By default, WCF uses Windows to validate username / password. We can customize this process as well. This post will describe how to to authenticate a client, then authorize its behavior.

This post is about Messaging Patterns provided by WCF that I have learnt. It includes one-way, request/reply, streaming, and duplex communication.

This post will drive you to create WCF Data Service and how to use it in your client application. A Windows Console application will be created to comsume the service by using its proxy. For Web application, it can be called by activating URL with HTTP method.