Outputs (7)

Harnessing Blockchain: a Framework for Sustainable Reverse Supply Chain Optimization (2025)
Presentation / Conference Contribution
Ahmed, E., Ghaleb, B., Jan, S. U., Ahmad, J., Abubakar, M., & Al-Dubai, A. (2025, July). Harnessing Blockchain: a Framework for Sustainable Reverse Supply Chain Optimization. Presented at 2025 16th International Conference on Information and Communication Systems (ICICS), Irbid, Jordan

Vehicle recalls in the UK have surged in recent years, necessitating efficient and secure management of safety concerns by the Driver and Vehicle Standards Agency (DVSA) in partnership with manufacturers. The DVSA currently relies on traditional cent... Read More about Harnessing Blockchain: a Framework for Sustainable Reverse Supply Chain Optimization.

TrustShare: Secure and Trusted Blockchain Framework for Threat Intelligence Sharing (2025)
Journal Article
Ali, H., Buchanan, W. J., Ahmad, J., Abubakar, M., Khan, M. S., & Wadhaj, I. (2025). TrustShare: Secure and Trusted Blockchain Framework for Threat Intelligence Sharing. Future Internet, 17(7), Article 289. https://doi.org/10.3390/fi17070289

We introduce TrustShare, a novel blockchain-based framework designed to enable secure, privacy-preserving, and trust-aware cyber threat intelligence (CTI) sharing across organizational boundaries. Leveraging Hyperledger Fabric, the architecture suppo... Read More about TrustShare: Secure and Trusted Blockchain Framework for Threat Intelligence Sharing.

A Blockchain-Based Secure Data-Sharing Framework for Automotive Supply Chains: Enhancing Privacy with Attribute-Based Encryption (2025)
Presentation / Conference Contribution
Ahmed, E., Ghaleb, B., Abubakar, M., & Jan, S. U. (2025, April). A Blockchain-Based Secure Data-Sharing Framework for Automotive Supply Chains: Enhancing Privacy with Attribute-Based Encryption. Presented at 2025 International Conference on New Trends in Computing Sciences (ICTCS), Amman, Jordan

Original Equipment Manufacturers (OEMs) encounter significant challenges in facilitating secure and efficient data sharing, as they must strike a delicate balance between maintaining stringent data confidentiality and enabling seamless collaboration... Read More about A Blockchain-Based Secure Data-Sharing Framework for Automotive Supply Chains: Enhancing Privacy with Attribute-Based Encryption.

Privacy-Preserving and Scalable Digital Evidence Management: A Hyperledger Fabric Architecture with Growth Projections for Law Enforcement (2025)
Presentation / Conference Contribution
Onyeashie, B. I., Abubakar, M., Leimich, P., McKeown, S., & Russell, G. (2025, April). Privacy-Preserving and Scalable Digital Evidence Management: A Hyperledger Fabric Architecture with Growth Projections for Law Enforcement. Presented at 2025 International Conference on New Trends in Computing Sciences (ICTCS), Amman, Jordan

Managing digital evidence presents challenges in scalability, security, and workflow separation. This paper presents a novel architecture using Hyperledger Fabric that separates law enforcement, forensic, and judicial workflows into different channel... Read More about Privacy-Preserving and Scalable Digital Evidence Management: A Hyperledger Fabric Architecture with Growth Projections for Law Enforcement.

Exploring DTrace as an Incident Response Tool for Unix Systems (2025)
Presentation / Conference Contribution
Duin, J., Mckeown, S., & Abubakar, M. (2024, June). Exploring DTrace as an Incident Response Tool for Unix Systems. Presented at Cyber Science 2024, Edinburgh, Scotland

Critical National Infrastructure (CNI) is often the target of sophisticated and sustained cyber attacks perpetrated by advanced threat actors with considerable resources. These attacks can lead to interruptions in core services such as energy and wat... Read More about Exploring DTrace as an Incident Response Tool for Unix Systems.

vSPACE: Voting in a Scalable, Privacy-Aware and Confidential Election (2025)
Presentation / Conference Contribution
Elnour, S., Buchanan, W. J., Keating, P., Abubakar, M., & Elnour, S. (2024, June). vSPACE: Voting in a Scalable, Privacy-Aware and Confidential Election. Presented at Cyber Science 2024, Edinburgh

The vSPACE experimental proof-of-concept (PoC) on a TrueElect extended protocol presents a novel approach to secure, private, and scalable elections, extending the TrueElect and other related protocols with the integration of Self-Sovereign Identity... Read More about vSPACE: Voting in a Scalable, Privacy-Aware and Confidential Election.

A Systematic Review of the Blockchain Technology Security Challenges and Threats Classification (2025)
Presentation / Conference Contribution
Abubakar, M. A., Onyeashie, B. I., Wadhaj, I., Leimich, P., Ali, H., & Buchanan, W. J. (2024, November). A Systematic Review of the Blockchain Technology Security Challenges and Threats Classification. Presented at 6th International Conference on Blockchain Computing and Applications (BCCA 2024), Dubai, UAE

This study provides a comprehensive overview of blockchain technology, discusses its characteristics, and explains the hierarchical structure of the blockchain. Additionally, the study provides an in-depth analysis of various security threats and vul... Read More about A Systematic Review of the Blockchain Technology Security Challenges and Threats Classification.