Why use them, which to use, what to do with large updates, how to avoid downloading some updates, how they work, error messages, and where to find more info.
silnite
If you’re working towards this benchmark (or those for earlier versions of macOS), or want to maintain systems to its requirements, I have something to help you.
LockRattler for manual checks, SilentKnight to check automatically, and silnite for networked Macs and automation.
Extensively revised for improved compatibility with Big Sur and Apple Silicon Macs, with minor fixes for other systems too.
Now that Sierra is unsupported, this update no longer marks its older firmware versions as being errors.
Updates now distinguish between firmware versions for High Sierra and Mojave, and those for Catalina. Recommended for all users.
Important updates if you’re running Catalina, as they add the KEXT blocker back into their checks.
Added support for this new security database in new versions of SilentKnight, LockRattler and silnite.
Answers to the most commonly asked questions on my free utilities SilentKnight and its command tool sibling silnite.
Ideal for keeping an eye on networked Macs, this command tool can do everything SilentKnight can in the way of firmware and security update checks.
The Eclectic Light Company 