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» Modular Security Proofs for Key Agreement Protocols
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DCC
2008
IEEE
14 years 4 months ago
Obtaining a secure and efficient key agreement protocol from (H)MQV and NAXOS
LaMacchia, Lauter and Mityagin recently presented a strong security definition for authenticated key agreement strengthening the well-known Canetti-Krawczyk definition. They also ...
Berkant Ustaoglu
SCN
2010
Springer
138views Communications» more  SCN 2010»
13 years 3 months ago
A Security Enhancement and Proof for Authentication and Key Agreement (AKA)
In this work, we consider Authentication and Key Agreement (AKA), a popular client-server Key Exchange (KE) protocol, commonly used in wireless standards (e.g., UMTS), and widely c...
Vladimir Kolesnikov
IACR
2011
207views more  IACR 2011»
12 years 4 months ago
Cryptanalysis and Security Enhancement of an Advanced Authentication Scheme using Smart Cards, and a Key Agreement Scheme for Tw
Abstract—In this work we consider two protocols for performing cryptanalysis and security enhancement. The first one by Song, is a password authentication scheme based on smart ...
Swapnoneel Roy, Amlan K. Das, Yu Li
AFRICACRYPT
2009
Springer
13 years 11 months ago
Security Analysis of Standard Authentication and Key Agreement Protocols Utilising Timestamps
We propose a generic modelling technique that can be used to extend existing frameworks for theoretical security analysis in order to capture the use of timestamps. We apply this t...
Manuel Barbosa, Pooya Farshim
ASIACRYPT
2000
Springer
13 years 8 months ago
Round-Efficient Conference Key Agreement Protocols with Provable Security
A conference key protocol allows a group of participants to establish a secret communication (conference) key so that all their communications thereafter are protected by the key. ...
Wen-Guey Tzeng, Zhi-Jia Tzeng