http://weblogs.asp.net/avnerk/archive/2004/06/30/170127.aspxImpersonating a user in .NET isn't quite as simple as it could be. It's really easy if you you already have a WindowsIdentity or WindowsPrincipal in hand, but to get a handle on an arbitrary user you have to resort to P/Invoking the LogonUser and DuplicateTokenenCommunityServer 2007 SP1 (Build: 20510.895)http://weblogs.asp.net/avnerk/archive/2004/06/30/170127.aspx#232978Wed, 22 Sep 2004 11:39:00 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:232978TrackBackTrackBack<img src="http://weblogs.asp.net/aggbug.aspx?PostID=232978" width="1" height="1">http://weblogs.asp.net/avnerk/archive/2004/06/30/170127.aspx#232968Wed, 22 Sep 2004 11:18:00 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:232968TrackBackTrackBack<img src="http://weblogs.asp.net/aggbug.aspx?PostID=232968" width="1" height="1">