Securing CentOS Linux

An objective, consensus-driven security guideline for the CentOS Linux Operating Systems.

A step-by-step checklist to secure CentOS Linux:

Download Latest CIS Benchmark Free to Everyone
For CentOS Linux 7 (CIS CentOS Linux 7 Benchmark version 2.1.1)

CIS has worked with the community since 2013 to publish a benchmark for CentOS Linux.

Other CIS Benchmark versions:

For CentOS Linux (CIS CentOS Linux 8 Benchmark version 2.0.0)
Complete CIS Benchmark Archive

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Use a CIS Hardened Image Buy Per Server Hour
CIS Hardened Image available for Benchmark version 3.1.2
Assess and/or remediate Only Available to CIS SecureSuite Members
Build Kit available for Benchmark version 3.0.0
CIS-CAT Pro is included with membership and can automatically test for compliance and remediate with this benchmark.

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