Special Section on Information and Communication System Security
Cryptanalysis of Group Key Agreement Protocol Based on Chaotic Hash Function
2011 Volume E94.D Issue 11 Pages 2167-2170
Details
2011 Volume E94.D Issue 11 Pages 2167-2170
In 2010, Guo and Zhang proposed a group key agreement protocol based on the chaotic hash function. This letter points out that Guo-Zhang's protocol is still vulnerable to off-line password guessing attacks, stolen-verifier attacks and reflection attacks.
