For more information, see the following resources:
For a printable checklist, see "Checklist: Securing Enterprise Services" in the "Checklists" section of this guide.
For information on authentication, authorization and secure communication for Enterprise Services see "Enterprise Services Security" in "Microsoft patterns & practices Volume I, Building Secure ASP.NET Applications: Authentication, Authorization, and Secure Communication" at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnnetsec/html/SecNetch09.asp.
For frequently asked questions regarding Enterprise Services, see "Enterprise Services FAQ" at http://www.gotdotnet.com/team/xmlentsvcs/esfaq.aspx.
For background on Enterprise Services, see MSDN article, "Understanding Enterprise Services (COM+) in .NET," at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dndotnet/html/entserv.asp.