DotNetNuke 4 Custom Authentication / Single Sign On

Updated on 8/12/2008 — It has come to my attention this solution stopped working with DotNetNuke 4.8. I believe it should work with 4.5 – 4.7. I don’t work with DNN anymore so I probably can’t be very helpful, but if someone else has written a newer post on the topic, I’d be happy to link there.

—

So I’ve been working with DotNetNuke as our portal solution at work. My first task was to plug in to the authentication scheme to make it use our existing user database. This seems like a simple request, and in the end it was.

My big problem was the lack of documentation. First of all there is very little experience out there with DNN4. Secondly, the other providers of SSO are either commercial or very confusing, especially for a Java-turned-C# developer like myself. So I thought I’d lay it out, because it’s not very hard.
Read the rest of this entry »