The two biggest changes in Catalina are loss of 32-bit software and the requirement for notarization – which also affects Mojave. All is explained.
security
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Notarization is already required for some kernel extensions and apps, even in 10.14.5. So how do you tell whether an app or code bundle is notarized?
The Mojave 10.14.5 update changed security of kernel extensions. But did it make notarization a requirement? How to tackle such installations.
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