The combination of the 1TR and password requirement makes it difficult for software-only attackers starting from within macOS to inject kexts into macOS, which they can then exploit to gain kernel privileges.Īfter a user authorizes kexts to load, the above User-Approved Kernel Extension Loading flow is used to authorize the installation of kexts. This action also requires entering an administrator password to authorize the downgrade. Kexts must be explicitly enabled for a Mac with Apple silicon by holding the power button at startup to enter into One True Recovery (1TR) mode, then downgrading to Reduced Security and checking the box to enable kernel extensions. Kernel extensions in a Mac with Apple silicon iPhone Text Message Forwarding security.How iMessage sends and receives messages.Adding transit and eMoney cards to Apple Wallet.Rendering cards unusable with Apple Pay.Adding credit or debit cards to Apple Pay.How Apple Pay keeps users’ purchases protected.Intro to app security for iOS and iPadOS.Protecting access to user’s health data.How Apple protects users’ personal data.
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