An Improvement of Generalized Key Agreement and Password Authentication Protocol

The Internet has been population, which it was implement information technology, to every enterprize, also changed their contact mode of information flow style. Since public key conception was proposed, it had authentication function to secure while they are communication, and defense the data to leak based on stranger. In this article, we presented an improvement of generalized key agreement and password authentication protocol for multi-user, it avoid password guessing attack and reflection attack of impersonal goal. Users do not divulge their secret that still to authenticated owner each other.