http://stackoverflow.com/questions/5673283/wcf-transport-vs-message
http://social.technet.microsoft.com/wiki/contents/articles/1122.whats-the-difference-between-transport-and-message-security-in-wcf.aspx
WCF transport-and-message-security
原文：http://www.cnblogs.com/WCFGROUP/p/4722578.html