Did Apple stop pushing updates to security data files for El Capitan back in May 2019?
update
Apple’s most meaningful communication about this inexcusable failure of support were the 404 errors from its download pages.
How to check whether any Installer package or app has valid certificates, using this new version of Taccy.
In the last day or so, rumours have spread about the appearance of macOS Catalina 10.15 Supplemental Update […]
Don’t rely on being able to use any Apple installer package unless it has been downloaded recently: its certificate is about to expire.
Details of their locations, purposes, and the current installed version. These have changed a great deal since Mojave.
Apple has today released macOS 10.15 Catalina Supplemental Update, which contains bug fixes and other improvements. It’s just […]
Apple has just pushed a security update which is new to Catalina systems: Gatekeeper Compatibility Data 1.0. Several […]
For the moment, firmware versions for updated Macs are different between those running Catalina, and those running Mojave earlier. How could this affect Sierra, though?
macOS 10.15 Catalina brings EFI firmware updates for all supported models, and subsequent updates have changed those for […]
The Eclectic Light Company 