一、引言由于计算机在各行各业的普遍应用,计算机之间的信息交换日益重要。一般的远程通讯中,使用公用电话网络作为通讯的基本手段。由于各种原因,通讯的双方都不希望信息被第三者获取,以求得保持机密,这使得数据的安全成为计算机数据传输中极为重要的问题.人们已对信息的加密进行了大量的研究,提出了许多密码方案。本文就计算机通讯中使 I. INTRODUCTION Due to the widespread application of computers in all walks of life, the exchange of information between computers is increasingly important. In general telecommunication, the public telephone network is used as the basic means of communication. For a variety of reasons, neither party to communications wants the information to be accessed by a third party in the hope of keeping it confidential, making data security an extremely important issue in the transmission of computer data. Much research has been conducted on the encryption of information , Proposed many password schemes. This article on the use of computer communications