Security of group key exchange protocols with different passwords

Password-based authenticated group key exchange protocols allow group users to jointly share a session key based on a human-memorizable password. In this paper, we present an undetectable online dictionary attack on N-EKE-D, a recent provably secure protocol designed to explicitly resist this type o...

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Bibliographic Details
Main Author: Raphael C.-W. Phan
Format: Default Conference proceeding
Published: 2009
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