enhanced Join-Graph Neural Networks(Attn-JGNN) model for solving #SAT problems, which significantly improves the solving accuracy. Inspired by the Iterative Join Graph Propagation (IJGP) algorithm, Attn-JGNN uses…

Machine Learning · Computer Science 2026-01-16 Jixin Zhang

Advanced Persistent Threats (APTs) are sophisticated, targeted cyberattacks designed to gain unauthorized access to systems and remain undetected for extended periods. To evade detection, APT cyberattacks deceive defense layers with…

Cryptography and Security · Computer Science 2024-06-28 Sidahmed Benabderrahmane , Ngoc Hoang , Petko Valtchev , James Cheney , Talal Rahwan

Early detection is a crucial goal in the study of Alzheimer's Disease (AD). In this work, we describe several techniques to boost the performance of 3D deep convolutional neural networks (CNNs) trained to detect AD using structural brain…

Image and Video Processing · Electrical Eng. & Systems 2020-04-07 Sheng Liu , Chhavi Yadav , Carlos Fernandez-Granda , Narges Razavian

Crowd counting has drawn much attention due to its importance in safety-critical surveillance systems. Especially, deep neural network (DNN) methods have significantly reduced estimation errors for crowd counting missions. Recent studies…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Qiming Wu , Zhikang Zou , Pan Zhou , Xiaoqing Ye , Binghui Wang , Ang Li

Deep neural networks (DNNs) are increasingly integrated into LiDAR (Light Detection and Ranging)-based perception systems for autonomous vehicles (AVs), requiring robust performance under adversarial conditions. We aim to address the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Minkyoung Cho , Yulong Cao , Zixiang Zhou , Z. Morley Mao