Apple macOS 15 (Sequoia) Security Technical Implementation Guide

The Apple macOS 15 (Sequoia) Security Technical Implementation Guide (V1 R8) has 160 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V1 · R8

CurrentPublished Wed Sep 30 2026

The macOS system must disable iCloud storage setup during Setup Assistant.

Apple macOS 15 (Sequoia) Security Technical Implementation Guide

Assessment Title

Rule Text

The macOS system must disable iCloud storage setup during Setup Assistant.

Description

Discussion Text

The prompt to set up iCloud storage services during Setup Assistant must be disabled.

The default behavior of macOS is to prompt new users to set up storage in iCloud. Disabling the iCloud storage setup prompt provides organizations with more control over their data storage.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-268498

Rule

SV-268498r1034434_rule

Severity

medium

Rule Version

APPL-15-002037

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Verify the macOS system is configured to disable iCloud storage setup during Setup Assistant with the following command:

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

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

Implementation Procedure

Fix Text

Configure the macOS system to disable iCloud storage setup during Setup Assistant by installing the "com.apple.SetupAssistant.managed" configuration profile.

STIG check 76 of 160 in the Apple macOS 15 (Sequoia) STIG checklist

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