macOS 26 - Tahoe

The macOS system must disable sending Siri and Dictation information to Apple

STIG ID: APPL-26-002210 | SRG: SRG-OS-000095-GPOS-00049 | Severity: Medium | CCI: CCI-000381 | Vulnerability ID: V-277135

Description

The ability for Apple to store and review audio of Siri and Dictation interactions must be disabled.

The information system must be configured to provide only essential capabilities. Disabling the submission of Siri and Dictation information will mitigate the risk of unwanted data being sent to Apple.

Check

C-81290r1148855_chk

Verify the macOS system is configured to disable sending Siri and Dictation information to Apple with the following command:

/usr/bin/osascript -l JavaScript << EOS
$.NSUserDefaults.alloc.initWithSuiteName('com.apple.assistant.support')\
.objectForKey('Siri Data Sharing Opt-In Status').js
EOS

If the result is not "2", this is a finding.

Fix

F-81195r1148856_fix

Configure the macOS system to disable sending Siri and Dictation information to Apple by installing the "com.apple.assistant.support" configuration profile.