Download CIS Oracle Database 12c Benchmark, This document is intended to deal with the suggested security settings for Oracle database 12c. This guide was tested against Oracle database 12c installed without pluggable database support running on a Windows Server 2012 R2 instance as a stand-alone system, and running on an Oracle linux 7 instance conjointly as a stand-alone system. Download the pdf from below to explore all contents and start learning.