People

Dr Arsenia Chorti

Visiting Fellow
School of Computer Science and Electronic Engineering
Dr Arsenia Chorti

Teaching and supervision

Previous supervision

Cornelius Onuvoye Saiki
Cornelius Onuvoye Saiki
Thesis title: A Novel Physical Layer Key Generation and Authenticated Encryption Protocol Exploiting Shared Randomness
Degree subject: Electronic Systems Engineering
Degree type: Master of Science (by Dissertation)
Awarded date: 16/11/2016

Publications

Journal articles (19)

Rezgui, G., Belmega, EV. and Chorti, A., (2019). Mitigating Jamming Attacks Using Energy Harvesting. IEEE Wireless Communications Letters. 8 (1), 297-300

Belmega, EV. and Chorti, A., (2017). Protecting Secret Key Generation Systems Against Jamming: Energy Harvesting and Channel Hopping Approaches. IEEE Transactions on Information Forensics and Security. 12 (11), 2611-2626

Karpuk, DA. and Chorti, A., (2016). Perfect Secrecy in Physical-Layer Network Coding Systems From Structured Interference. IEEE Transactions on Information Forensics and Security. 11 (8), 1875-1887

Chorti, A., Papadaki, K. and Poor, HV., (2015). Optimal Power Allocation in Block Fading Channels With Confidential Messages. IEEE Transactions on Wireless Communications. 14 (9), 4708-4719

Karpuk, DA. and Chorti, A., (2015). Strong Secrecy in Wireless Network Coding Systems from Structured Interference.. CoRR. abs/1507.01098

Chorti, A., Molu, MM., Karpuk, D., Hollanti, C. and Burr, A., (2014). Strong secrecy in wireless network coding systems with M-QAM modulators. 2014 IEEE/CIC International Conference on Communications in China (ICCC). abs/1407.0915, 181-186

Chorti, A., Perlaza, SM., Han, Z. and Poor, HV., (2013). On the Resilience of Wireless Multiuser Networks to Passive and Active Eavesdroppers. IEEE Journal on Selected Areas in Communications. 31 (9), 1850-1863

Chorti, A. and Brookes, M., (2011). On the Effect of Voigt Profile Oscillators on OFDM Systems. IEEE Transactions on Circuits and Systems II: Express Briefs. 58 (11), 768-772

Spiliopoulos, I., Hristopulos, DT., Petrakis, MP. and Chorti, A., (2011). A multigrid method for the estimation of geometric anisotropy in environmental data from sensor networks. Computers & Geosciences. 37 (3), 320-330

Chorti, A. and Brookes, M., (2011). Performance analysis of OFDM and DAB receivers in the presence of spurious tones. Telecommunication Systems. 46 (2), 181-190

Chorti, A., (2010). How to Model the Near-to-the-Carrier Regime and the Lower Knee Frequency of Real RF Oscillators. Journal of Electrical and Computer Engineering. 2010, 1-4

Kanaras, I., Chorti, A., Rodrigues, MRD. and Darwazeh, I., (2010). A Fast Constrained Sphere Decoder for Ill Conditioned Communication Systems. IEEE Communications Letters. 14 (11), 999-1001

Chorti, A., (2010). How to Model the Near-to-the-Carrier Regime and the Lower Knee Frequency of Real RF Oscillators. Journal of Electrical and Computer Engineering. 2010, 1-4

Chorti, A. and Hristopulos, DT., (2008). Nonparametric Identification of Anisotropic (Elliptic) Correlations in Spatially Distributed Data Sets. IEEE Transactions on Signal Processing. 56 (10), 4738-4751

Chorti, A. and Hristopulos, DT., (2008). Nonparametric Identification of Anisotropic (Elliptic) Correlations in Spatially Distributed Data Sets. IEEE Transactions on Signal Processing. 56 (10), 4738-4751

Karatzas, D., Chorti, A., White, NM. and Harris, CJ., (2007). Teaching Old Sensors New Tricks: Archetypes of Intelligence. IEEE Sensors Journal. 7 (5), 868-881

Chorti, A., Karatzas, D., White, NM. and Harris, CJ., (2006). Use of the Extended Kalman Filter for State Dependent Drift Estimation in Weakly Nonlinear Sensors. Sensor Letters. 4 (4), 377-379

Chorti, A. and Brookes, M., (2006). A Spectral Model for RF Oscillators With Power-Law Phase Noise. IEEE Transactions on Circuits and Systems I: Regular Papers. 53 (9), 1989-1999

Chorti, A. and Brookes, M., (2006). On the effects of memoryless nonlinearities on M-QAM and DQPSK OFDM signals. IEEE Transactions on Microwave Theory and Techniques. 54 (8), 3301-3315

Book chapters (2)

Chorti, A., (2017). A Study of Injection and Jamming Attacks in Wireless Secret Sharing Systems. In: Proceedings of the 2nd Workshop on Communication Security. Editors: Baldi, M., Tomasin, S. and Quaglia, EA., . Springer. 1- 14. 978-3-319-59264-0

Chorti, A., Hollanti, C., Belfiore, J-C. and Poor, HV., (2016). Physical Layer Security: A Paradigm Shift in Data Confidentiality. In: Lecture Notes in Electrical Engineering. Springer International Publishing. 1- 15. 9783319236087

Conferences (30)

Skaperas, S., Mamatas, L. and Chorti, A., (2018). Early Video Content Popularity Detection with Change Point Analysis

Belmega, EV. and Chorti, A., (2017). Energy Harvesting in Secret Key Generation Systems under Jamming Attacks

Chorti, A., (2017). Optimal signalling strategies and power allocation for secret key generation schemes in the presence of a jammer

Chorti, A. and Belmega, EV., (2017). Secret Key Generation in Rayleigh Block Fading AWGN Channels under Jamming Attacks

Chorti, A., (2016). Overcoming limitations of secret key generation in block fading channels under active attacks

Saiki, C. and Chorti, A., (2015). A novel physical layer authenticated encryption protocol exploiting shared randomness

Chorti, A., Papadaki, K. and Poor, HV., (2014). Optimal power allocation in block fading Gaussian channels with causal CSI and secrecy constraints

Chorti, A., Papadaki, K. and Poor, HV., (2014). Optimal power allocation in block fading Gaussian channels with causal CSI and secrecy constraints.

Chorti, A., Papadaki, K., Tsakalides, P. and Poor, HV., (2013). The secrecy capacity of block fading multiuser wireless networks

Perlaza, SM., Chorti, A., Poor, HV. and Han, Z., (2013). On the impact of network-state knowledge on the Feasibility of secrecy

Perlaza, SM., Chorti, A., Poor, HV. and Han, Z., (2013). On the tradeoffs between network state knowledge and secrecy

Chorti, A., Perlaza, SM., Han, Z. and Poor, HV., (2012). Physical layer security in wireless networks with passive and active eavesdroppers

Chorti, A., (2012). Helping interferer physical layer security strategies for M-QAM and M-PSK systems

Chorti, A. and Poor, HV., (2012). Achievable secrecy rates in physical layer secure systems with a helping interferer

Chorti, A. and Poor, HV., (2011). Faster than Nyquist interference assisted secret communication for OFDM systems

Chorti, A., Kanaras, I., Rodrigues, MRD. and Darwazeh, I., (2010). Joint channel equalization and detection of Spectrally Efficient FDM signals

Chorti, A., (2010). Masked-OFDM: A physical layer encryption for future OFDM applications

Chorti, A. and Kanaras, I., (2009). Masked M-QAM OFDM: A simple approach for enhancing the security of OFDM systems

Kanaras, I., Chorti, A., Rodrigues, M. and Darwazeh, I., (2009). Investigation of a Semidefinite Programming detection for a spectrally efficient FDM system

Kanaras, I., Chorti, A., Rodrigues, M. and Darwazeh, I., (2009). A new quasi-optimal detection algorithm for a non orthogonal Spectrally Efficient FDM

Kanaras, I., Chorti, A., Rodrigues, MRD. and Darwazeh, I., (2009). Spectrally Efficient FDM Signals: Bandwidth Gain at the Expense of Receiver Complexity

Kanaras, I., Chorti, A., Rodrigues, MRD., Darwazeh, I. and IEEE, (2009). Spectrally Efficient FDM Signals: Bandwidth Gain at the Expense of Receiver Complexity

Hristopulos, DT., Petrakis, MP., Spiliopoulos, I. and Chorti, A., (2009). Non-parametric Estimation of Geometric Anisotropy from Environmental Sensor Network Measurements

Kanaras, I., Chorti, A., Rodrigues, M. and Darwazeh, I., (2009). An overview of optimal and sub-optimal detection techniques for a non orthogonal spectrally efficient FDM

Kanaras, I., Chorti, A., Rodrigues, MRD. and Darwazeh, I., (2008). A combined MMSE-ML detection for a spectrally efficient non orthogonal FDM signal

Kanaras, I., Chorti, A., Rodrigues, MRD. and Darwazeh, I., (2008). Analysis of Sub-optimum Detection Techniques for Bandwidth Efficient Multi-carrier Communication System

Kanaras, Y., Chorti, A., Rodrigues, M. and Darwazeh, I., (2008). A Near Optimum Detection for a Spectrally Efficient Non Orthogonal FDM System

Moustakas, A., Chorti, A. and Hristopulos, DT., (2007). Geostatistical analysis of tree size distributions in the southern Kalahari obtained from remotely sensed data

Chorti, A. and Brookes, M., (2007). Resolving Near-Carrier Spectral Infinities Due to 1/f Phase Noise in Oscillators

Chorti, A., Karatzas, D., White, NM. and Harris, CJ., (2006). Intelligent Sensors In Software: The Use Of Parametric Models For Phase Noise Analysis

Other (1)

Hristopulos, DT., Chorti, A., Spiliopoulos, I. and Petrakis, E., (2008).Systematic Detection of Anisotropy in Spatial Data Obtained from Environmental Monitoring Networks

Contact

achorti@essex.ac.uk

Location:

1NW.4.8, Colchester Campus