http://msdnrss.thecoderblogs.com/2010/05/04/setting-up-sharepoint-2010-excel-services-to-get-external-data/
http://www.whatsthepointofsharing.com/2010/03/26/sharepoint-2010-claims-based-authentication-resources/
http://www.wictorwilen.se/Post/Deployment-and-security-options-of-custom-code-in-SharePoint-2010.aspx
Secure Store Service as Sharepoint 2010 SSO
http://mphacker.spaces.live.com/blog/cns!8040CC624DDC5404!862.entry
http://blogs.msdn.com/sridhara/archive/2010/01/07/setting-up-fba-claims-in-sharepoint-2010-with-active-directory-membership-provider.aspx