Exception is used as a mechanism to report issue by an application. In WCF webservice implementation, an application may throw exception which will be wrapped with Fault and sends over to the client. However, if an application chooses to return Exception...

Fault is generally used as a way for webservices to report rich error information to clients who perform webservice call (think .Net exception). WCF has a rich support for webservice to provide fault information. 1) Throw typical exception 2) Throw...

While testing the Duplex Channel with Callback implementation, I found out how the fault or various exceptions on the callback would affect the Duplex channel state. 1) Callback implementation received a message with an invalid or an unexpected action...

Today, I ran into an interesting issue. One of our customers was using the .Net Remoting IPC client in the asp.net application communicating with a local service. The asp.net application was configured with impersonation. The IPC client was simply making...

Overview Microsoft Silverlight provides a rich platform to write internet applications. One of its key features is to enable the applications to communicate with the web services. Microsoft Silverlight Beta1 version was equipped with the web service...

WCF security provides confidentiality and integrity for message exchanges. We support both symmetric and asymmetric cryptography implementation. In this blog, I like to discuss WCF security using X509 (asymmetric) specifically. By the end of this blog...