A Verification System Based on SMTP Server
LI Da-yong · Journal of Inner Mongolia University · 2007
The security limitations of SMTP protocol are introduced.Some weaknesses which can be used by spam-makers are discussed.An improved SMTP protocol based on the existing e-mail server is proposed,which can verify the original e-mail sender.The principle and the implementation of the improved SMTP protocol are detailed.The effect of controlling spam is discussed.