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» Modeling insider attacks on group key-exchange protocols
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ACNS
2009
Springer
168views Cryptology» more  ACNS 2009»
14 years 2 months ago
Session-state Reveal Is Stronger Than Ephemeral Key Reveal: Attacking the NAXOS Authenticated Key Exchange Protocol
Abstract. In the paper “Stronger Security of Authenticated Key Exchange” [1,2], a new security model for authenticated key exchange protocols (eCK) is proposed. The new model i...
Cas J. F. Cremers
ASIACRYPT
2006
Springer
13 years 11 months ago
A Scalable Password-Based Group Key Exchange Protocol in the Standard Model
This paper presents a secure constant-round password-based group key exchange protocol in the common reference string model. Our protocol is based on the group key exchange protoco...
Michel Abdalla, David Pointcheval
IWSEC
2007
Springer
14 years 1 months ago
On Security Models and Compilers for Group Key Exchange Protocols
Emmanuel Bresson, Mark Manulis, Jörg Schwenk
CRYPTO
2003
Springer
96views Cryptology» more  CRYPTO 2003»
14 years 22 days ago
Scalable Protocols for Authenticated Group Key Exchange
We consider the fundamental problem of authenticated group key exchange among n parties within a larger and insecure public network. A number of solutions to this problem have bee...
Jonathan Katz, Moti Yung
ACNS
2009
Springer
142views Cryptology» more  ACNS 2009»
14 years 2 months ago
Group Key Exchange Enabling On-Demand Derivation of Peer-to-Peer Keys
We enrich the classical notion of group key exchange (GKE) protocols by a new property that allows each pair of users to derive an independent peer-to-peer (p2p) key on-demand and ...
Mark Manulis