A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics

A number of key agreement schemes based on wireless channel characteristics have been proposed recently. However, previous key agreement schemes require that two nodes which need to agree on a key are within the communication range of each other. Hence, they are not suitable for multihop wireless ne...

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Main Authors: Zhuo Hao, Sheng Zhong, Nenghai Yu
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/935604
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author Zhuo Hao
Sheng Zhong
Nenghai Yu
author_facet Zhuo Hao
Sheng Zhong
Nenghai Yu
author_sort Zhuo Hao
collection DOAJ
description A number of key agreement schemes based on wireless channel characteristics have been proposed recently. However, previous key agreement schemes require that two nodes which need to agree on a key are within the communication range of each other. Hence, they are not suitable for multihop wireless networks, in which nodes do not always have direct connections with each other. In this paper, we first propose a basic multihop key agreement scheme for wireless ad hoc networks. The proposed basic scheme is resistant to external eavesdroppers. Nevertheless, this basic scheme is not secure when there exist internal eavesdroppers or Man-in-the-Middle (MITM) adversaries. In order to cope with these adversaries, we propose an improved multihop key agreement scheme. We show that the improved scheme is secure against internal eavesdroppers and MITM adversaries in a single path. Both performance analysis and simulation results demonstrate that the improved scheme is efficient. Consequently, the improved key agreement scheme is suitable for multihop wireless ad hoc networks.
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issn 1537-744X
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publishDate 2013-01-01
publisher Wiley
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series The Scientific World Journal
spelling doaj-art-e524286ad17a45768a1234a6d2f05a092025-02-03T01:27:29ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/935604935604A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel CharacteristicsZhuo Hao0Sheng Zhong1Nenghai Yu2MicroStrategy, Hangzhou, ChinaState Key Laboratory of Novel Software Technology, Nanjing University, Nanjing 210023, ChinaDepartment of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230027, ChinaA number of key agreement schemes based on wireless channel characteristics have been proposed recently. However, previous key agreement schemes require that two nodes which need to agree on a key are within the communication range of each other. Hence, they are not suitable for multihop wireless networks, in which nodes do not always have direct connections with each other. In this paper, we first propose a basic multihop key agreement scheme for wireless ad hoc networks. The proposed basic scheme is resistant to external eavesdroppers. Nevertheless, this basic scheme is not secure when there exist internal eavesdroppers or Man-in-the-Middle (MITM) adversaries. In order to cope with these adversaries, we propose an improved multihop key agreement scheme. We show that the improved scheme is secure against internal eavesdroppers and MITM adversaries in a single path. Both performance analysis and simulation results demonstrate that the improved scheme is efficient. Consequently, the improved key agreement scheme is suitable for multihop wireless ad hoc networks.http://dx.doi.org/10.1155/2013/935604
spellingShingle Zhuo Hao
Sheng Zhong
Nenghai Yu
A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
The Scientific World Journal
title A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
title_full A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
title_fullStr A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
title_full_unstemmed A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
title_short A Multihop Key Agreement Scheme for Wireless Ad Hoc Networks Based on Channel Characteristics
title_sort multihop key agreement scheme for wireless ad hoc networks based on channel characteristics
url http://dx.doi.org/10.1155/2013/935604
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AT shengzhong amultihopkeyagreementschemeforwirelessadhocnetworksbasedonchannelcharacteristics
AT nenghaiyu amultihopkeyagreementschemeforwirelessadhocnetworksbasedonchannelcharacteristics
AT zhuohao multihopkeyagreementschemeforwirelessadhocnetworksbasedonchannelcharacteristics
AT shengzhong multihopkeyagreementschemeforwirelessadhocnetworksbasedonchannelcharacteristics
AT nenghaiyu multihopkeyagreementschemeforwirelessadhocnetworksbasedonchannelcharacteristics