We have a application written in .NET 1.1. Our application is Windows based client communicates with middle tier web service which are also written in .NET 1.1. Now, we want to migrate this to .NET 2.0/3.5. Out IDE will be VS2008. Our application tier web service uses WSE2.0 SoapInputFilter to implement a Custom Security Input Filter to validate the user id/password. Windows Client is totally not aware of the WSE2.0 implementation at the server side. It's being used in the server side only. We have overriden the ProcessMessage method which calls one more method to validate the user.
Following is the code structure for Custom Security Filter class. What is the equivalent feature that I need to take when we migrate this to WCF without impacting much in the overall application?
using Microsoft.Web ...
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