Security Condition for Exact Localization in Wireless Ad Hoc Networks

Jin Seok KIM, Dae Hyun YUM, Sung Je HONG, Jong KIM, Pil Joong LEE

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Summary :

As deployment of wireless ad hoc networks for location-based services increases, accurate localization of mobile nodes is becoming more important. Localization of a mobile node is achieved by estimating its distances from a group of anchor nodes. If some anchors are malicious and colluding, localization accuracy cannot be guaranteed. In this article, we present the security conditions for exact localization in the presence of colluding malicious anchors. We first derive the minimum number of truthful anchors that are required for exact localization in 2-D Euclidean space where some anchors may be collinear. Second, we extend our security condition to 3-D localization where some anchors may be coplanar.

Publication
IEICE TRANSACTIONS on Communications Vol.E95-B No.7 pp.2459-2462
Publication Date
2012/07/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.E95.B.2459
Type of Manuscript
LETTER
Category
Network

Authors

Keyword

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