Feasibility of QKD over FSO Link

Due to the advancements in the field of quantum computing and possible compromise of existing key-exchange algorithms, it is essential to explore performance and efficiency of new key-exchange techniques, such as Quantum Key Distribution (QKD). QKD is possible over fiber cable and Free Space Opt...

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Main Authors:	Husagić-Selman, Alma, Al-Khateeb, Wajdi Fawzi Mohammed, Saharudin, Shuhairi
Format:	Conference or Workshop Item
Language:	English
Published:	2012
Subjects:	TK7885 Computer engineering
Online Access:	http://irep.iium.edu.my/29006/ http://irep.iium.edu.my/29006/ http://irep.iium.edu.my/29006/1/Feasibility_of_QKD_over_FSO_Link.pdf

id	iium-29006
recordtype	eprints
spelling	iium-290062013-02-15T00:18:03Z http://irep.iium.edu.my/29006/ Feasibility of QKD over FSO Link Husagić-Selman, Alma Al-Khateeb, Wajdi Fawzi Mohammed Saharudin, Shuhairi TK7885 Computer engineering Due to the advancements in the field of quantum computing and possible compromise of existing key-exchange algorithms, it is essential to explore performance and efficiency of new key-exchange techniques, such as Quantum Key Distribution (QKD). QKD is possible over fiber cable and Free Space Optical (FSO) links. Fiber based QKD may be used if direct line of sight link is not possible, but it brings along many problems related to material properties of fiber cable and detector limitations. It is therefore more convenient to use free-space based QKD whenever physically possible. Furthermore, FSO links can be satellite-supported in order to generate worldwide distribution of quantum keys. The FSO however greatly depends on weather conditions and link length, thus it is very important to evaluate these effects on the size of quantum key. In this paper, simulation-based evaluation of FSO QKD is done given tropical weather conditions specific for Malaysia. The paper discusses how different factors, such as link distance, weather, beam intensity and transceivers setup, influence key size when BB84 QKD protocol is used. For each weather condition specific for Malaysia key size was obtained, and the percentage of the received key compared to the total generated key is calculated. The results show the size of the final encryption key after being transmitted over FSO channel influenced by various weather conditions, which implies that it is possible to use FSO based QKD in Malaysia successfully. 2012 Conference or Workshop Item PeerReviewed application/pdf en http://irep.iium.edu.my/29006/1/Feasibility_of_QKD_over_FSO_Link.pdf Husagić-Selman, Alma and Al-Khateeb, Wajdi Fawzi Mohammed and Saharudin, Shuhairi (2012) Feasibility of QKD over FSO Link. In: International Conference on Computer and Communication Engineering (ICCCE 2012), 3-5 July 2012, Seri Pacific Hotel Kuala Lumpur. http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=06271212
repository_type	Digital Repository
institution_category	Local University
institution	International Islamic University Malaysia
building	IIUM Repository
collection	Online Access
language	English
topic	TK7885 Computer engineering
spellingShingle	TK7885 Computer engineering Husagić-Selman, Alma Al-Khateeb, Wajdi Fawzi Mohammed Saharudin, Shuhairi Feasibility of QKD over FSO Link
description	Due to the advancements in the field of quantum computing and possible compromise of existing key-exchange algorithms, it is essential to explore performance and efficiency of new key-exchange techniques, such as Quantum Key Distribution (QKD). QKD is possible over fiber cable and Free Space Optical (FSO) links. Fiber based QKD may be used if direct line of sight link is not possible, but it brings along many problems related to material properties of fiber cable and detector limitations. It is therefore more convenient to use free-space based QKD whenever physically possible. Furthermore, FSO links can be satellite-supported in order to generate worldwide distribution of quantum keys. The FSO however greatly depends on weather conditions and link length, thus it is very important to evaluate these effects on the size of quantum key. In this paper, simulation-based evaluation of FSO QKD is done given tropical weather conditions specific for Malaysia. The paper discusses how different factors, such as link distance, weather, beam intensity and transceivers setup, influence key size when BB84 QKD protocol is used. For each weather condition specific for Malaysia key size was obtained, and the percentage of the received key compared to the total generated key is calculated. The results show the size of the final encryption key after being transmitted over FSO channel influenced by various weather conditions, which implies that it is possible to use FSO based QKD in Malaysia successfully.
format	Conference or Workshop Item
author	Husagić-Selman, Alma Al-Khateeb, Wajdi Fawzi Mohammed Saharudin, Shuhairi
author_facet	Husagić-Selman, Alma Al-Khateeb, Wajdi Fawzi Mohammed Saharudin, Shuhairi
author_sort	Husagić-Selman, Alma
title	Feasibility of QKD over FSO Link
title_short	Feasibility of QKD over FSO Link
title_full	Feasibility of QKD over FSO Link
title_fullStr	Feasibility of QKD over FSO Link
title_full_unstemmed	Feasibility of QKD over FSO Link
title_sort	feasibility of qkd over fso link
publishDate	2012
url	http://irep.iium.edu.my/29006/ http://irep.iium.edu.my/29006/ http://irep.iium.edu.my/29006/1/Feasibility_of_QKD_over_FSO_Link.pdf
first_indexed	2023-09-18T20:42:36Z
last_indexed	2023-09-18T20:42:36Z
_version_	1777409464728551424

Feasibility of QKD over FSO Link

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