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Threat hunting is a proactive methodology for exploring, detecting and mitigating cyberattacks within complex environments. As opposed to conventional detection systems, threat hunting strategies assume adversaries have infiltrated the…

密码学与安全 · 计算机科学 2023-10-09 Ángel Casanova Bienzobas , Alfonso Sánchez-Macián

The lack of high-quality public cyber incident data limits empirical research and predictive modeling for cyber risk assessment. This challenge persists due to the reluctance of companies to disclose incidents that could damage their…

风险管理 · 定量金融 2026-03-20 Jiayi Guo , Zhiyu Quan , Linfeng Zhang

Nowadays, organizations collect vast quantities of sensitive information in `Enterprise Resource Planning' (ERP) systems, such as accounting relevant transactions, customer master data, or strategic sales price information. The leakage of…

机器学习 · 计算机科学 2020-12-15 Marco Schreyer , Chistian Schulze , Damian Borth

An insider is a team member who covertly deviates from the team's optimal collaborative strategy to pursue a private objective while still appearing cooperative. Such an insider may initially behave cooperatively but later switch to selfish…

最优化与控制 · 数学 2026-04-01 Gehui Xu , Kaiwen Chen , Zhong-Ping Jiang , Thomas Parisini , Andreas A. Malikopoulos

Intrusion detection is an essential task in the cyber threat environment. Machine learning and deep learning techniques have been applied for intrusion detection. However, most of the existing research focuses on the model work but ignores…

密码学与安全 · 计算机科学 2021-05-24 Haihua Chen , Ngan Tran , Anand Sagar Thumati , Jay Bhuyan , Junhua Ding

The uses of Machine Learning (ML) in detection of network attacks have been effective when designed and evaluated in a single organisation. However, it has been very challenging to design an ML-based detection system by utilising…

机器学习 · 计算机科学 2023-05-12 Mohanad Sarhan , Siamak Layeghy , Nour Moustafa , Marius Portmann

Intrusion detection has focused primarily on detecting cyberattacks at the event-level. Since there is such a large volume of network data and attacks are minimal, machine learning approaches have focused on improving accuracy and reducing…

密码学与安全 · 计算机科学 2020-04-14 Steven McElwee , James Cannady

While most security projects have focused on fending off attacks coming from outside the organizational boundaries, a real threat has arisen from the people who are inside those perimeter protections. Insider threats have shown their power…

密码学与安全 · 计算机科学 2018-09-05 Anagi Gamachchi , Li Sun , Serdar Boztas

Insider threats are a growing concern for organizations due to the amount of damage that their members can inflict by combining their privileged access and domain knowledge. Nonetheless, the detection of such threats is challenging,…

密码学与安全 · 计算机科学 2022-11-29 Simon Bertrand , Nadia Tawbi , Josée Desharnais

As machine learning systems grow in scale, so do their training data requirements, forcing practitioners to automate and outsource the curation of training data in order to achieve state-of-the-art performance. The absence of trustworthy…

Backdoor attacks (BAs) are an emerging threat to deep neural network classifiers. A victim classifier will predict to an attacker-desired target class whenever a test sample is embedded with the same backdoor pattern (BP) that was used to…

密码学与安全 · 计算机科学 2022-03-15 Zhen Xiang , David J. Miller , George Kesidis

Advances in machine learning (ML) in recent years have enabled a dizzying array of applications such as data analytics, autonomous systems, and security diagnostics. ML is now pervasive---new systems and models are being deployed in every…

密码学与安全 · 计算机科学 2016-11-14 Nicolas Papernot , Patrick McDaniel , Arunesh Sinha , Michael Wellman

Synthetic insider threat benchmarks face a consistency problem: corpora generated without an external factual constraint cannot rule out cross-artifact contradictions. The CERT dataset -- the field's canonical benchmark -- is also static,…

密码学与安全 · 计算机科学 2026-03-25 Jeffrey Flynt

Cybersecurity has become essential worldwide and at all levels, concerning individuals, institutions, and governments. A basic principle in cybersecurity is to be always alert. Therefore, automation is imperative in processes where the…

机器学习 · 计算机科学 2025-05-08 Mateo Lopez-Ledezma , Gissel Velarde

Current robot platforms are being employed to collaborate with humans in a wide range of domestic and industrial tasks. These environments require autonomous systems that are able to classify and communicate anomalous situations such as…

计算机视觉与模式识别 · 计算机科学 2017-11-08 Octavio Arriaga , Paul Plöger , Matias Valdenegro-Toro

In security-sensitive applications, the success of machine learning depends on a thorough vetting of their resistance to adversarial data. In one pertinent, well-motivated attack scenario, an adversary may attempt to evade a deployed system…

密码学与安全 · 计算机科学 2017-08-22 Battista Biggio , Igino Corona , Davide Maiorca , Blaine Nelson , Nedim Srndic , Pavel Laskov , Giorgio Giacinto , Fabio Roli

In an era of escalating cyber threats, malware poses significant risks to individuals and organizations, potentially leading to data breaches, system failures, and substantial financial losses. This study addresses the urgent need for…

密码学与安全 · 计算机科学 2025-01-28 Marzieh Esnaashari , Nima Moradi

In many real-world network environments, several types of cyberattacks occur at very low rates compared to benign traffic, making them difficult for intrusion detection systems (IDS) to detect reliably. This imbalance causes traditional…

密码学与安全 · 计算机科学 2026-01-21 Prameshwar Thiyagarajan , Chad A. Williams

This short empirical paper investigates how well topic modeling and database meta-data characteristics can classify web and other proof-of-concept (PoC) exploits for publicly disclosed software vulnerabilities. By using a dataset comprised…

密码学与安全 · 计算机科学 2017-10-17 Jukka Ruohonen

Machine learning (ML) started to become widely deployed in cyber security settings for shortening the detection cycle of cyber attacks. To date, most ML-based systems are either proprietary or make specific choices of feature…

密码学与安全 · 计算机科学 2019-07-11 Talha Ongun , Timothy Sakharaov , Simona Boboila , Alina Oprea , Tina Eliassi-Rad