This little book shall help you to understand the various elements
of SAP [1]® security and their interaction.
Hope you enjouy reading it as much as I have enjoyed writing it.
As I will probably add more chapters over time, 
I decided to go with this e-book version.
In the available 5 chapters you can read about the following:

1. Introduction to the general authorization concept of SAP®
2. Detail view: Components of the authorization concept  
3. Basic mode of operations
4. Evaluation tools
5. How to

publish: e-book, online
www.mariewagener.de
Covergraphic: Dirk Kirchner

Go to download area. [2]