Improvement of Needham-Schroeder Protocol with Shared Keys
Dake He · Jisuanji gongcheng · 2006
This paper researches on Needham-Schroeder protocol with shared keys.It points out bugs and leaks that the protocol exists,and provids a kind of method to attack the protocol.Needham and Schroeder have revised the primitive protocol,but the amended protocol still has a leak.Some other scholars have revised this protocol too,but the amended protocol still is unsatisfactory.In allusion to bugs and leaks existing to the primitive protocol,the paper carries on corresponding modification,and analyses the amended protocol with BAN logic.It indicates that the amended protocol can reach the goal of the protocol.