/sbin/mount.ecryptfs
/sbin/mount.ecryptfs_private
/sbin/umount.ecryptfs
/sbin/umount.ecryptfs_private
/usr/bin/ecryptfs-add-passphrase
/usr/bin/ecryptfsd
/usr/bin/ecryptfs-find
/usr/bin/ecryptfs-generate-tpm-key
/usr/bin/ecryptfs-insert-wrapped-passphrase-into-keyring
/usr/bin/ecryptfs-manager
/usr/bin/ecryptfs-migrate-home
/usr/bin/ecryptfs-mount-private
/usr/bin/ecryptfs-recover-private
/usr/bin/ecryptfs-rewrap-passphrase
/usr/bin/ecryptfs-rewrite-file
/usr/bin/ecryptfs-setup-private
/usr/bin/ecryptfs-setup-swap
/usr/bin/ecryptfs-stat
/usr/bin/ecryptfs-umount-private
/usr/bin/ecryptfs-unwrap-passphrase
/usr/bin/ecryptfs-verify
/usr/bin/ecryptfs-wrap-passphrase
You may install this package on Debian with
apt-get
install ecryptfs-utils