I recently started working with SharePoint 2007 and needed to create a WebPart to allow Single Sign on functionality for various older ASP.Net application. With some help from both Zlatan Dzinic and Steve Oberholzer I was able to build the control fairly quickly. I posted the process and sample code here to hopefully help others having to build WebParts. I am hoping to post some more SharePoint related articles shortly including how to add the assembly to SharePoint. In the meantime keep an eye on...