On T2 and M1 Macs, FileVault provides robust protection of the Data volume on internal storage without any performance penalty.
Secure Enclave
Summary and links for the latest information about what’s in the current M1 chip, from differences in caches between cores, to the Matrix Coprocessor and Fabric limitations.
What is FileVault encryption? Is it the same as that on an M1 Mac’s internal SSD, or something different? How can you use it instead of overwriting an SSD? Which boot volumes are encrypted?
A strange volume named xART or xarts, secure memory management, and long random numbers: how they fit together to protect against replay attacks.
Unlike Intel Macs, M1 models always start booting from internal SSD, and can only offer full Recovery from there too. This has benefits, and some drawbacks too.
If you think this is an end to the story of the San Bernardino iPhone, be prepared for further surprises. It’s not done yet.
Which is better – a 6 digit PIN, or a shorter alphanumeric password – for protecting your iPhone?
Dan Guido’s careful analysis provides the answers that we, and law-enforcement, wanted to know.
Accessible explanations of how AES encryption is performed, and how encryption works in iPhones and iPads.
The Eclectic Light Company 