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.
分析在计算机信息安全工作中,在大量信息共础上,选择特定重要信息,进行加密和解密可逆方法.举简单加密程序和解密程序,最后探讨了加密应用操作.