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Today, human security analysts collapse under the sheer volume of alerts they have to triage during investigations. The inability to cope with this load, coupled with a high false positive rate of alerts, creates alert fatigue. This results…

密码学与安全 · 计算机科学 2021-03-29 Florian Wilkens , Felix Ortmann , Steffen Haas , Matthias Vallentin , Mathias Fischer

As cyber threats grow increasingly sophisticated, reinforcement learning (RL) is emerging as a promising technique to create intelligent and adaptive cyber defense systems. However, most existing autonomous defensive agents have overlooked…

机器学习 · 计算机科学 2025-04-17 Ilya Orson Sandoval , Isaac Symes Thompson , Vasilios Mavroudis , Chris Hicks

An advanced persistent threat (APT) refers to a covert, long-term cyberattack, typically conducted by state-sponsored actors, targeting critical sectors and often remaining undetected for long periods. In response, collective intelligence…

密码学与安全 · 计算机科学 2026-01-07 Shakhzod Yuldoshkhujaev , Mijin Jeon , Doowon Kim , Nick Nikiforakis , Hyungjoon Koo

This work presents a threat modelling approach to represent changes to the attack paths through an Internet of Things (IoT) environment when the environment changes dynamically, i.e., when new devices are added or removed from the system or…

密码学与安全 · 计算机科学 2024-02-09 Marwa Salayma

Advanced Persistent Threats (APTs) are stealthy attacks that threaten the security and privacy of sensitive information. Interactions of APTs with victim system introduce information flows that are recorded in the system logs. Dynamic…

最优化与控制 · 数学 2021-06-29 Dinuka Sahabandu , Shana Moothedath , Joey Allen , Linda Bushnell , Wenke Lee , Radha Poovendran

Disruptions at critical logistics nodes pose severe risks to global supply chains, yet existing risk prediction systems typically prioritize forecasting accuracy without providing operationally interpretable early warnings. This paper…

人工智能 · 计算机科学 2026-03-11 Zhiming Xue , Yujue Wang , Menghao Huo

Advanced Persistent Threats (APTs) pose critical challenges to modern cybersecurity due to their multi-stage and stealthy nature. While provenance-based detection approaches show promise in capturing causal attack semantics, current threat…

密码学与安全 · 计算机科学 2026-03-11 Wenhao Yan , Ning An , Linxu Li , Bingsheng Bi , Bo Jiang , Zhigang Lu , Baoxu Liu , Junrong Liu , Cong Dong

Attack paths are the potential chain of malicious activities an attacker performs to compromise network assets and acquire privileges through exploiting network vulnerabilities. Attack path analysis helps organizations to identify…

密码学与安全 · 计算机科学 2023-11-30 Houssem Jmal , Firas Ben Hmida , Nardine Basta , Muhammad Ikram , Mohamed Ali Kaafar , Andy Walker

Many real-world IoT systems, which include a variety of internet-connected sensory devices, produce substantial amounts of multivariate time series data. Meanwhile, vital IoT infrastructures like smart power grids and water distribution…

机器学习 · 计算机科学 2022-01-19 Zekai Chen , Dingshuo Chen , Xiao Zhang , Zixuan Yuan , Xiuzhen Cheng

Multi-stage threats like advanced persistent threats (APT) pose severe risks by stealing data and destroying infrastructure, with detection being challenging. APTs use novel attack vectors and evade signature-based detection by obfuscating…

密码学与安全 · 计算机科学 2024-06-21 Florian Nelles , Abbas Yazdinejad , Ali Dehghantanha , Reza M. Parizi , Gautam Srivastava

As cyber-physical systems grow increasingly interconnected and spatially distributed, ensuring their resilience against evolving cyberattacks has become a critical priority. Spatio-Temporal Anomaly detection plays an important role in…

机器学习 · 计算机科学 2025-07-14 Arun Vignesh Malarkkan , Haoyue Bai , Xinyuan Wang , Anjali Kaushik , Dongjie Wang , Yanjie Fu

Inventory control in modern supply chains has attracted significant attention due to the increasing number of disruptive shocks and the challenges posed by complex dynamics, uncertainties, and limited collaboration. Traditional methods,…

多智能体系统 · 计算机科学 2025-02-28 Niki Kotecha , Antonio del Rio Chanona

Advanced Persistent Threat (APT) attacks are highly sophisticated and employ a multitude of advanced methods and techniques to target organizations and steal sensitive and confidential information. APT attacks consist of multiple stages and…

密码学与安全 · 计算机科学 2023-09-18 Huynh Thai Thi , Ngo Duc Hoang Son , Phan The Duy , Nghi Hoang Khoa , Khoa Ngo-Khanh , Van-Hau Pham

Recent advances in AI-powered image editing tools have significantly lowered the barrier to image modification, raising pressing security concerns those related to spreading misinformation and disinformation on social platforms. Image…

图像与视频处理 · 电气工程与系统科学 2024-08-27 Keyang Zhang , Chenqi Kong , Shiqi Wang , Anderson Rocha , Haoliang Li

The detection of advanced persistent threats (APTs) remains a crucial challenge due to their stealthy, multistage nature and the limited availability of realistic, labeled datasets for systematic evaluation. Synthetic dataset generation has…

密码学与安全 · 计算机科学 2026-04-02 Saleem Ishaq Tijjani , Bogdan Ghita , Nathan Clarke , Matthew Craven

The rapid expansion of cloud infrastructures and distributed identity systems has significantly increased the complexity and attack surface of modern enterprises. Traditional rule based or signature driven detection systems are often…

密码学与安全 · 计算机科学 2025-12-12 Venkata Tanuja Madireddy

Identifying vulnerable code is a precautionary measure to counter software security breaches. Tedious expert effort has been spent to build static analyzers, yet insecure patterns are barely fully enumerated. This work explores a deep…

人工智能 · 计算机科学 2021-09-09 Yufan Zhuang , Sahil Suneja , Veronika Thost , Giacomo Domeniconi , Alessandro Morari , Jim Laredo

Graphical security models constitute a well-known, user-friendly way to represent the security of a system. These kinds of models are used by security experts to identify vulnerabilities and assess the security of a system. The manual…

密码学与安全 · 计算机科学 2023-09-26 Alyzia-Maria Konsta , Beatrice Spiga , Alberto Lluch Lafuente , Nicola Dragoni

Advanced persistent threats (APTs) are organized prolonged cyberattacks by sophisticated attackers. Although APT activities are stealthy, they interact with the system components and these interactions lead to information flows. Dynamic…

计算机科学与博弈论 · 计算机科学 2021-06-29 Shana Moothedath , Dinuka Sahabandu , Joey Allen , Linda Bushnell , Wenke Lee , Radha Poovendran

Graph signal processing deals with algorithms and signal representations that leverage graph structures for multivariate data analysis. Often said graph topology is not readily available and may be time-varying, hence (dynamic) graph…

信号处理 · 电气工程与系统科学 2024-09-20 Hector Chahuara , Gonzalo Mateos