$ ssh-keygen -t ed25519 -C jhacker@example.org -f id_ed25519.jhacker
$ ssh-keygen -t rsa -b 4096 -C jhacker@example.org -f id_rsa.jhacker

SSHFS

$ sudo port install sshfs
$ sudo kextunload -b com.github.osxfuse.filesystems.osxfusefs

$ sshfs arto@ubuntu:/home/arto /Volumes/Ubuntu

See Also