STIGQter: STIG Summary: Apple macOS 11 (Big Sur) Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 23 Apr 2021:

The macOS system must implement cryptographic mechanisms to protect the confidentiality and integrity of all information at rest.

DISA Rule

SV-230846r599842_rule

Vulnerability Number

V-230846

Group Title

SRG-OS-000185-GPOS-00079

Rule Version

APPL-11-005020

Severity

CAT II

CCI(s)

• CCI-001199 - The information system protects the confidentiality and/or integrity of organization-defined information at rest.
• CCI-002475 - The information system implements cryptographic mechanisms to prevent unauthorized modification of organization-defined information at rest on organization-defined information system components.
• CCI-002476 - The information system implements cryptographic mechanisms to prevent unauthorized disclosure of organization-defined information at rest on organization-defined information system components.

Weight

10

Fix Recommendation

Open System Preferences >> Security and Privacy and navigate to the "FileVault" tab. Use this panel to configure full-disk encryption.

Alternately, from the command line, run the following command to enable "FileVault":

/usr/bin/sudo /usr/bin/fdesetup enable

After "FileVault" is initially set up, additional users can be added.

Check Contents

Verify that "FileVault 2" is enabled by running the following command:

/usr/bin/fdesetup status

If "FileVault" is "Off" and the device is a mobile device or the organization has determined that the drive must encrypt data at rest, this is a finding.

Vulnerability Number

V-230846

Documentable

False

Rule Version

APPL-11-005020

Severity Override Guidance

Verify that "FileVault 2" is enabled by running the following command:

/usr/bin/fdesetup status

If "FileVault" is "Off" and the device is a mobile device or the organization has determined that the drive must encrypt data at rest, this is a finding.

Check Content Reference

M

Target Key

5246

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