Collaborative Computing: Networking, Applications and Worksharing: 13th International Conference, CollaborateCom 2017, Edinburgh, UK, December 11–13, 2017, Proceedings (2018)
Presentation / Conference Contribution
(2017, December). Collaborative Computing: Networking, Applications and Worksharing: 13th International Conference, CollaborateCom 2017, Edinburgh, UK, December 11–13, 2017, Proceedings. Presented at CollaborateCom 2017, Edinburgh, UK

This book constitutes the thoroughly refereed proceedings of the 13th International Conference on Collaborative Computing: Networking, Applications, and Worksharing, CollaborateCom 2017, held in Edinburgh, UK, in December 2017. The 65 papers presente... Read More about Collaborative Computing: Networking, Applications and Worksharing: 13th International Conference, CollaborateCom 2017, Edinburgh, UK, December 11–13, 2017, Proceedings.

Reliable and Energy-Efficient Two Levels Unequal Clustering Mechanism for Wireless Sensor Networks (2018)
Presentation / Conference Contribution
Ali, A. E., Al-Dubai, A., Romdhani, I., & Eshaftri, M. (2018, June). Reliable and Energy-Efficient Two Levels Unequal Clustering Mechanism for Wireless Sensor Networks. Presented at The 16th IEEE International Conference on Smart City (IEEE SmartCity-2018), Exeter

In Wireless Sensor Networks, clustering sensor nodes into disjoint groups is widely used to achieve load balance and increase network lifetime. In particular, traditional unequal clustering approaches where small clusters located close to the base st... Read More about Reliable and Energy-Efficient Two Levels Unequal Clustering Mechanism for Wireless Sensor Networks.

Drizzle Algorithm (2018)
Report
Ghaleb, B., Al-Dubai, A., Romdhani, I., & Qasem, M. (2018). Drizzle Algorithm. USA: IETF

Trickle algorithm used in RPL routing protocol suffers from some issues related to power, network convergence time and overhead and
load-distribution. To optimize this algorithm for Low-power and Lossy Networks (LLNs), a new algorithm called Dr... Read More about Drizzle Algorithm.

Lightweighted and energy-aware MIKEY-Ticket for e-health applications in the context of internet of things (2018)
Journal Article
Abdmeziem, M. R., Tandjaoui, D., & Romdhani, I. (2018). Lightweighted and energy-aware MIKEY-Ticket for e-health applications in the context of internet of things. International Journal of Sensor Networks, 26(4), 227. https://doi.org/10.1504/ijsnet.2018.090462

E-health applications have emerged as a promising approach to provide unobtrusive and customizable support to elderly and frail people based on their situation and circumstances. However, due to limited resources available in such systems and data pr... Read More about Lightweighted and energy-aware MIKEY-Ticket for e-health applications in the context of internet of things.

Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-01 (2018)
Report
Qasem, M., Al-Dubai, A., Romdhani, I., & Ghaleb, B. (2018). Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-01. USA: IETF

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 lifetime maximization in the IPv6 Routing Protocol for Low-Power and Lossy Net... Read More about Load Balancing Objective Function in RPL draft-qasem-roll-rpl-load-balancing-01.

A new Zigbee-based device for measuring visual reaction time in sport activities (2018)
Presentation / Conference Contribution
Ali, B. B., Dugas, É., Naceur, A., & Romdhani, I. (2017, May). A new Zigbee-based device for measuring visual reaction time in sport activities. Presented at 2017 International Conference on Engineering & MIS (ICEMIS)

There is a growing demand for smart tools and devices that measure visual reaction time during sports and physical activities in outdoor environments. However, one of the major problems is the need to maintain an on-time 1 pulse per second (pps) refe... Read More about A new Zigbee-based device for measuring visual reaction time in sport activities.

Load Balancing Objective Function in RPL (Draft 2) (2017)
Report
Qasem, M., Al-Dubai, A., Romdhani, I., Ghaleb, B., Hou, J., & Jadhav, R. A. (2017). Load Balancing Objective Function in RPL (Draft 2). USA: IETF

This document proposes an extended Objective Function(OF) that balances the number of child nodes of the parent nodes to avoid the overloading problem and ensure node lifetime maximization in the IPv6 Routing Protocol for Low-Power and Lossy Ne... Read More about Load Balancing Objective Function in RPL (Draft 2).

Performance Evaluation of RPL Protocol under Mobile Sybil Attacks (2017)
Presentation / Conference Contribution
Medjek, F., Tandjaoui, D., Romdhani, I., & Djedjig, N. (2017, August). Performance Evaluation of RPL Protocol under Mobile Sybil Attacks. Presented at 2017 IEEE Trustcom/BigDataSE/ICESS

In Sybil attacks, a physical adversary takes multiple fabricated or stolen identities to maliciously manipulate the network. These attacks are very harmful for the Internet of Things (IoT) applications. In this paper we implemented and evaluated the... Read More about Performance Evaluation of RPL Protocol under Mobile Sybil Attacks.

Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT (2017)
Presentation / Conference Contribution
Ghaleb, B., Al-Dubai, A., Romdhani, I., Nasser, Y., & Boukerche, A. (2017, May). Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT. Presented at 2017 IEEE International Conference on Communications (ICC)

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 adopted for routing information maintenance in such networks. This algorithm is o... Read More about Drizzle: Adaptive and fair route maintenance algorithm for Low-power and Lossy Networks in IoT.

Trust-Based Defence Model Against MAC Unfairness Attacks for IoT (2017)
Presentation / Conference Contribution
Djedjig, N., Tandjaoui, D., Romdhani, I., & Medjek, F. (2017, July). Trust-Based Defence Model Against MAC Unfairness Attacks for IoT. Presented at The Thirteenth International Conference on Wireless and Mobile Communications

The vulnerability of IoT networks makes channel access security a serious problem. The IEEE 802.15.4 MAC (Media Access Control) layer faces the risk of attacks from malicious nodes which attempts to get a dominating position and hold unfair advantage... Read More about Trust-Based Defence Model Against MAC Unfairness Attacks for IoT.

New trust metric for the RPL routing protocol (2017)
Presentation / Conference Contribution
Romdhani, I., Djedjig, N., Medjek, F., & Tandjaoui, D. (2017, April). New trust metric for the RPL routing protocol. Presented at 2017 8th International Conference on Information and Communication Systems (ICICS)

Establishing trust relationships between routing nodes represents a vital security requirement to establish reliable routing processes that exclude infected or selfish nodes. In this paper, we propose a new security scheme for the Internet of things... Read More about New trust metric for the RPL routing protocol.

Wireless Body Area Network (WBAN): A Survey on Reliability, Fault Tolerance, and Technologies Coexistence (2017)
Journal Article
Salayma, M., Al-Dubai, A., Romdhani, I., & Nasser, Y. (2017). Wireless Body Area Network (WBAN): A Survey on Reliability, Fault Tolerance, and Technologies Coexistence. ACM computing surveys, 50(1), Article 3. https://doi.org/10.1145/3041956

Wireless Body Area Network (WBAN) has been a key element in e-health to monitor bodies. This technology enables new applications under the umbrella of different domains, including the medical field, the entertainment and ambient intelligence areas. T... Read More about Wireless Body Area Network (WBAN): A Survey on Reliability, Fault Tolerance, and Technologies Coexistence.

Securing the Internet of Things (2017)
Book
Romdhani, I. (2017). S. Li, & L. Da Xu (Eds.), Securing the Internet of Things. Elsevier

Key Features

Helps researchers and practitioners understand the security architecture in IoT and the state-of-the-art in IoT security countermeasures
Explores how the threats in IoT are different from traditional ad hoc or infrastructural network... Read More about Securing the Internet of Things.

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.

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..

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.

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.

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)

Mobile User Authentication System for E-commerce Applications. (2014)
Presentation / Conference Contribution
Molla, R., Romdhani, I., Buchanan, W. J., & Fadel, E. Y. (2014, June). Mobile User Authentication System for E-commerce Applications. Paper presented at International Conference on Advanced Networking, Distributed Systems and Applications 2014

E-commerce applications provide on-line clients and merchants with a quick and convenient way to exchange goods and services. However, the deployment of these applications is still facing many problems such as security threats; and on-line attacks. T... Read More about Mobile User Authentication System for E-commerce Applications..