The Ubuntu operating system must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.

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The Ubuntu operating system must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-75503	UBTU-16-010370	SV-90183r1_rule		High

Description
Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The Ubuntu operating system must implement cryptographic modules adhering to the higher standards approved by the federal government since this provides assurance they have been tested and validated. Satisfies: SRG-OS-000396-GPOS-00176, SRG-OS-000478-GPOS-00223

STIG	Date
Canonical Ubuntu 16.04 LTS Security Technical Implementation Guide	2018-07-18

Details

Check Text ( C-75207r1_chk )
Verify the system is configured to run in FIPS mode. Check that the system is configured to run in FIPS mode with the following command: # grep -i 1 /proc/sys/crypto/fips_enabled 1 If a value of "1" is not returned, this is a finding.

Fix Text (F-82131r1_fix)
Configure the system to run in FIPS mode. Add "fips=1" to the kernel parameter during the Ubuntu operating systems install. Enabling a FIPS mode on a pre-existing system involves a number of modifications to the Ubuntu operating system. Refer to the Ubuntu Server 16.04 FIPS 140-2 security policy document for instructions.