Suspicious MacOS Firmware Activity
Detects when a user manipulates with Firmward Password on MacOS. NOTE - this command has been disabled on silicon-based apple computers.
Detection logic
Detection requirements
- Log source product
- macos
- Log source category
- process_creation
Known benign triggers
- Legitimate administration activities
MITRE ATT&CK mappings
Not mapped to ATT&CK.
References
| Reference | Cited by |
|---|---|
| github.com/usnistgov/macos_security/blob/932a51f3e819dd3e02ebfcf3ef433cfffafbe28b/rules/os/os_firmware_password_require.yaml | Only this detection cites it |
| support.apple.com/guide/security/firmware-password-protection-sec28382c9ca/web | Only this detection cites it |
| www.manpagez.com/man/8/firmwarepasswd/ | Only this detection cites it |
From the source
- At source
- Open at source
- Upstream identifier
- 7ed2c9f7-c59d-4c82-a7e2-f859aa676099
- Tagged by the source as
- attack.impact
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1