How to use kernel extensions, and their replacement system extensions, on Macs running Big Sur, including M1 Macs.
security
Details of data files for MRT, XProtect, Gatekeeper and other security features in Big Sur. Covers both Intel and M1 Macs.
Preview now offers a tool to redact content from PDF documents. It’s simple to use, but is it safe, or could it lead to disclosure of sensitive information?
SilentKnight was producing some results in a mixture of English and Dutch. Its environment settings needed correction. When that didn’t fix it, I looked deeper to find language-unfriendly design in a command tool.
Apple has just pushed an update to the data files used by XProtect, bringing its version number to […]
For all Macs running Big Sur, these now report whether its new System volume is correctly sealed, and about Platform Security for M1 Macs.
How can you tell whether your Mac’s shiny new Sealed System Volume is properly sealed? You could easily be misled into thinking it isn’t.
Why does it take 2 years to realise that macOS has been checking signing certificate validity online?
If you were to strip unwanted code from a Universal App, would it still pass Big Sur’s strict security checks?
How Catalina and Big Sur handle the first run of apps which have their quarantine flag set. With details of log entries seen in both steps needed for approval.
The Eclectic Light Company 