We want to use Active Directory with Survey Project and can see by a couple of your threads that it is possible

http://www.surveyproject.org/Forums/tabid/107/forumid/-1/postid/97/scope/posts/language/nl-nl/Default.aspx and

http://survey.codeplex.com/discussions/438821

Please can you let me know how AD integration can be coded as I cannot find it in your forums?

Thanks