pam_basesystem(8) System Manager's Manual pam_basesystem(8)

pam_basesystem — BaseSystem PAM module

The BaseSystem PAM module facilitates unlocking FileVault in BaseSystem. This allows technologies like OpenSSH to unlock the FileVault protected data volumes using a username and password.

This module first appeared in macOS 26 Tahoe.

sshd(8) apple_ssh_and_filevault(7)

October 8, 2025 Mac OS X 14