In SNA products, a key used to encipher operational keys that are to is used at a node.

系统网络体系结构(sna)产品中,对将要某个网点上使用的操作标密的一种(也称标,也就是密钥)。

The text discusses computer's principle and method of special information encipher and decipher. The text indicates program example of encipher and decipher and its actual application.

分算机信息安全工作中,大量信息共享的基础上,选择特定重要的信息,密和解密的可逆方法.举出简单的密程序和解密程序,最后探讨了密应用操作的技巧.