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

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

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

For Ubuntu Linux 20.04 (CIS Ubuntu Linux 20.04 LTS Benchmark version 1.1.0)

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

Join the Ubuntu Linux community Arrow

Other CIS Benchmark versions:

For Ubuntu Linux (CIS Ubuntu Linux 14.04 LTS Benchmark version 2.1.0)

Complete CIS Benchmark Archive Arrow

Want to skip most manual steps?

Arrow Use a CIS Hardened Image

Buy Per Server Hour

CIS Hardened Image available for Benchmark version 1.0.0

Arrow Assess and/or remediate

Only Available to CIS SecureSuite Members

Build Kit available for Benchmark version 1.0.0

CIS-CAT Pro is included with membership and can automatically test for compliance and remediate with this benchmark.

Ubuntu Linux is in CIS-CAT Lite edition too
Try CIS-CAT Lite for free Arrow

Arrow CIS Covers Other Server Technologies

See the full list

Information Hub : CIS Ubuntu Linux Benchmarks

CONTROL: 1 --- ADVISORY CONTROL: 0
Pencil Blog post • 30 Jul 2021
CONTROL: 2 --- ADVISORY CONTROL: 0
Pencil Blog post • 29 Jul 2021
CONTROL: 3 --- ADVISORY CONTROL: 0
Pencil Blog post • 28 Jul 2021
CONTROL: 4 --- ADVISORY CONTROL: 0