Recently had a requirement to connect to a web service that implements WS-Security over SSL using WCF. My web service calls were failing but I couldn't work out why. This old article (from 2007) on Rick Strahl's blog was very helpful in outlining the steps required to get tracing working in this situation:
http://www.west-wind.com/weblog/posts/2007/Dec/09/Tracing-WCF-Messages
