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Journal of Cybersecurity and Privacy, Volume 6, Issue 2

2026 April - 37 articles

Cover Story: Darknet traffic classification is vital for detecting malicious activity in encrypted communications but is challenged by feature redundancy and class imbalance. In this work, we propose a reliability-driven framework that combines Adaptive Weighted Feature Aggregation (AWFA) with Traffic-Aware SMOTE (TA-SMOTE). AWFA selects stable, high-impact features using cross-validated model reliability, while TA-SMOTE generates semantically valid minority samples through controlled perturbations that preserve flow structure. Evaluated in a hierarchical setting, the framework improves macro-F1 while maintaining behavioural integrity. The results show that reliability-aware feature selection with semantics-preserving balancing enables accurate, interpretable, and trustworthy darknet traffic analysis for cybersecurity applications. View this paper
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Articles (37)

  • Article
  • Open Access
1 Citations
1,546 Views
29 Pages

An Ontology-Based Framework for Semantic Representation of the Cyber Range Domain

  • Vyron Kampourakis,
  • Michail Takaronis,
  • Vasileios Gkioulos and
  • Sokratis Katsikas

Cyber Ranges (CRs) are complex socio-technical ecosystems, combining infrastructure resources, software services, learning mechanisms, and human-in-the-loop processes for cybersecurity training, education, and experimentation. However, their design a...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1,117 Views
27 Pages

Secure coding is essential, yet the strategies developers use to detect and mitigate flaws are not well understood. We present an eye-tracking-based approach that captures developers’ visual patterns while reading, coding, and applying security...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Review
  • Open Access
1 Citations
2,380 Views
23 Pages

The rapid advancements in large language models (LLMs) have transformed natural language processing, enabling their application in diverse domains such as conversational agents and decision-support systems in sensitive areas like healthcare, finance,...

(This article belongs to the Section Privacy)
  • Article
  • Open Access
1 Citations
2,504 Views
17 Pages

As large scale digitization continues to reform business processes, one critical challenge organizations are currently facing is managing the staggering amount of data flowing. Further, with large datasets comes the added complexity of insuring a cyb...

(This article belongs to the Special Issue Current Trends in Data Security and Privacy—2nd Edition)
  • Article
  • Open Access
1 Citations
6,032 Views
28 Pages

De-Anonymization Techniques in the Tor Network Using an Experimental Testbed

  • Ondrej Kainz,
  • Sebastián Petro,
  • Miroslav Michalko,
  • Miroslav Murin and
  • Ervín Šimko

Tor is an anonymization network that enables access to hidden services and protects user identity through layered encryption. While its core technology offers strong privacy, users can still be exposed through indirect attack methods or configuration...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1,824 Views
26 Pages

The literature indicates that the qubit requirements for factoring RSA-2048 remain on the order of 1 million, under commonly assumed architectures and error-correction models, leaving a substantial gap between current resource estimates and near-term...

(This article belongs to the Section Cryptography and Cryptology)
  • Article
  • Open Access
1,897 Views
26 Pages

AI-Amplification Indicator: An Actor-Level Scoring Framework for Ransomware Operations on the Dark Web

  • Mostafa Moallim,
  • Seokhee Lee,
  • Ibrahim Alzahrani,
  • Faisal Abdulaziz Alfouzan and
  • Kyounggon Kim

Ransomware operations have evolved from isolated malware incidents into organized ransomware-as-a-service (RaaS) ecosystems that employ coordinated tactics, techniques, and procedures and increasingly rely on automation and artificial intelligence to...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
3,648 Views
25 Pages

Anti-analysis techniques, also known as evasive techniques, enable Windows malware to detect and evade dynamic inspection environments, undermining the effectiveness of virtual-machine and sandbox-based inspection. Despite extensive prior research, n...

(This article belongs to the Special Issue Intrusion/Malware Detection and Prevention in Networks—2nd Edition)
  • Article
  • Open Access
1 Citations
1,351 Views
29 Pages

With the widespread adoption of anonymity networks such as Tor, I2P, and JonDonym, reliably classifying darknet traffic remains challenging due to feature redundancy and severe class imbalance in encrypted flows. Existing approaches often rely on sta...

(This article belongs to the Section Privacy)
  • Article
  • Open Access
1 Citations
1,775 Views
29 Pages

Asset discovery is a fundamental but inherently flawed capability in cybersecurity, as current methodologies frequently confuse preliminary discovery observations with definitive asset inventories, thereby obscuring uncertainty, restricting auditabil...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
1,584 Views
15 Pages

Deciding on Cybersecurity Awareness Initiatives: Insights from the Public Sector

  • Joakim Kävrestad,
  • Erik Bergström,
  • Rebecca Gunnarsson,
  • Ali Mazeh and
  • Linus Stenlund

Raising cybersecurity awareness (CSA) of employees is crucial for all modern organisations. To meet the organisational need for CSA, activities aimed at increasing CSA have been the focus of both industry and research in the past. There are, subseque...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Article
  • Open Access
1 Citations
1,082 Views
21 Pages

LoRaWAN’s role in global maritime logistics has allowed for efficient monitoring of ships and cargo, but it also comes with critical cybersecurity vulnerabilities. Experimental validation of three attack vectors—replay attacks, narrowband...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
1 Citations
1,211 Views
21 Pages

Detecting denial of service traffic remains challenging when malicious sessions exhibit flow characteristics that closely resemble benign network behavior, particularly in low-rate attack settings. This study examines whether autoencoder-based featur...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Article
  • Open Access
1,220 Views
17 Pages

The protection of personal information has become a defining challenge for higher education institutions, particularly in developing contexts where regulatory frameworks are often strong on paper but weak in practice. This study investigates student...

(This article belongs to the Section Privacy)
  • Review
  • Open Access
3 Citations
3,355 Views
28 Pages

The convergence of Large Language Models (LLMs) and Internet of Things (IoT) systems has created a new class of intelligent applications across healthcare, industrial automation, smart cities, and connected homes. However, this integration introduces...

(This article belongs to the Special Issue Advanced Technologies for Detecting Cybersecurity Attacks in Internet of Things Systems)
  • Article
  • Open Access
1 Citations
1,752 Views
26 Pages

Ensuring ongoing endpoint security compliance across diverse, hybrid IT infrastructures poses a continual operational challenge, especially in enterprise Linux systems, where manual verification methods are difficult to scale and prone to inconsisten...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
1 Citations
2,283 Views
34 Pages

Enforcing cybersecurity governance is no longer a choice. It has become essential to protect nations’ safety and economy. In addition to the well-known cybersecurity standards that provide guidelines for implementing security controls, many cou...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Article
  • Open Access
1,681 Views
41 Pages

Vehicular Ad Hoc Networks (VANETs) have become the foundation for the implementation of intelligent transportation systems and new vistas for road safety and traffic efficiency. However, these networks are still susceptible to Sybil attacks, a form o...

(This article belongs to the Special Issue Intrusion/Malware Detection and Prevention in Networks—2nd Edition)
  • Article
  • Open Access
3 Citations
2,256 Views
17 Pages

Cybercriminals use advanced techniques to launch an attack against organizations, which causes disruption of normal business activities. The traditional signature-based malware detection methods are not effective in the detection of ransomware. There...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1 Citations
3,601 Views
25 Pages

The escalating scale and complexity of cybercrime necessitate standardized digital forensic protocols to ensure the integrity and admissibility of digital evidence. This study empirically assesses the use of ISO/IEC 27037 and ISO/IEC 27041 through th...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1,129 Views
30 Pages

HyperShield: An Automated Evaluation Platform for Security and Performance Trade-Offs in Virtual Systems

  • Faiz Alam,
  • Mohammed Mubeen Mifthak,
  • Sahil Bhalchandra Purohit,
  • Md Shadab,
  • Gregory T. Byrd and
  • Khaled Harfoush

Virtualization is the building block of modern cloud computing infrastructure. However, it remains vulnerable to a range of security threats, including malicious co-located tenants, hypervisor vulnerabilities, and side-channel attacks. These threats...

(This article belongs to the Topic Recent Advances in Security, Privacy, and Trust)
  • Article
  • Open Access
4 Citations
2,377 Views
35 Pages

Tracking Real-Time Anomalies in Cyber–Physical Systems Through Dynamic Behavioral Analysis

  • Prashanth Krishnamurthy,
  • Ali Rasteh,
  • Ramesh Karri and
  • Farshad Khorrami

Embedded devices in modern power systems offer increased connectivity and remote reprogrammability/reconfigurability. These features along with interconnections between Information Technology (IT) and Operational Technology (OT) networks enable great...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1 Citations
1,382 Views
20 Pages

Blockchain as a Cybersecurity Enabler in Federated Networks for Resilience and Interoperability

  • Jorge Álvaro González,
  • Ana María Saiz García and
  • Victor Monzon Baeza

In increasingly interconnected tactical environments, cybersecurity, trust, and interoperability must evolve in tandem. Federated Coalition Networks (FCNs) enable multinational cooperation while preserving national sovereignty; however, the secure ma...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
1,839 Views
33 Pages

Small-and-medium-sized enterprises (SMEs) increasingly depend on business partnerships to access markets and scale operations, yet they often face trust barriers during contract formation due to the complexity of the verification of their cybersecuri...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
2 Citations
6,103 Views
23 Pages

Security Aspects of Zones and Conduits in IEC 62443

  • Martin Gilje Jaatun,
  • Mary Ann Lundteigen,
  • Christoph Thieme,
  • Lars Halvdan Flå,
  • Karin Bernsmed,
  • Roald Lygre and
  • Fredrik Gratte

The IEC 62443 standard defines that, based on risk assessment, different parts of an Industrial Automation and Control System (IACS) may have different security levels, and that parts with the same security level can be designated as separate zones....

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
1 Citations
2,496 Views
32 Pages

In the evolving cybersecurity landscape, detecting Thai-English code-mixed malicious scripts within high-trust domains such as governmental and academic portals presents a significant defensive challenge. While Transformer-based architectures excel i...

(This article belongs to the Collection Machine Learning and Data Analytics for Cyber Security)
  • Article
  • Open Access
1,664 Views
18 Pages

In this study, we evaluated the performance of the Advanced Encryption Standard (AES)-128, AES-256, and Blowfish algorithms on WearOS for messages ranging from 8 to 128 bytes, which are typical message sizes for contemporary smartwatch applications....

(This article belongs to the Section Cryptography and Cryptology)
  • Article
  • Open Access
1 Citations
1,193 Views
36 Pages

Operational Threat Modeling of Adversarial Disturbances in Continuous-Variable Quantum Communication

  • José R. Rosas-Bustos,
  • Jesse Van Griensven Thé,
  • Roydon Andrew Fraser,
  • Nadeem Said,
  • Sebastian Ratto Valderrama,
  • Mark Pecen,
  • Alexander Truskovsky and
  • Andy Thanos

Continuous-variable quantum communication (CVQC) relies on finite-window estimation of phase space moments, making receiver decisions sensitive to finite measurement resolution, calibration uncertainty, and confidence-calibrated tolerances. This pape...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
3 Citations
3,625 Views
34 Pages

Small Language Models for Phishing Website Detection: Cost, Performance, and Privacy Trade-Offs

  • Georg Goldenits,
  • Philip König,
  • Sebastian Raubitzek and
  • Andreas Ekelhart

Phishing websites pose a major cybersecurity threat, exploiting unsuspecting users and causing significant financial and organisational harm. Traditional machine learning approaches for phishing detection often require extensive feature engineering,...

(This article belongs to the Section Privacy)
  • Article
  • Open Access
1 Citations
1,646 Views
20 Pages

Gated Residual Chebyshev KAN for Lightweight IoT DDoS Detection

  • Fray L. Becerra-Suarez,
  • Edwin Valencia-Castillo,
  • Ana G. Borrero-Ramírez and
  • Manuel G. Forero

Distributed denial-of-service (DDoS) attacks have become a critical threat to Internet of Things (IoT) infrastructures due to their high traffic dynamics, strong class imbalance, and strict resource constraints at the edge. This paper proposes ChebyK...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1,701 Views
13 Pages

Cognitive warfare is a hybrid threat that combines information manipulation with psychological influence, often amplified by digital platforms and synthetic media. Conventional cybersecurity tooling is optimized for technical intrusion and offers lim...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
695 Views
21 Pages

Continuous authentication is a promising method for protecting computer systems in the event of compromise of primary authentication factors, such as passwords or tokens. Systems employing continuous authentication that rely on biometrics may not be...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Article
  • Open Access
1 Citations
2,031 Views
43 Pages

A Lightweight Post-Quantum Anonymous Attestation Framework for Traceable and Comprehensive Privacy Preservation in VANETs

  • Esti Rahmawati Agustina,
  • Kalamullah Ramli,
  • Ruki Harwahyu,
  • Teddy Surya Gunawan,
  • Muhammad Salman,
  • Andriani Adi Lestari and
  • Arif Rahman Hakim

Vehicular ad hoc networks (VANETs) require authentication systems that balance privacy, scalability, and post-quantum security. While lattice-based V-LDAA offers quantum resistance, it faces challenges in signature size, traceability, and integration...

(This article belongs to the Special Issue Applied Cryptography)
  • Article
  • Open Access
1 Citations
1,062 Views
23 Pages

Two-Factor Cancelable Biometric Key Binding via Euclidean Challenge–Response Pair Mechanism

  • Michael Logan Garrett,
  • Mahafujul Alam,
  • Michael Partridge and
  • Julie Heynssens

This work proposes a lightweight biometric key-binding scheme that adapts a PUF-style challenge–response mechanism to face geometry: a two-factor password and session nonce generate random challenge points, Gray-coded Euclidean distances to fac...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
5 Citations
4,584 Views
41 Pages

High-risk Artificial Intelligence (AI) systems deployed in cybersecurity and privacy-critical contexts must satisfy not only demanding performance targets but also stringent obligations for transparency, accountability, and human oversight under the...

(This article belongs to the Section Security Engineering & Applications)
  • Article
  • Open Access
1,599 Views
29 Pages

Trustworthy Identity and Access Management (IAM) is a foundational requirement for federated data trading platforms, yet existing solutions often rely on centralized Identity Providers (IdPs), lack cross-border interoperability, and offer limited sup...

(This article belongs to the Special Issue Building Community of Good Practice in Cybersecurity)
  • Article
  • Open Access
2 Citations
1,972 Views
24 Pages

Strengthening Workforce Readiness: Evidence on Work-Based Learning in U.S. Higher Education Cybersecurity Programs

  • Oscar A. Aliaga,
  • Noémi Nagy,
  • Bonnie Gómez Torres,
  • Ajara Mahmoud and
  • Courtney N. Callahan

This study provides a foundational review of work-based learning (WBL) opportunities offered by colleges and universities to students in higher education cybersecurity (CS) programs in the United States, with the goal of mapping the WBL practices acr...

(This article belongs to the Section Security Engineering & Applications)
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J. Cybersecur. Priv. - ISSN 2624-800X