Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code

A highly secure and reliable optical orthogonal frequency division multiplexing passive optical network (OFDM-PON) based on the chaos encryption inside polar code scheme is proposed. The 3-dimensional Chua's circuit model is adopted to realize chaotic encryption during polar encoding with...

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Autores principales:	Yu Bai, Bo Liu, Jianxin Ren, Yaya Mao, Zhipeng Qi, Shuaidong Chen, Xiumin Song, Suiyao Zhu, Lingzhi Yuan, Shun Han, Rahat Ullah
Formato:	article
Lenguaje:	EN
Publicado:	IEEE 2022
Materias:	Chaos encryption inside polar code OFDM-PON seven-core fiber Chua's circuit model Applied optics. Photonics TA1501-1820 Optics. Light QC350-467
Acceso en línea:	https://doaj.org/article/1b74cfe405124024b58f92f9d17d84cf
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spelling	oai:doaj.org-article:1b74cfe405124024b58f92f9d17d84cf2021-11-19T00:00:09ZHighly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code1943-065510.1109/JPHOT.2021.3122909https://doaj.org/article/1b74cfe405124024b58f92f9d17d84cf2022-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9591383/https://doaj.org/toc/1943-0655A highly secure and reliable optical orthogonal frequency division multiplexing passive optical network (OFDM-PON) based on the chaos encryption inside polar code scheme is proposed. The 3-dimensional Chua's circuit model is adopted to realize chaotic encryption during polar encoding with low complexity. The three chaotic sequences generated by Chua's circuit model are used to encrypt information index bit matrix, frozen bits (during polar encoding) and subcarrier sequence, respectively. The BER and security performance of the optical transmission system are enhanced by our method. A 70 Gb/s polar encoded encrypted 16 quadrature amplitude modulation OFDM signal transmission over a 2 km seven-core fiber is further experimentally demonstrated. The experimental results show that the polar encoded encrypted 16 QAM-OFDM obtains a 2.1 dB gain in receiver sensitivity at a BER of 10<sup>−3</sup> under the same bit rate compared to the normal 16 QAM-OFDM without FEC. Moreover, the key space of the proposed scheme is 10<sup>84</sup>, which is large enough to guard against any malicious attacks from illegal ONUs effectively. The combined superiority of BER and security performance enable such OFDM-PON based on chaos encryption inside polar code, to have a high prospect of application in low-cost and reliable optical access system.Yu BaiBo LiuJianxin RenYaya MaoZhipeng QiShuaidong ChenXiumin SongSuiyao ZhuLingzhi YuanShun HanRahat UllahIEEEarticleChaos encryption inside polar codeOFDM-PONseven-core fiberChua's circuit modelApplied optics. PhotonicsTA1501-1820Optics. LightQC350-467ENIEEE Photonics Journal, Vol 14, Iss 1, Pp 1-6 (2022)
institution	DOAJ
collection	DOAJ
language	EN
topic	Chaos encryption inside polar code OFDM-PON seven-core fiber Chua's circuit model Applied optics. Photonics TA1501-1820 Optics. Light QC350-467
spellingShingle	Chaos encryption inside polar code OFDM-PON seven-core fiber Chua's circuit model Applied optics. Photonics TA1501-1820 Optics. Light QC350-467 Yu Bai Bo Liu Jianxin Ren Yaya Mao Zhipeng Qi Shuaidong Chen Xiumin Song Suiyao Zhu Lingzhi Yuan Shun Han Rahat Ullah Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
description	A highly secure and reliable optical orthogonal frequency division multiplexing passive optical network (OFDM-PON) based on the chaos encryption inside polar code scheme is proposed. The 3-dimensional Chua's circuit model is adopted to realize chaotic encryption during polar encoding with low complexity. The three chaotic sequences generated by Chua's circuit model are used to encrypt information index bit matrix, frozen bits (during polar encoding) and subcarrier sequence, respectively. The BER and security performance of the optical transmission system are enhanced by our method. A 70 Gb/s polar encoded encrypted 16 quadrature amplitude modulation OFDM signal transmission over a 2 km seven-core fiber is further experimentally demonstrated. The experimental results show that the polar encoded encrypted 16 QAM-OFDM obtains a 2.1 dB gain in receiver sensitivity at a BER of 10<sup>−3</sup> under the same bit rate compared to the normal 16 QAM-OFDM without FEC. Moreover, the key space of the proposed scheme is 10<sup>84</sup>, which is large enough to guard against any malicious attacks from illegal ONUs effectively. The combined superiority of BER and security performance enable such OFDM-PON based on chaos encryption inside polar code, to have a high prospect of application in low-cost and reliable optical access system.
format	article
author	Yu Bai Bo Liu Jianxin Ren Yaya Mao Zhipeng Qi Shuaidong Chen Xiumin Song Suiyao Zhu Lingzhi Yuan Shun Han Rahat Ullah
author_facet	Yu Bai Bo Liu Jianxin Ren Yaya Mao Zhipeng Qi Shuaidong Chen Xiumin Song Suiyao Zhu Lingzhi Yuan Shun Han Rahat Ullah
author_sort	Yu Bai
title	Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
title_short	Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
title_full	Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
title_fullStr	Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
title_full_unstemmed	Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code
title_sort	highly secure and reliable 7-core fiber optical ofdm access system based on chaos encryption inside polar code
publisher	IEEE
publishDate	2022
url	https://doaj.org/article/1b74cfe405124024b58f92f9d17d84cf
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Highly Secure and Reliable 7-Core Fiber Optical OFDM Access System Based on Chaos Encryption Inside Polar Code

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