It's all much more straightforward than Advanced Security was in CF4 and 5. Plus, it extends greatly what Basic Security offered in those releases.
Plus, beware that if you had setting for Basic Security in CF4 or 5, those are NOT automatically migrated into the new security controls in CFMX. You have to create the controls anew in CFMX. The articles fully explain how to understand and setup these new features.
The articles titles are:
- ColdFusion Security, Part One: Understanding Sandbox/Resource Security, at http://www.macromedia.com/desdev/security/articles/sandbox_01.html
- ColdFusion Security, Part Two: Sandbox/Resource Basics, at http://www.macromedia.com/desdev/security/articles/sandbox_02.html