单报数据加密，在文件传输时对数据报进行加密本程序为服务器端程序。

主要是实现数据加密与解密。可使用MD5算法对密码进行加密、对数据报进行加密保障通信的安全、对文档进行加密和加密-Mainly for data encryption and decryption. Can use the MD5 algorithm to encrypt passwords, data encryption to protect communications reported the safety of the document encryption and encryption

对数据报进行加密保障通信安全 Encrypt the data reported to protect communication security-Encrypt the data reported to protect communication security