Three phases of updating, download, preparation and installation, are now fully integrated. They also involve updating Cryptexes, as revealed in the log.
softwareupdate
How Ventura 13.0.1 played hard to get for some, and ongoing problems successfully installing security data updates make for the fortnightly nightmare.
How to use SilentKnight to download and install two security data updates without updating macOS. Explains its settings in full, and how the app works.
Changed installers, post-update security mayhem, Stage Manager for those sensitive to motion, memory leaks, an Endpoint Security bug, and more.
macOS updates currently install to both System and Data volumes, although Apple claims the Data volume is unmounted during updating. Can an update cause problems with your Data volume, then?
Keeping your Mac up to date is essential if it’s to benefit from latest security fixes and protection against malware. How to deal with problems.
Have your Macs all installed last week’s security data updates to XProtect? If they get them through your Content Caching server, they might not have.
How to discover the version of ‘fallback’ Recovery, Bridge versions of T2 chips, and a whole lot more info about a Mac. And a bonus for Ventura.
Apple appears to have fixed recent problems installing XProtect and other security updates for some users at least. What if you’re still suffering problems?
A lot of effort has gone into improving Mac security, from firmware to new remediation software, but it’s the delivery that’s now lettings us down.
The Eclectic Light Company 