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XCCDF
Guide to the Secure Configuration of Oracle Linux 9
System Settings
Installing and Maintaining Software
System and Software Integrity
Endpoint Protection Software
Install Intrusion Detection Software
Install Intrusion Detection Software
An XCCDF Rule
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Profiles
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Install Intrusion Detection Software
High Severity
The base Oracle Linux 9 platform already includes a sophisticated auditing system that can detect intruder activity, as well as SELinux, which provides host-based intrusion prevention capabilities by confining privileged programs and user sessions which may become compromised.