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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...

Mitigation Mechanisms Against the DAO Attack on the Routing Protocol for Low Power and Lossy Networks (RPL)

Journal Article
Wadhaj, I., Ghaleb, B., Thomson, C., Al-Dubai, A., & Buchanen, B. (2020)
Mitigation Mechanisms Against the DAO Attack on the Routing Protocol for Low Power and Lossy Networks (RPL). IEEE Access, 8, 43665-43675. https://doi.org/10.1109/ACCESS.2020.2977476
Destination Advertisement Objects (DAOs) are sent upward by RPL nodes toward the DODAG root, to build the downward routing paths carrying traffic from the root to its associat...

Efficient Routing Primitives for Low-power and Lossy Networks in Internet of Things

Thesis
Ghaleb, B. Efficient Routing Primitives for Low-power and Lossy Networks in Internet of Things. (Thesis)
Edinburgh Napier University. Retrieved from http://researchrepository.napier.ac.uk/Output/2070542
At the heart of the Internet of Things (IoTs) are the Low-power and Lossy networks (LLNs), a collection of interconnected battery-operated and resource-constrained tiny device...

Addressing the DAO Insider Attack in RPL’s Internet of Things Networks

Journal Article
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Qasem, M., Romdhani, I., & Mackenzie, L. (2018)
Addressing the DAO Insider Attack in RPL’s Internet of Things Networks. IEEE Communications Letters, 23(1), 68-71. https://doi.org/10.1109/LCOMM.2018.2878151
In RPL routing protocol, the DAO (Destination Advertisement Object) control messages are announced by the child nodes to their parents to build downward routes. A malicious in...

A Survey of Limitations and Enhancements of the IPv6 Routing Protocol for Low-power and Lossy Networks: A Focus on Core Operations

Journal Article
Ghaleb, B., Al-Dubai, A. Y., Ekonomou, E., Alsarhan, A., Nasser, Y., Mackenzie, L. M., & Boukerche, A. (2018)
A Survey of Limitations and Enhancements of the IPv6 Routing Protocol for Low-power and Lossy Networks: A Focus on Core Operations. Communications Surveys and Tutorials, IEEE Communications Society, https://doi.org/10.1109/COMST.2018.2874356
Driven by the special requirements of the Low-power and Lossy Networks (LLNs), the IPv6 Routing Protocol for LLNs (RPL) was standardized by the IETF some six years ago to tack...

A Novel Adaptive and Efficient Routing Update Scheme for Low-Power Lossy Networks in IoT

Journal Article
Ghaleb, B., Al-Dubai, A., Ekonomou, E., Romdhani, I., Nasser, Y., & Boukerche, A. (2018)
A Novel Adaptive and Efficient Routing Update Scheme for Low-Power Lossy Networks in IoT. IEEE Internet of Things, 5(6), 12. https://doi.org/10.1109/JIOT.2018.2862364
In this paper, we introduce Drizzle, a new algorithm for maintaining routing information in the Low-power and Lossy Networks (LLNs). The aim is to address the limitations of t...

Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT

Conference Proceeding
Ghaleb, B., Al-Dubai, A., Romdhani, I., Nasser, Y., & Boukerche, A. (2017)
Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT. In 2017 IEEE International Conference on Communications (ICC), (1-6). https://doi.org/10.1109/icc.2017.7996819
Low-power and Lossy Networks (LLNs) have been a key component in the Internet of Things (IoT) paradigm. Recently, a standardized algorithm, namely Trickle algorithm, is adopte...

A new enhanced RPL based routing for Internet of Things

Conference Proceeding
Ghaleb, B., Al-Dubai, A., Ekonomou, E., & Wadhaj, I. (2017)
A new enhanced RPL based routing for Internet of Things. In 2017 IEEE International Conference on Communications, 1-6. https://doi.org/10.1109/ICCW.2017.7962723
The IPv6 Routing Protocol for Low-power and Lossy Networks (RPL) has been recently standardized for routing in the constrained Internet of Things networks. Unfortunately, the ...

Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-00

Working Paper
Qasem, M., Al-Dubai, A., Romdhani, I. & Ghaleb, B. (2017)
Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-00
This document proposes an extended Objective Function(OF) that balances the number of children nodes of the parent nodes to avoid the overloading problem and ensure node lifet...

A new efficient objective function for routing in Internet of Things paradigm

Conference Proceeding
Qasem, M., Al-Dubai, A., Romdhani, I., Ghaleb, B., & Gharibi, W. (2016)
A new efficient objective function for routing in Internet of Things paradigm. In 2016 IEEE Conference on Standards for Communications and Networking (CSCN),https://doi.org/10.1109/cscn.2016.7785168
Low Power and Lossy Networks (LLNs) have a crucial role in the Internet of Things (IoT) paradigm. For the IPv6 Routing Protocol for LLNs (RPL), two objective functions (OF) ha...

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