Database Security 
Make sure that you take all relevant security precautions for your Oracle database.
For more information on Oracle database security with your SAP system, see:
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NoteYou also need to take security precautions at operating system level. For more information, see:
SAP documentation on operating system security with the SAP system:
The documentation provided by your operating system vendor
For example, for more information about operating system security on Microsoft Windows, see:
End of the note.