FileVault
FileVault is a disk encryption feature in macOS that protects data at rest by encrypting the startup disk. When enabled, the contents of the disk are encrypted and a user must authenticate to unlock the disk during boot or login.
FileVault has evolved from the original FileVault (FileVault 1) to FileVault 2. FileVault 2, introduced with
Encryption in FileVault 2 uses XTS-AES-128 with a 256-bit key to protect data on the disk. A
Management and usage: FileVault is configured through System Preferences > Security & Privacy > FileVault. Administrators can decide which
Security notes: FileVault protects data if the device is lost or stolen, but access depends on the