EAP-Kerberos: A Low Latency EAP Authentication Method for Faster Handoffs in Wireless Access Networks

Saber ZRELLI
Nobuo OKABE
Yoichi SHINODA

Publication
IEICE TRANSACTIONS on Information and Systems   Vol.E95-D    No.2    pp.490-502
Publication Date: 2012/02/01
Online ISSN: 1745-1361
DOI: 10.1587/transinf.E95.D.490
Print ISSN: 0916-8532
Type of Manuscript: Special Section PAPER (Special Section on Architectures, Protocols, and Applications for the Future Internet)
Category: 
Keyword: 
wireless,  authentication,  handoff,  performance,  

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Summary: 
The wireless medium is a key technology for enabling ubiquitous and continuous network connectivity. It is becoming more and more important in our daily life especially with the increasing adoption of networking technologies in many fields such as medical care and transportation systems. Although most wireless technologies nowadays provide satisfying bandwidth and higher speeds, several of these technologies still lack improvements with regard to handoff performance. In this paper, we focus on wireless network technologies that rely on the Extensible Authentication Protocol for mutual authentication between the station and the access network. Such technologies include local area wireless networks (IEEE 802.11) as well as broadband wireless networks (IEEE 802.16). We present a new EAP authentication method based on a three party authentication scheme, namely Kerberos, that considerably shortens handoff delays. Compared to other methods, the proposed method has the advantage of not requiring any changes on the access points, making it readily deployable at reasonable costs.


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