The macOS system must disable Unlock with Apple Watch during Setup Assistant.

STIG ID: APPL-14-005056  |  SRG: SRG-OS-000095-GPOS-00049 |  Severity: medium |  CCI: CCI-000381 |  Vulnerability Id: V-259566

Vulnerability Discussion

The prompt for Apple Watch unlock setup during Setup Assistant must be
disabled.

Disabling Apple watches is a necessary step to ensuring that the information system retains a session
lock until the user reestablishes access using an authorized identification and authentication
procedures.

Check

Verify the macOS system is configured to disable Unlock with Apple Watch during Setup
Assistant with the following command:

/usr/bin/osascript -l JavaScript << EOS
$.NSUserDefaults.alloc.initWithSuiteName('com.apple.SetupAssistant.managed')\
.objectForKey('SkipUnlockWithWatch').js
EOS

If the result is not "true", this is a finding.

Fix

Configure the macOS system to disable Unlock with Apple Watch during
Setup Assistant by installing the "com.apple.SetupAssistant.managed" configuration profile.
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