目录邮件发送编程是一个邮件发动程序，能够设定smtp的验证，同时也能够发送附件，还能够设定各种编码以及数据加密-catalog mail is an e-mail program launched procedures to set smtp certification, but also to send attachments, but can also set various codes and data encryption

发送E-mail时用的BASE64编码- Transmits when E-mail uses BASE64 codes

security email project codes for Coldfire MCF51CN