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Machine Learning models have been shown to be vulnerable to adversarial examples, ie. the manipulation of data by a attacker to defeat a defender's classifier at test time. We present a novel probabilistic definition of adversarial examples…

Machine Learning · Statistics 2018-01-09 Martin Gubri

Advancements in large language models (LLMs) have enabled the development of intelligent educational tools that support inquiry-based learning across technical domains. In cybersecurity education, where accuracy and safety are paramount,…

Although LLM-based agents, powered by Large Language Models (LLMs), can use external tools and memory mechanisms to solve complex real-world tasks, they may also introduce critical security vulnerabilities. However, the existing literature…

Cryptography and Security · Computer Science 2025-06-02 Hanrong Zhang , Jingyuan Huang , Kai Mei , Yifei Yao , Zhenting Wang , Chenlu Zhan , Hongwei Wang , Yongfeng Zhang

Understanding and predicting athletes' mental states is crucial for optimizing sports performance. This study introduces a hybrid BERT-XGBoost model to analyze psychological factors such as emotions, anxiety, and stress, and predict their…

Human-Computer Interaction · Computer Science 2024-12-10 Chenming Duan , Zhitao Shu , Jingsi Zhang , Feng Xue

Large language models (LLMs) remain vulnerable to sophisticated prompt engineering attacks that exploit contextual framing to bypass safety mechanisms, posing significant risks in cybersecurity applications. We introduce Jailbreak Mimicry,…

Cryptography and Security · Computer Science 2025-10-28 Pavlos Ntais

This paper presents a novel, structured decision support framework that systematically aligns diverse artificial intelligence (AI) agent architectures, reactive, cognitive, hybrid, and learning, with the comprehensive National Institute of…

Artificial Intelligence · Computer Science 2025-10-03 Masike Malatji

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

In recent years cybersecurity has become a major concern in adaptation of smart applications. Specially, in smart homes where a large number of IoT devices are used having a secure and trusted mechanisms can provide peace of mind for users.…

Cryptography and Security · Computer Science 2022-05-18 Shaleeza Sohail , Zongwen Fan , Xin Gu , Fariza Sabrina

Applying security as a lifecycle practice is becoming increasingly important to combat targeted attacks in safety-critical systems. Among others there are two significant challenges in this area: (1) the need for models that can…

Systems and Control · Electrical Eng. & Systems 2020-10-19 Georgios Bakirtzis , Brandon J. Simon , Aidan G. Collins , Cody H. Fleming , Carl R. Elks

World models - learned internal simulators of environment dynamics - are rapidly becoming foundational to autonomous decision-making in robotics, autonomous vehicles, and agentic AI. By predicting future states in compressed latent spaces,…

Cryptography and Security · Computer Science 2026-04-08 Manoj Parmar

In cybersecurity, attackers range from brash, unsophisticated script kiddies and cybercriminals to stealthy, patient advanced persistent threats. When modeling these attackers, we can observe that they demonstrate different risk-seeking and…

Cryptography and Security · Computer Science 2021-09-27 Erick Galinkin , John Carter , Spiros Mancoridis

When humans are subject to an algorithmic decision system, they can strategically adjust their behavior accordingly (``game'' the system). While a growing line of literature on strategic classification has used game-theoretic modeling to…

Machine Learning · Computer Science 2024-10-28 Raman Ebrahimi , Kristen Vaccaro , Parinaz Naghizadeh

Based on classical contagion models we introduce an artificial cyber lab: the digital twin of a complex cyber system in which possible cyber resilience measures may be implemented and tested. Using the lab, in numerical case studies, we…

Cryptography and Security · Computer Science 2023-09-08 Kerstin Awiszus , Yannick Bell , Jan Lüttringhaus , Gregor Svindland , Alexander Voß , Stefan Weber

Designing hierarchical reinforcement learning algorithms that exhibit safe behaviour is not only vital for practical applications but also, facilitates a better understanding of an agent's decisions. We tackle this problem in the options…

Artificial Intelligence · Computer Science 2021-07-01 Arushi Jain , Khimya Khetarpal , Doina Precup

Existing work in trustworthy machine learning primarily focuses on single-input adversarial perturbations. In many real-world attack scenarios, input-agnostic adversarial attacks, e.g. universal adversarial perturbations (UAPs), are much…

Machine Learning · Computer Science 2024-09-10 Changming Xu , Gagandeep Singh

While automated vehicles (AVs) are expected to revolutionize future transportation systems, emerging AV technologies open a door for malicious actors to compromise intelligent vehicles. As the first generation of AVs, adaptive cruise…

Dynamical Systems · Mathematics 2024-01-15 Shian Wang , Mingfeng Shang , Raphael Stern

Recent studies have demonstrated the vulnerability of Automatic Speech Recognition systems to adversarial examples, which can deceive these systems into misinterpreting input speech commands. While previous research has primarily focused on…

Sound · Computer Science 2025-11-21 Aravindhan G , Yuvaraj Govindarajulu , Parin Shah

Cybersecurity is a big challenge as hackers are always trying to find new methods to attack and exploit system vulnerabilities. Cybersecurity threats and risks have increased in recent years, due to the increasing number of devices and…

Cryptography and Security · Computer Science 2024-07-30 Ihab Mohamed , Hesham A. Hefny , Nagy R. Darwish

With the increasing sophistication of Advanced Persistent Threats (APTs), the demand for effective detection and mitigation strategies and methods has escalated. Program execution leaves traces in the system audit log, which can be analyzed…

Cryptography and Security · Computer Science 2026-01-15 Yi-Ting Huang , Ying-Ren Guo , Yu-Sheng Yang , Guo-Wei Wong , Yu-Zih Jheng , Yeali Sun , Jessemyn Modini , Timothy Lynar , Meng Chang Chen

Spiking Neural Networks (SNNs) are energy-efficient and biologically plausible, ideal for embedded and security-critical systems, yet their adversarial robustness remains open. Existing adversarial attacks often overlook SNNs' bio-plausible…

Cryptography and Security · Computer Science 2026-04-03 Lingxin Jin , Wei Jiang , Maregu Assefa Habtie , Letian Chen , Jinyu Zhan , Xingzhi Zhou , Lin Zuo , Naoufel Werghi