ASP.NET - GET GROUP NAME FROM LDAP BASE ON LOGGED USER NAME.

public String GetGroupUserName(String UserName, String Password, String Domain)

{

        DirectoryEntry entry = new DirectoryEntry("LDAP://"+Domain, UserName, Password);

        DirectorySearcher search = new DirectorySearch();

        seach.SearchRoot=entry;

        search.Filter="(SAMAccountName="+UserName+")";

        search.PropertiesToLoad.Add("memberOf");

        try

        {

                SearchResult result=search.FindOne();

                int propertyCount=result.Properties["memberOf"].Count;

                string dn=String.Empty;

                for(int propertyCounter=0;propertyCounter

                {

                        dn=(string)result.Properties["memberOf"][propertyCounter];

                        dn=dn.Remove(dn.LastIndexOf(",OU="));

                        dn=dn.Replace("CN=","");

                }

                return dn;

        }

        catch(Exception ex)

        {

                throw ex;

        }

}