The Computer Journal Advance Access originally published online on June 14, 2007
The Computer Journal 2007 50(5):589-590; doi:10.1093/comjnl/bxm024
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On The Security of a Group Key Agreement Protocol
Département d'Informatique, École Normale Supérieure 45 Rue d'Ulm, 75230 Paris Cedex 05, France
* Corresponding author: tang{at}di.ens.fr
Received 12 December 2006; revised 23 April 2007
In this paper the author shows that the group key agreement protocol proposed by Tseng suffers from a number of serious security vulnerabilities.
Key Words: group key agreement key authentication mobile network