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TAS-Based Incremental Hybrid Decode–Amplify–Forward Relaying for Physical Layer Security Enhancement

Youhong Feng, Shihao Yan, Zhen Yang, Nan Yang, Wei-Ping Zhu
2017 IEEE Transactions on Communications  
In the proposed TAS-based IHDAF scheme, the network transmits signals to the destination adaptive select direction transmission mode, AF mode or DF mode depending on the capacity of the source-relay link  ...  Index Terms-Physical layer security, cooperative communications, transmit antenna selection, secrecy outage probability.  ...  cooperation to improve the system secrecy performance.  ... 
doi:10.1109/tcomm.2017.2712601 fatcat:ofp2ectmqzbi7mmvdfcpc5oa6q

Secure Relaying in Non-Orthogonal Multiple Access: Trusted and Untrusted Scenarios

Ahmed Arafa, Wonjae Shin, Mojtaba Vaezi, H. Vincent Poor
2019 IEEE Transactions on Information Forensics and Security  
It is shown that the best relaying scheme highly depends on the system parameters, in particular distances between the nodes, and also on which part of the secrecy rate region the system is to operate  ...  In the second mode, coined active user mode, the users transmit a cooperative jamming signal simultaneously with the BS's transmission to further confuse the relay.  ...  Information-theoretic analysis of communication systems with untrusted relay nodes are considered in [15] - [20] .  ... 
doi:10.1109/tifs.2019.2911162 fatcat:vsogixf74vhahciso5zwslnfza

Exploring Secrecy Outage Probability of AF-NOMA and AF-OMA Networks

Dinh-Thuan Do, Faculty of Electronics Technology, Industrial University of Ho Chi Minh City (IUH), Vietnam, Minh-Sang Van Nguyen
2019 Journal of Communications  
In particular, the Amplify-and-Forward (AF) relaying scheme is applied in this system model.  ...  As important observation, the secrecy outage probability is evaluated as the secrecy metric to limit impacts of the practical passive eavesdropper in real scenario.  ...  CONCLUSIONS This paper studied a novel downlink cooperative communication system that compare NOMA and OMA scenarios in analytical model for secure outage analysis with respect to AF relaying technique  ... 
doi:10.12720/jcm.14.7.538-543 fatcat:r43ioibsuvhdpdwka6agpu3bry

Secrecy Performance for Multiple Untrusted Relay Networks Using Destination-Based Jamming with Direct Link

D. P. Moya Osorio, E. E. Benitez Olivo, H. Alves
2018 2018 IEEE 29th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)  
We propose a destination-based jamming scheme for cooperative networks with multiple untrusted amplify-and-forward relays, in which the destination operates in full-duplex mode so as to enable simultaneous  ...  The developed analysis is verified through Monte Carlo simulations.  ...  In [4] , the ergodic secrecy capacity for a two-hop amplify-andforward (AF) cooperative system with multiple untrusted relays were analyzed.  ... 
doi:10.1109/pimrc.2018.8580699 dblp:conf/pimrc/OsorioOA18 fatcat:pfboswkhpfam7mnfna6adr6lvi

NOMA in Cooperative Communication Systems with Energy-Harvesting Nodes and Wireless Secure Transmission

Abdelhamid Salem, Leila Musavian
2020 IEEE Transactions on Wireless Communications  
the relay to operate always in AF mode.  ...  the relay works in, 1) AF mode, and 2) DF mode, in two scenarios when one user is the stronger in both cooperation phases, and when an alternative user is stronger in each phase.  ...  of Nr, when the relay is in AF mode.  ... 
doi:10.1109/twc.2020.3030133 fatcat:fs7fahusd5hh5lq775hroqbgda

On the Secrecy Outage Capacity of Physical Layer Security in Large-Scale MIMO Relaying Systems with Imperfect CSI [article]

Xiaoming Chen, Lei Lei, Huazi Zhang, Chau Yuen
2014 arXiv   pre-print
, amplify-and-forward (AF) and decode-and-forward (DF) systems, and obtain explicit expressions of secrecy outage capacities for both cases.  ...  In this paper, we study the problem of physical layer security in a large-scale multiple-input multiple-output (LS-MIMO) relaying system.  ...  SECRECY OUTAGE CAPACITY ANALYSIS In this section, we concentrate on the analysis of secrecy outage capacity of physical layer security in an LS-MIMO relaying system.  ... 
arXiv:1401.3049v1 fatcat:x2swmslwxjhutphnxgscj6drj4

Relay self-selection for secure cooperative in Amplify-And-Forward networks

Shi Yan, Mugen Peng, Wenbo Wang, Liang Dong, M. Ahmed
2012 7th International Conference on Communications and Networking in China  
Cooperative communication in wireless relay systems can improve the physical layer security, and the relay selection has great impacts on the security performances.  ...  In this paper the relay selection in Amplify-and-Forward (AF) cooperative networks is investigated.  ...  CONCLUSION In this paper we introduced the relay in the AF mode selection strategy with security constraints.  ... 
doi:10.1109/chinacom.2012.6417550 dblp:conf/chinacom/YanP0LA12 fatcat:xvgicxct25folkd2w6uo3grkgm

A Survey of Cooperative Jamming-Based Secure Transmission for Energy-Limited Systems

Yuandong Wu, Yan Huo, Zhuojun Duan
2021 Wireless Communications and Mobile Computing  
massive data sharing in the systems.  ...  In this paper, we summarize the basics of cooperative jamming and universal security metrics.  ...  In particular, three modes are designed to implement SWIPT in a practical scenario, i.e., the time switching (TS) mode, the power splitting (PS) mode, and the antenna switching (AS) mode, which are intuitively  ... 
doi:10.1155/2021/6638405 fatcat:tm3i6b25krcgna33kweipus5ge

Impact of Antenna Selection on Physical-Layer Security of NOMA Networks

Dan Deng, Chao Li, Lisheng Fan, Xin Liu, Fasheng Zhou
2018 Wireless Communications and Mobile Computing  
We study the impact of antenna selection on the system secure communication through deriving the analytical expression of the secrecy outage probability along with the asymptotic expression in the high  ...  In particular, the secrecy diversity order of the system is equal to the antenna number, when the interference from the second user is limited.  ...  In [35] , the authors studied the NOMA communication systems with AF relay, and derived the analytical outage expression for the cooperative NOMA networks.  ... 
doi:10.1155/2018/2390834 fatcat:mnuvx7gfjjdahj34k6umwd57cm

Comparison study on secrecy probability of AF-NOMA and AF-OMA networks

Dinh-Thuan Do, Minh-Sang Van Nguyen, Thi-Anh Hoang
2019 TELKOMNIKA (Telecommunication Computing Electronics and Control)  
In this study, the SPSC is evaluated as the secrecy metric to limit impacts of the practical passive eavesdropper in real scenario.  ...  This system model employs Amplify-and-Forward (AF) relaying scheme to serve far users. In this scheme, a transmitter sends confidential signal to far users.  ...  Conclusion This paper studied a novel downlink cooperative communication system that compare NOMA and OMA scenarios in analytical model for SPSC analysis with respect to AF relaying technique.  ... 
doi:10.12928/telkomnika.v17i5.11111 fatcat:w4kf5rou2jeoffskkjlvgxdphq

Secrecy Performance Analysis of Relay Selection in Cooperative NOMA Systems

Zhenling Wang, Zhangyou Peng
2019 IEEE Access  
The cooperative NOMA systems with AF relays are obviously superior to cooperative OMA in terms of coding gain, outage performance and system throughput in [16]-[18]. 86274 This work is licensed under a  ...  It is shown that the secrecy diversity orders for the cooperative NOMA systems are determined by the number of the relays.  ...  OPTIMAL RELAY SELECTION SCHEME Similar to TRS in AF-based NOMA system, referring the analysis and derivation in the DF-based system (III, B), the SOP expression of ORS scheme for the AF-based NOMA system  ... 
doi:10.1109/access.2019.2925380 fatcat:s4ciku4ezrba3mbwfp4ma5bn3i

Amplify-and-forward based cooperation for secure wireless communications

Lun Dong, Zhu Han, Athina P. Petropulu, H. Vincent Poor
2009 2009 IEEE International Conference on Acoustics, Speech and Signal Processing  
Cooperation has the potential to overcome this problem and improve the security of of wireless communications. In this paper, an amplify-andforward based cooperative protocol is proposed.  ...  In single-antenna wireless systems, such approaches are hampered by channel conditions in the presence of one or more eavesdroppers.  ...  This configuration is illustrated in Fig. 1 . AF-based Cooperative Protocol In this subsection, we describe the AF-based cooperative transmission protocol based on our system model.  ... 
doi:10.1109/icassp.2009.4960158 dblp:conf/icassp/DongHPP09 fatcat:loqtbvkpfrgcxefr6wrlate4mq

Energy Harvesting for Physical Layer Security in Cooperative Networks Based on Compressed Sensing

Shuai Chang, Jialun Li, Xiaomei Fu, Liang Zhang
2017 Entropy  
In this paper, we study the secrecy capacity of a cooperative compressed sensing amplify and forward (CCS-AF) wireless network in the presence of eavesdroppers based on an energy harvesting protocol.  ...  In this paper, we study the secrecy capacity of the CCS-AF wireless network based on the EH protocol.  ...  Conflicts of Interest: The authors declare no conflict of interest. Entropy 2017, 19, 462  ... 
doi:10.3390/e19090462 fatcat:5jhaluvcgndy7gkc6eawavtgku

Joint Secure Beamforming Design at the Source and the Relay for an Amplify-and-Forward MIMO Untrusted Relay System

Cheol Jeong, Il-Min Kim, Dong In Kim
2012 IEEE Transactions on Signal Processing  
In this paper, the source and relay beamforming is jointly designed to maximize the secrecy rate in the cooperative scheme.  ...  The conditions under which the cooperative scheme achieves a higher secrecy rate than the noncooperative scheme are derived in the low and high signal-to-noise ratio (SNR) regimes of the source-relay and  ...  In the cooperative scheme, the source asks the relay to relay the information to the destination in the AF mode; but the source does not want the relay to decode the data.  ... 
doi:10.1109/tsp.2011.2172433 fatcat:jph4gldbd5dvza6xvh6c7izaza

Secure Communication in Two-Way Relay Networks with Channel Estimation Errors

Yao Chenhong, Pei Changxing, Guo Jing
2016 International Journal of Security and Its Applications  
In this paper, we investigate the secrecy outage probability (SOP) for the cooperative amplify-and-forward (AF) two-way relay networks (TWRN) with channel estimation (CE) errors under Rayleigh fading channels  ...  In the proposed system, two sources simultaneously broadcast their respective information to all the relays firstly.  ...  System Model Consider a two-way amplify-and-forward (AF) relaying system, where two sources S 1 and S 2 exchange information with the help of K cooperating AF relay nodes k, k ∈{1, ... , K} in the presence  ... 
doi:10.14257/ijsia.2016.10.8.36 fatcat:5ngtzc55nzfyvn3ntur7mdn34i
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