December 2016
Intermediate to advanced
300 pages
6h 36m
English
Content preview from SELinux System Administration - Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 2. Understanding SELinux Decisions and Logging
Once SELinux is enabled on a system, it starts its access control functionality, as described in the previous chapter. This however might have some unknown side effects, so in this chapter, we will:
- Switch between SELinux in full-enforcement mode (resembling a host-based intrusion prevention system) versus its permissive, logging-only mode (resembling a host-based intrusion detection system)
- Use various methods to toggle the SELinux state (enabled or disabled, permissive or enforcing)
- Disable SELinux's enforcement for a single domain rather than the entire system
- Learn to interpret the SELinux log events that describe which activities SELinux has prevented
We will finish with an overview of common ...
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