该系统同样是在MFC的框架上进行编写。系统实现过程如下：用POP3协议完成邮件接收，用SMTP协议完成邮件的发送，并且对原文内容进行AES加密。然后对AES的密钥进行RSA加密，并将加密后的AES密钥随邮件的正文一起发送给接收方。而接收方在收到邮件之后，首先还原出AES密钥，接着对邮件的内容进行解密，还原出邮件正文。-The system is also in preparation on the MFC framework. System implementation process is a

邮件发送、接收、回复及转发,本人是从网上找资料，经过精心修改-E-mail to send, receive, reply and forward, I am looking for information from the Internet, carefully modify