Security in SAP is controlled through authorization objects. The SAP Business Information Warehouse BIW, has a set of authorization objects specific to BW which control security in BW. Primarily there are two classes of authorization objects in SAP BIW. They are in the areas of BIW - reporting and BIW - administration. The BIW reporting authorization objects are used for field level security in BW reporting. The BW administration objects are used to secure administation functions in business information warehouse. Below are some of the authorization objects in the above two areas of BW security.

1. SAP Business Information Warehouse Reporting
- S_RS_COMP
- S_RS_COMP1
- S_RS_FOLD

2. SAP Business Information Warehouse Administration
- S_RS_ADMWB
- S_RS_IOBJ
- S_RS_ISOUR
- S_RS_ISRCM

Apart from the above two classes of authorization objects in SAP BW, there are a set of common authorization objects which are used in BW. These common authorization objects are required by all users as these auth_objects are checked in different areas. The common set of authorization objects used in SAP BIW include S_RS_ICUBE, S_RS_ODSO and S_RS_HIER. One key point to note is that BW reporting authorization objects for field level security are created as needed whereas the BW administration authorization objects are used across the module to secure admin functions. More on SAP BW authorizations coming soon.

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