All Outputs (91)

A new efficient objective function for routing in Internet of Things paradigm (2016)
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Romdhani, I., Ghaleb, B., & Gharibi, W. (2016, October). A new efficient objective function for routing in Internet of Things paradigm. Presented at 2016 IEEE Conference on Standards for Communications and Networking (CSCN)

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) have been standardized so far, namely (Objective Function zero (OF0), and the... Read More about A new efficient objective function for routing in Internet of Things paradigm.

3LS-authenticate: an e-commerce challenge-response mobile application. (2016)
Presentation / Conference Contribution
Molla, R., Romdhani, I., & Buchanan, B. (2016, November). 3LS-authenticate: an e-commerce challenge-response mobile application. Paper presented at 13th ACS/IEEE International Conference on Computer Systems and Applications AICCSA 2016

The rapid growth of e-commerce has been associated with a number of security concerns, which challenge its continual success. In view of this, an investigative study determining the most secure and convenient solution to protect online clients has be... Read More about 3LS-authenticate: an e-commerce challenge-response mobile application..

Weight Driven Cluster Head Rotation for Wireless Sensor Networks (2016)
Presentation / Conference Contribution
Eshaftri, M. A., Al-Dubai, A. Y., Romdhani, I., & Essa, A. (2016, November). Weight Driven Cluster Head Rotation for Wireless Sensor Networks. Presented at Proceedings of the 14th International Conference on Advances in Mobile Computing and Multi Media - MoMM '16, Singapore

Energy efficiency is one of the major issues in Wireless Sensor Networks (WSNs), due to the limited power and processing capabilities of the Sensor Nodes (SNs). The clustering techniques proved to be the effective solution to improve the energy effic... Read More about Weight Driven Cluster Head Rotation for Wireless Sensor Networks.

Cooja Simulator Manual (2016)
Report
Thomson, C., Romdhani, I., Al-Dubai, A., Qasem, M., Ghaleb, B., & Wadhaj, I. (2016). Cooja Simulator Manual. Edinburgh: Edinburgh Napier University

While Cooja has been proven to be an ideal tool for the simulation of RPL in WSNs, there are challenges involved in its use, particularly in regard to a lack of documentation. The Contiki website provides an image of Instant Contiki which can then be... Read More about Cooja Simulator Manual.

Password Pattern and Vulnerability Analysis for Web and Mobile Applications (2016)
Journal Article
Li, S., Romdhani, I., & Buchanan, W. (2016). Password Pattern and Vulnerability Analysis for Web and Mobile Applications. ZTE Communications, 14, 32-36. https://doi.org/10.3969/j.issn.1673-5188.2016.S0.006

Text⁃based passwords are heavily used to defense for many web and mobile applications. In this paper, we investigated the patterns and vulnerabilities for both web and mobile applications based on conditions of the Shannon entropy, Guessing entropy a... Read More about Password Pattern and Vulnerability Analysis for Web and Mobile Applications.

Distributed and compressed MIKEY mode to secure end-to-end communications in the Internet of things (2016)
Presentation / Conference Contribution
Abdmeziem, R., Tandjaoui, D., & Romdhani, I. (2016, June). Distributed and compressed MIKEY mode to secure end-to-end communications in the Internet of things. Presented at 5th IEEE International Conference on Mobile Services, San Francisco, USA

Multimedia Internet KEYing protocol (MIKEY) aims at establishing secure credentials between two communicating entities. However, existing MIKEY modes fail to meet the requirements of low-power and low-processing devices. To address this issue, we com... Read More about Distributed and compressed MIKEY mode to secure end-to-end communications in the Internet of things.

A new distributed MIKEY mode to secure e-health applications. (2016)
Presentation / Conference Contribution
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2016, April). A new distributed MIKEY mode to secure e-health applications. Presented at International Conference on Internet of Things and Big Data (IoTBD 2016)

Securing e-health applications in the context of Internet of Things (IoT) is challenging. Indeed, resources scarcity in such environment hinders the implementation of existing standard based protocols. Among these protocols, MIKEY (Multimedia Interne... Read More about A new distributed MIKEY mode to secure e-health applications..

Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks (2015)
Presentation / Conference Contribution
Wadhaj, I., Kristof, I., Romdhani, I., & Al-Dubai, A. (2015, October). Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

Low-Power and Lossy-Network (LLN) are usually composed of static nodes, but the increase demand for mobility in mobile robotic and dynamic environment raises the question how a routing protocol for low-power and lossy-networks such as (RPL) would per... Read More about Performance Evaluation of the RPL Protocol in Fixed and Mobile Sink Low-Power and Lossy-Networks.

A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things (2015)
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Romdhani, I., & Yassien, M. B. (2015, October). A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

Constrained application protocol (CoAP) has been designed for M2M and IoT applications. The resource directory (RD) in CoAP requires periodical updates by other nodes. However, a regular update process causes extra signaling overhead and drains the n... Read More about A Dynamic Power Tuning for the Constrained Application Protocol of Internet of Things.

A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK) (2015)
Presentation / Conference Contribution
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2015, October). A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK). Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

It is anticipated that constrained devices in the Internet of Things (IoT) will often operate in groups to achieve collective monitoring or management tasks. For sensitive and mission-critical sensing tasks, securing multicast applications is therefo... Read More about A Decentralized Batch-Based Group Key Management Protocol for Mobile Internet of Things (DBGK).

Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable (2015)
Presentation / Conference Contribution
Krstie, D., Romdhani, I., Yassein, M. M. B., Minić, S., Petković, G., & Milacic, P. (2015, October). Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable. Presented at 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing

In this paper, ratio of product of two k-μ random variables and Nakagami-m random variable is analyzed. Statistical characteristics of ratio of product of two k-μ random variables and Nakagami-m random variable can be applied in performance analysis... Read More about Level Crossing Rate of Ratio of Product of Two k-u Random Variables and Nakagami-m Random Variable.

Mobility And Energy Extensions For The IEEE 802.15.4 Standard (2015)
Presentation / Conference Contribution
Romdhani, I., Al-Dubai, A. Y., & Guibene, W. (2015, December). Mobility And Energy Extensions For The IEEE 802.15.4 Standard. Presented at Proceedings of the 13th International Conference on Advances in Mobile Computing and Multimedia - MoMM 2015

The IEEE 802.15.4 standard is designed for low-power and low-rate wireless Personal Area Networks. Although energy is a key parameter in shaping the communication and interaction methods of wireless sensor nodes, the specification of the MAC layer do... Read More about Mobility And Energy Extensions For The IEEE 802.15.4 Standard.

An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks (2015)
Presentation / Conference Contribution
Eshaftri, M. A., Al-Dubai, A. Y., Romdhani, I., & Yassein, M. B. (2015, December). An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks. Presented at Proceedings of the 13th International Conference on Advances in Mobile Computing and Multimedia - MoMM 2015

In Wireless Sensor Networks (WSNs), clustering techniques are among the effective solutions to reduce energy consumption and prolong the network lifetime. During the iterative re-clustering process, extra energy and time are consumed especially at th... Read More about An Efficient Dynamic Load-balancing Aware Protocol for Wireless Sensor Networks.

A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks (2015)
Presentation / Conference Contribution
Eshaftri, M., Al-Dubai, A., Romdhani, I., & Yassein, M. B. (2015, September). A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks. Presented at Proceedings of the 2015 Federated Conference on Computer Science and Information Systems

In Wireless Sensor Networks (WSNs), clustering techniques are usually used as a key effective solution to reduce energy consumption and prolong the network lifetime. Despite many works on clustering in WSNs, this issue is still, however, in its infan... Read More about A New Energy Efficient Cluster based Protocol for Wireless Sensor Networks.

An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation (2015)
Journal Article
Fang, D., Liu, X., Romdhani, I., Jamshidi, P., & Pahl, C. (2016). An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation. Future Generation Computer Systems, 56, 11-26. https://doi.org/10.1016/j.future.2015.09.025

Cloud computing enables a revolutionary paradigm of consuming ICT services. However, due to the inadequately described service information, users often feel confused while trying to find the optimal services. Although some approaches are proposed to... Read More about An agility-oriented and fuzziness-embedded semantic model for collaborative cloud service search, retrieval and recommendation.

Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach (2015)
Presentation / Conference Contribution
Salayma, M., Al-Dubai, A., Romdhani, I., & Yassein, M. B. (2015, September). Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach. Presented at Proceedings of the 2015 Federated Conference on Computer Science and Information Systems

In Wireless Sensor Networks (WSNs), energy conservation is one of the main concerns challenging the cutting-edge standards and protocols. Most existing studies focus on the design of WSN energy efficient algorithms and standards. The standard IEEE 80... Read More about Battery Aware Beacon Enabled IEEE802.15.4: An Adaptive and Cross-Layer Approach.

ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things (2015)
Presentation / Conference Contribution
Qasem, M., Al-Dubai, A., Imed, R., & Yassien, M. B. (2015, September). ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things. Presented at Proceedings of the The International Conference on Engineering & MIS 2015 - ICEMIS '15

Energy is a precious resource in Internet of Things (IoT) especially with battery operated nodes, the overhead that consumes the battery power of the sensor nodes is a fundamental problem. This overhead is mainly caused by the frequent update message... Read More about ATP: Adaptive Tuning Protocol for Service Discovery in Internet of Things.

A load-balancing cluster based protocol for Wireless Sensor Networks. (2015)
Presentation / Conference Contribution
Eshaftri, M., Al-Dubai, A., Romdhani, I., & Yassien, M. B. (2015, September). A load-balancing cluster based protocol for Wireless Sensor Networks. Paper presented at 4th International Conference on Wireless Sensor Networks (WSN'15)

A decentralized group key management protocol for mobile Internet of things (DBGK) (2015)
Presentation / Conference Contribution
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2015, August). A decentralized group key management protocol for mobile Internet of things (DBGK). Paper presented at The 14th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (IEEE TrustCom-15)

Architecting the Internet of Things: State of the Art (2015)
Book Chapter
Abdmeziem, M. R., Romdhani, I., & Tandjaoui, D. (2016). Architecting the Internet of Things: State of the Art. In A. Koubaa, & E. Shakshuki (Eds.), Robots and Sensor Clouds; Studies in Systems, Decision and Control (55-75). Springer. https://doi.org/10.1007/978-3-319-22168-7_3

Internet of things (IoT) constitutes one of the most important technological development in the last decade. It has the potential to deeply affect our life style. However, its success relies greatly on a well-defined architecture that will provide sc... Read More about Architecting the Internet of Things: State of the Art.