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Outputs (18)

Adaptive and Optimum Secret Key Establishment for Secure Vehicular Communications (2021)
Journal Article
Bottarelli, M., Karadimas, P., Epiphaniou, G., Ismail, D. K. B., & Maple, C. (2021). Adaptive and Optimum Secret Key Establishment for Secure Vehicular Communications. IEEE Transactions on Vehicular Technology, 70(3), 2310-2321. https://doi.org/10.1109/tvt.2021.3056638

In intelligent transportation systems (ITS), communications between vehicles, i.e. vehicle-to-vehicle (V2V) communications are of greatest importance to facilitate autonomous driving. The current state-of-the-art for secure data exchange in V2V commu... Read More about Adaptive and Optimum Secret Key Establishment for Secure Vehicular Communications.

Physical characteristics of wireless communication channels for secret key establishment: A survey of the research (2018)
Journal Article
Bottarelli, M., Epiphaniou, G., Ismail, D. K. B., Karadimas, P., & Al-Khateeb, H. (2018). Physical characteristics of wireless communication channels for secret key establishment: A survey of the research. Computers and Security, 78, 454-476. https://doi.org/10.1016/j.cose.2018.08.001

Physical layer security protocols have recently been deployed in the context of Wireless communications. These are derived from the intrinsic characteristics of the communication media for key generation, sharing and randomness extraction. These prot... Read More about Physical characteristics of wireless communication channels for secret key establishment: A survey of the research.

Proactive Threat Detection for Connected Cars Using Recursive Bayesian Estimation (2017)
Journal Article
al-Khateeb, H., Epiphaniou, G., Reviczky, A., Karadimas, P., & Heidari, H. (2018). Proactive Threat Detection for Connected Cars Using Recursive Bayesian Estimation. IEEE Sensors Journal, 18(12), 4822-4831. https://doi.org/10.1109/jsen.2017.2782751

Upcoming disruptive technologies around autonomous driving of connected cars have not yet been matched with appropriate security by design principles and lack approaches to incorporate proactive preventative measures in the wake of increased cyber-th... Read More about Proactive Threat Detection for Connected Cars Using Recursive Bayesian Estimation.

Nonreciprocity Compensation Combined With Turbo Codes for Secret Key Generation in Vehicular Ad Hoc Social IoT Networks (2017)
Journal Article
Epiphaniou, G., Karadimas, P., Kbaier Ben Ismail, D., Al-Khateeb, H., Dehghantanha, A., & Choo, K. R. (2018). Nonreciprocity Compensation Combined With Turbo Codes for Secret Key Generation in Vehicular Ad Hoc Social IoT Networks. IEEE Internet of Things, 5(4), 2496-2505. https://doi.org/10.1109/jiot.2017.2764384

The physical attributes of the dynamic vehicle-to-vehicle propagation channel can be utilized for the generation of highly random and symmetric cryptographic keys. However, in a physical-layer key agreement scheme, nonreciprocity due to inherent chan... Read More about Nonreciprocity Compensation Combined With Turbo Codes for Secret Key Generation in Vehicular Ad Hoc Social IoT Networks.

On the Covariance Matrix and Diversity Performance Evaluation of Compact Multiport Antenna Systems (2017)
Journal Article
Papamichael, V., & Karadimas, P. (2017). On the Covariance Matrix and Diversity Performance Evaluation of Compact Multiport Antenna Systems. IEEE Transactions on Antennas and Propagation, 65(11), 6140-6144. https://doi.org/10.1109/tap.2017.2754439

In this communication, we present a new electromagnetic methodology that determines the covariance matrix of compact multiport antenna (MPA) systems at the early design stage. Further insight into this field is provided, as contrary to existing metho... Read More about On the Covariance Matrix and Diversity Performance Evaluation of Compact Multiport Antenna Systems.

Energy Detection Based Spectrum Sensing Over Two-Wave With Diffuse Power Fading Channels (2016)
Journal Article
Chatziantoniou, E., Allen, B., Velisavljevic, V., Karadimas, P., & Coon, J. (2016). Energy Detection Based Spectrum Sensing Over Two-Wave With Diffuse Power Fading Channels. IEEE Transactions on Vehicular Technology, 66(1), 868-874. https://doi.org/10.1109/tvt.2016.2556084

One of the most important factors that affects the performance of energy detection (ED) is the fading channel between the wireless nodes. This paper investigates the performance of ED-based spectrum sensing, for cognitive radio (CR), over two-wave wi... Read More about Energy Detection Based Spectrum Sensing Over Two-Wave With Diffuse Power Fading Channels.

Generic stochastic modeling of vehicle-to-vehicle wireless channels (2014)
Journal Article
Karadimas, P., & Matolak, D. (2014). Generic stochastic modeling of vehicle-to-vehicle wireless channels. Vehicular Communications, 1(4), 153-167. https://doi.org/10.1016/j.vehcom.2014.08.001

We present a generic statistical characterization of the vehicle-to-vehicle (V–V) wireless channel by adopting a stochastic modeling approach. Our approach is based on the doubly underspread (DU) property of non-wide sense stationary uncorrelated sca... Read More about Generic stochastic modeling of vehicle-to-vehicle wireless channels.

Human Body Shadowing Characterization for 60-GHz Indoor Short-Range Wireless Links (2013)
Journal Article
Karadimas, P., Allen, B., & Smith, P. (2013). Human Body Shadowing Characterization for 60-GHz Indoor Short-Range Wireless Links. IEEE Antennas and Wireless Propagation Letters, 12, 1650-1653. https://doi.org/10.1109/lawp.2013.2294563

We statistically characterize received signal power variations in the time domain caused by human activity affecting 60-GHz indoor short-range wireless links. Our approach is based on propagation measurements in indoor environments considering human... Read More about Human Body Shadowing Characterization for 60-GHz Indoor Short-Range Wireless Links.

A Generalized Analysis of Three-Dimensional Anisotropic Scattering in Mobile Wireless Channels-Part II: Second-Order Statistical Characterization (2012)
Presentation / Conference Contribution
Karadimas, P., & Zhang, J. (2012, September). A Generalized Analysis of Three-Dimensional Anisotropic Scattering in Mobile Wireless Channels-Part II: Second-Order Statistical Characterization. Presented at 2012 IEEE Vehicular Technology Conference (VTC Fall), Quebec City, QC, Canada

In a recent paper [1], we presented a generalized theoretical analysis for the diffuse multipath power in mobile wireless channels accounting for three-dimensional (3-D) multi-modal (i.e., clustered) scattering. In this paper, a parameterized case-st... Read More about A Generalized Analysis of Three-Dimensional Anisotropic Scattering in Mobile Wireless Channels-Part II: Second-Order Statistical Characterization.