Apple on Thursday updated its iOS Security white paper (PDF) for iOS 11 to include information about Face ID, Apple Cash, and other features introduced with in iOS 11.1 and 11.2.
Much of the information included in the paper about Face ID has already been shared in its dedicated FaceID white paper (PDF) and an accompanying support document released back in September,
The updated Security white paper also includes information about other security-related features, including:
iOS 11.1:
iOS 11.2:
The updated, 78-page-long iOS Security Guide is worth a look to any users or developers who are interested in seeing how Apple protects the security of iPhone users.