Where to find its data files, what each contains and does, when XProtect is called to scan software, and a list of known malware it should detect.
update
Why many had problems, what they are exactly, what you can do about them, and how they should be prevented.
The update to MRT 1.68 has caused problems with many Macs. Even if their cause is discovered, fixing them is usually long and complex. That silent security update is causing a denial of service.
The macOS Malware Removal Tool – what is it, where is it, what does it do and how does it run? And a curious story about its recent past, when it was used to remove non-malware.
New feature: an updater window which allows you to download and install individual named updates, rather than having to install all that are available.
Now shows the space taken on disk, which makes it easy to identify sparse files.
Apple has pushed two updates today, to the data files used by XProtect, bringing its version number to […]
Adds a new log view of background task scheduling and dispatch, greatly improves volume info, and fixes a rare crash.
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.
First a routine Security Update for Mojave goes badly wrong, then Apple provides a fix but no instructions or explanation. Then MRT updates silently go missing for older versions of macOS. Inform users or keep quiet?
The Eclectic Light Company 