Determining members of local groups via C#

Question

I wondered whether anybody knows how to obtain membership of local groups on a remote server programmatically via C#. Would this require administrator permissions? And if so

Answer 1

I asked a similar question, and ended up writing an answer which used WMI to enum the group members. I had real problems with authentication in the system.directoryservices.accountmanagement stuff. YMMV, of course.