354 Hits in 3.6 sec

A Physical-Layer Secure Coding Scheme for Indoor Visible Light Communication Based on Polar Codes

Zhen Che, Junbin Fang, Zoe Lin Jiang, Jin Li, Shancheng Zhao, Yongchun Zhong, Zhe Chen
2018 IEEE Photonics Journal  
In this paper, a secure coding scheme based on polar codes is proposed to simultaneously achieve physical-layer security and transmission reliability for indoor VLC systems under Wyner's wiretap model.  ...  With the feedback channel, the wiretap channel can be equivalently degraded and the security can Vol. 10, No. 5, September 2018 7907313 IEEE Photonics Journal Physical-Layer Secure Coding Scheme for Indoor  ...  Enhanced Physical-Layer Secure Coding Scheme with a Feedback Channel for VLC Undegraded Wiretap Channel To achieve secure transmission against VLC undegraded wiretap channel, where the wiretap channel  ... 
doi:10.1109/jphot.2018.2869931 fatcat:xv46evmlgvgwzkzn4ugcwg4yje

An Overview of Physical Layer Security in Wireless Communication Systems With CSIT Uncertainty

Amal Hyadi, Zouheir Rezki, Mohamed-Slim Alouini
2016 IEEE Access  
In this vein, it has been shown that fading channels can enhance the transmission of confidential information and that a secure communication can be achieved even when the channel to the eavesdropper is  ...  In this paper, we present a comprehensive review of recent and ongoing research works on physical layer security with CSIT uncertainty.  ...  In [111] , artificial noise assisted secure transmission is considered in the context of frequency-division duplexed MIMO wiretap channels.  ... 
doi:10.1109/access.2016.2612585 fatcat:lhpjsjnkl5gg7oqjticfmww3x4

On the MISO compound wiretap channel

Ashish Khisti
2010 2010 Information Theory and Applications Workshop (ITA)  
We study the secure degrees of freedom (d.o.f.) of the MISO compound wiretap channel.  ...  Lower bounds that combine ideas based on time-sharing, noise transmission, signal alignment and multi-level coding schemes are also provided.  ...  ACKNOWLEDGEMENTS Insightful discussions with Frank Kschischang and Suhas Diggavi are gratefully acknowledged.  ... 
doi:10.1109/ita.2010.5454121 dblp:conf/ita/Khisti10 fatcat:j77q27l66vadfn4gt7cl4fe45a

Adaptive limited feedback for MISO wiretap channels with cooperative jamming

Minyan Pei, Dongtang Ma, Jibo Wei
2013 2013 IEEE 14th Workshop on Signal Processing Advances in Wireless Communications (SPAWC)  
We then describe the evolution of secure transmission strategies from point-to-point channels to multiple-antenna systems, followed by generalizations to multiuser broadcast, multiple-access, interference  ...  The survey concludes with observations on potential research directions in this area.  ...  In [244] , game theory is used by multiple eavesdroppers to decide whether to collude or not in a MISO wiretap channel. B.  ... 
doi:10.1109/spawc.2013.6612057 dblp:conf/spawc/PeiMW13 fatcat:gjn4o2l4qjae5ipsr6zfjo35yu

Principles of Physical Layer Security in Multiuser Wireless Networks: A Survey

Amitav Mukherjee, S. Ali A. Fakoorian, Jing Huang, A. Lee Swindlehurst
2014 IEEE Communications Surveys and Tutorials  
We then describe the evolution of secure transmission strategies from point-to-point channels to multiple-antenna systems, followed by generalizations to multiuser broadcast, multiple-access, interference  ...  The survey concludes with observations on potential research directions in this area.  ...  In [244] , game theory is used by multiple eavesdroppers to decide whether to collude or not in a MISO wiretap channel. B.  ... 
doi:10.1109/surv.2014.012314.00178 fatcat:cmqxgwotmvbmldwqdvjkzsweam

MIMO Wiretap Channel Under Receiver-Side Power Constraints With Applications to Wireless Power Transfer and Cognitive Radio

Karim Banawan, Sennur Ulukus
2016 IEEE Transactions on Communications  
We consider the multiple-input multiple-output (MIMO) wiretap channel under a minimum receiver-side power constraint in addition to the usual maximum transmitter-side power constraint.  ...  We present two achievable schemes that achieve the secrecy capacity: the first achievable scheme uses a Gaussian codebook with a fixed mean, and the second achievable scheme uses artificial noise (or cooperative  ...  In particular, we consider a MIMO wiretap channel where the transmitter wishes to have secure communication with a legitimate receiver in the presence of an eavesdropper.  ... 
doi:10.1109/tcomm.2016.2593739 fatcat:mxsdch2orbesxl3nd66zv2m46q

Secrecy for MISO broadcast channels with heterogeneous CSIT

Pritam Mukherjee, Ravi Tandon, Sennur Ulukus
2015 2015 IEEE International Symposium on Information Theory (ISIT)  
We consider the two-user multiple-input singleoutput (MISO) broadcast channel with confidential messages (BCCM), in which the nature of channel state information at the transmitter (CSIT) from each user  ...  The main contribution of this paper is to establish the exact secure degrees of freedom (s.d.o.f.) regions of the MISO BCCM in all of these three heterogeneous states.  ...  Fig. 1 . 1 MISO broadcast channel with confidential messages (BCCM). 1 3 1 for the blind single antenna wiretap channel with delayed CSIT from the legitimate receiver (SISO wiretap channel with state  ... 
doi:10.1109/isit.2015.7282799 dblp:conf/isit/MukherjeeTU15 fatcat:iznog5svufcxjbniovdc2gwrge

Optimal Beamforming for Gaussian MIMO Wiretap Channels with Two Transmit Antennas [article]

Mojtaba Vaezi, Wonjae Shin, H. Vincent Poor
2017 arXiv   pre-print
A Gaussian multiple-input multiple-output wiretap channel in which the eavesdropper and legitimate receiver are equipped with arbitrary numbers of antennas and the transmitter has two antennas is studied  ...  In this paper, the input covariance matrix required to achieve the capacity is determined. It is shown that the secrecy capacity of this channel can be achieved by linear precoding.  ...  With the rapid advancement of multi-antenna techniques, security enhancement in multiple-input multiple-output (MIMO) wiretap channels, see Fig. 1 , has drawn significant attention.  ... 
arXiv:1707.06271v1 fatcat:vtp7qcwpareyvc4orccnnpdt64

Artificial Noise: Transmission Optimization in Multi-Input Single-Output Wiretap Channels

Nan Yang, Shihao Yan, Jinhong Yuan, Robert Malaney, Ramanan Subramanian, Ingmar Land
2015 IEEE Transactions on Communications  
We analyze and optimize the secrecy performance of artificial noise (AN) in multi-input single-output wiretap channels with multiple antennas at the transmitter and a single antenna at the receiver and  ...  We consider two transmission schemes: 1) an on-off transmission scheme with a constant secrecy rate for all transmission periods, and 2) an adaptive transmission scheme with a varying secrecy rate during  ...  ARTIFICIAL NOISE IN MISO WIRETAP CHANNELS A.  ... 
doi:10.1109/tcomm.2015.2419634 fatcat:ucjwlm6bkbe5jg3bslgoo33igq

An Overview of Physical Layer Security With Finite-Alphabet Signaling

Sina Rezaei Aghdam, Alireza Nooraiepour, Tolga M. Duman
2019 IEEE Communications Surveys and Tutorials  
Moreover, we present a review of the recent results on secure transmission with discrete signaling for various scenarios including multi-carrier transmission systems, broadcast channels with confidential  ...  Providing secure communications over the physical layer with the objective of achieving secrecy without requiring a secret key has been receiving growing attention within the past decade.  ...  Fig. 8 : 8 Broadcast channel with confidential messages [97] . Fig. 9 : 9 Multiple access wiretap channel studied in [98] .  ... 
doi:10.1109/comst.2018.2880421 fatcat:y4kxllk6jrbhjoztuq4hxynzrm

A Degraded Practical Mimome Channel: Issues Insecret Data Communications

Mohammad Rakibul Islam
2010 Zenodo  
output (MISO) channels.  ...  In this paper, a Gaussian multiple input multiple output multiple eavesdropper (MIMOME) channel is considered where a transmitter communicates to a receiver in the presence of an eavesdropper.  ...  An achievable scheme has been proposed for the Gaussian multiple input single output (MISO) wire-tap channel [11] , [12] .  ... 
doi:10.5281/zenodo.1076491 fatcat:mubgz3f4yjdsjey2b63uzfp37a

Adaptive Limited Feedback for MISO Wiretap Channels With Cooperative Jamming

Minyan Pei, A. Lee Swindlehurst, Dongtang Ma, Jibo Wei
2014 IEEE Transactions on Signal Processing  
This paper studies a multi-antenna wiretap channel with a passive eavesdropper and an external helper, where only quantized channel information regarding the legitimate receiver is available at the transmitter  ...  Assuming zero-forcing transmission at the helper and random vector quantization of the channels, an analytic expression for the achievable ergodic secrecy rate due to the resulting quantization errors  ...  CONCLUSIONS In this paper, we have investigated the effect of quantized channel state information on the secrecy rate achievable with a ZF-based transmission strategy in the MISO channel with cooperative  ... 
doi:10.1109/tsp.2013.2295059 fatcat:h5sefvaxgnaxxdgi45z2mb5cry

An Artificial-noise Based Approach for the Secrecy Rate Maximization of MISO VLC Wiretap Channel with Multi-Eves

Ge Shi, Yong Li, Wei Cheng, Xiang Gao, Wenjie Zhang
2020 IEEE Access  
In this paper, we consider improving the secure performance of multiple-input single-output visible light communication channel in the presence of multiple eavesdroppers with multiple photodiodes.  ...  Our goal is to design an optimal artificial-noise (AN) aided transmission strategy to maximize the achievable secrecy rate subject to both sum power constraint and peak amplitude constraint.  ...  CONCLUSION This paper has investigated an AN-aided SRM problem for a MISO-VLC wiretap channel overheard by multiple Eves equipped with multiple PDs.  ... 
doi:10.1109/access.2020.3046664 fatcat:uy3wvvqdmffgdpux3jpji2bjpm

Two-step transmission with artificial noise for secure wireless SIMO communications

Bo Wang, PengCheng Mu, PeiZhi Yang, QinYe Yin
2015 Science China Information Sciences  
We propose a two-step transmission scheme with artificial noise to improve the security and the scheme does not require the channel state information of the eavesdropper.  ...  Two-step transmission with artificial noise for secure wireless SIMO communications.  ...  In the 1970's, Wyner proposed the wiretap channel as a model for the information-theoretic security [1] .  ... 
doi:10.1007/s11432-014-5256-8 fatcat:h3sw6lrtsjcrtakkyx77t63tje

Secrecy on the Physical Layer in Wireless Networks [chapter]

Eduard A., Anne Wolf, Sabrina Gerbracht
2010 Trends in Telecommunications Technologies  
This measure is called equivocation rate and is given with the conditional entropy function H by R (n) e = 1 n H(W|Z (n) ). (1) We are interested in secure data transmissions with an achievable secrecy  ...  Fig. 10 . 10 Average channel capacities and average achievable secrecy rates in a MISO system with two and four transmit antennas and uncorrelated channels.  ...  Trends in Telecommunications Technologies Edited by Christos J Bouras Hard cover, 768 pages  ... 
doi:10.5772/8472 fatcat:7jfjukti3ngarbdbdg5rsff3qq
« Previous Showing results 1 — 15 out of 354 results