A Simulative Comparison of BB84 Protocol with its Improved Version

Public key cryptosystems can well become void with the advent of incredibly high performance quantum computers. The underlying principles of these computers themselves, namely quantum mechanics, provide the solution to the key distribution problem. This paper explains how cryptography will be benefi...

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Main Authors: Mohsen Sharifi, Hooshang Azizi
Format: Article
Language:English
Published: Postgraduate Office, School of Computer Science, Universidad Nacional de La Plata 2007-10-01
Series:Journal of Computer Science and Technology
Subjects:
Online Access:https://journal.info.unlp.edu.ar/JCST/article/view/772
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author Mohsen Sharifi
Hooshang Azizi
author_facet Mohsen Sharifi
Hooshang Azizi
author_sort Mohsen Sharifi
collection DOAJ
description Public key cryptosystems can well become void with the advent of incredibly high performance quantum computers. The underlying principles of these computers themselves, namely quantum mechanics, provide the solution to the key distribution problem. This paper explains how cryptography will be benefited from quantum mechanics, through a short introduction to classical cryptography, and the general principles of quantum cryptography and the BB84 protocol for key distribution. Then we review a modification to the BB84 protocol that is logically claimed to increase its efficiency. We then validate this claim by presenting our simulation results for BB84 and its improved protocols and show that the efficiency of the improved protocol could be doubled without undermining the security level of BB84 protocol.
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spelling doaj.art-c1bc212c963b4b3b90c419e42aaae9482022-12-21T22:26:01ZengPostgraduate Office, School of Computer Science, Universidad Nacional de La PlataJournal of Computer Science and Technology1666-60461666-60382007-10-01703204208466A Simulative Comparison of BB84 Protocol with its Improved VersionMohsen Sharifi0Hooshang Azizi1Computer Engineering Department, Iran University of Science and Technology, Tehran, IranComputer Engineering Department, Iran University of Science and Technology, Tehran, IranPublic key cryptosystems can well become void with the advent of incredibly high performance quantum computers. The underlying principles of these computers themselves, namely quantum mechanics, provide the solution to the key distribution problem. This paper explains how cryptography will be benefited from quantum mechanics, through a short introduction to classical cryptography, and the general principles of quantum cryptography and the BB84 protocol for key distribution. Then we review a modification to the BB84 protocol that is logically claimed to increase its efficiency. We then validate this claim by presenting our simulation results for BB84 and its improved protocols and show that the efficiency of the improved protocol could be doubled without undermining the security level of BB84 protocol.https://journal.info.unlp.edu.ar/JCST/article/view/772cryptographybb84 protocolquantum cryptographyquantum key distribution
spellingShingle Mohsen Sharifi
Hooshang Azizi
A Simulative Comparison of BB84 Protocol with its Improved Version
Journal of Computer Science and Technology
cryptography
bb84 protocol
quantum cryptography
quantum key distribution
title A Simulative Comparison of BB84 Protocol with its Improved Version
title_full A Simulative Comparison of BB84 Protocol with its Improved Version
title_fullStr A Simulative Comparison of BB84 Protocol with its Improved Version
title_full_unstemmed A Simulative Comparison of BB84 Protocol with its Improved Version
title_short A Simulative Comparison of BB84 Protocol with its Improved Version
title_sort simulative comparison of bb84 protocol with its improved version
topic cryptography
bb84 protocol
quantum cryptography
quantum key distribution
url https://journal.info.unlp.edu.ar/JCST/article/view/772
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