19 results

PoNW: A Secure and Scalable Proof-of-Notarized-Work Based Consensus Mechanism

Conference Proceeding
Abubakar, M., Jaroucheh, Z., Al-Dubai, A., & Buchanan, W. (2020)
PoNW: A Secure and Scalable Proof-of-Notarized-Work Based Consensus Mechanism. In ICVISP 2020: Proceedings of the 2020 4th International Conference on Vision, Image and Signal Processing. https://doi.org/10.1145/3448823.3448875
The original consensus algorithm-Proof of Work (PoW) has been widely utilized in the blockchain systems and is been adopted by many cryptocurrencies, such as Bitcoin and Ether...

Trust-based Ecosystem to Combat Fake News

Conference Proceeding
Jaroucheh, Z., Alissa, M., & Buchanan, W. J. (2020)
Trust-based Ecosystem to Combat Fake News. https://doi.org/10.1109/icbc48266.2020.9169435
The growing spread of misinformation and dis-information has grave political, social, ethical, and privacy implications for society. Therefore, there is an ethical need to com...

TRUSTD: Combat Fake Content using Blockchain and Collective Signature Technologies

Conference Proceeding
Jaroucheh, Z., Alissa, M., Buchanan, W. J., & Liu, X. (2020)
TRUSTD: Combat Fake Content using Blockchain and Collective Signature Technologies. In 2020 IEEE 44th Annual Computers, Software, and Applications Conference (COMPSAC 2020). , (1215-1220
The growing trend of sharing news/contents, through social media platforms and the World Wide Web has been seen to impact our perception of the truth, altering our views about...

SklCoin: Toward a Scalable Proof-of-Stake and Collective Signature Based Consensus Protocol for Strong Consistency in Blockchain

Conference Proceeding
Jaroucheh, Z., Ghaleb, B., & Buchanan, W. J. (2020)
SklCoin: Toward a Scalable Proof-of-Stake and Collective Signature Based Consensus Protocol for Strong Consistency in Blockchain. https://doi.org/10.1109/icsa-c50368.2020.00034
The proof-of-work consensus protocol suffers from two main limitations: waste of energy and offering only probabilistic guarantees about the status of the blockchain. This pap...

Lightweight Software Product Line Based Privacy Protection Scheme for Pervasive Applications

Conference Proceeding
Jaroucheh, Z., Liu, X., Smith, S., & Zhao, H. (2011)
Lightweight Software Product Line Based Privacy Protection Scheme for Pervasive Applications. In 2011 IEEE 35th Annual Computer Software and Applications Conference Workshops (COMPSACW),, 351-355. doi:10.1109/compsacw.2011.65
Protecting user's privacy is one of the main concerns for the deployment of pervasive computing systems in the real world. In pervasive environments, the user context informat...

Mapping Features to Context Information: Supporting Context Variability for Context-Aware Pervasive Applications

Conference Proceeding
Jaroucheh, Z., Liu, X., & Smith, S. (2010)
Mapping Features to Context Information: Supporting Context Variability for Context-Aware Pervasive Applications. In Proceedings of IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technologies (WI-IAT 2010), 611-614. doi:10.1109/wi-iat.2010.25
Context-aware computing is widely accepted as a promising paradigm to enable seamless computing. Several middlewares and ontology-based models for describing context informati...

Apto: A MDD-Based Generic Framework for Context-Aware Deeply Adaptive Service-Based Processes

Conference Proceeding
Jaroucheh, Z., Liu, X., & Smith, S. (2010)
Apto: A MDD-Based Generic Framework for Context-Aware Deeply Adaptive Service-Based Processes. In Proceedings of The 8th IEEE International Conference on Web Services (ICWS’10), 219-226. doi:10.1109/icws.2010.16
Context-awareness and adaptability are important and desirable properties of service-based processes designed to provide personalized services. Most of the existing approaches...

CANDEL: Product Line Based Dynamic Context Management for Pervasive Applications

Conference Proceeding
Jaroucheh, Z., Liu, X., & Smith, S. (2010)
CANDEL: Product Line Based Dynamic Context Management for Pervasive Applications. In CICIS'10 Proceedings, (209-216). https://doi.org/10.1109/cisis.2010.21
In a pervasive environment, it is essential for computing applications to be context-aware. However, one of the major challenges is the establishment of a generic and dynamic ...

A Perspective on Middleware-Oriented Context-Aware Pervasive Systems

Conference Proceeding
Jaroucheh, Z., Liu, X., & Smith, S. (2008)
A Perspective on Middleware-Oriented Context-Aware Pervasive Systems. In Proceedings - International Computer Software and Applications Conference, 249-254. doi:10.1109/compsac.2009.142
The evolving concepts of mobile computing, context-awareness, and ambient intelligence are increasingly influencing user's experience of services. Therefore, the goal of this ...