Introduction Our results Conclusion
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- authenticated key
- constant-round protocols
- can eavesdrop
- active adversary
- dictionary attack
- lee-hwang-lee
- asymmetric authentication
- based group
Introduction
Our results
Conclusion
Password-based Group Key Exchange in a
Constant Number of Rounds
M. Abdalla, E. Bresson, O. Chevassut and D. Pointcheval
ENS and CELAR and LBNL and ENS
thApril 26 , 2006
M. Abdalla, E. Bresson, O. Chevassut and D. Pointcheval Password-based GKE in Constant Rounds
Introduction
Our results
Conclusion
1 Introduction
Authenticated Key Exchange
Dictionary attacks
Related work
2 Our results
Dictionary attack on Dutta-Barua
Key recovery attack on Lee-Hwang-Lee
Our repaired protocol
3 Conclusion
M. Abdalla, E. Bresson, O. Chevassut and D. Pointcheval Password-based GKE in Constant Rounds
