Enable FileVault Setup/Tutorial for macOS Big Sur [Tutorial]
Enable FileVault Setup/Tutorial for macOS Big Sur [Tutorial]
FileVault full-disk encryption (FileVault 2) uses XTS-AES-128 encryption with a 256-bit key to help prevent unauthorized access to the information on your startup disk.
You can use FileVault to encrypt the information on your Mac. FileVault encodes the data on your startup disk so that unauthorized users can’t access your information. See How does FileVault encryption work?
FileVault is one of those Mac features that you know is there but are never really sure what it’s there for. Apple has never really made a big song and dance about how the feature protects your data or why you should bother with it, so we’re going to do it instead.
This tutorial will apply for MacBook Pro, Air, Mini's running the macOS operating system. This tutorial was performed on a macOS Big Sur system.