/etc/ssh/moduli
/etc/ssh/primes
/etc/ssh/ssh_known_hosts
/etc/ssh/ssh_known_hosts2
# man ssh-keysign.8
/etc/ssh/ssh_host_dsa_key-cert.pub
/etc/ssh/ssh_host_ecdsa_key-cert.pub
/etc/ssh/ssh_host_ed25519_key-cert.pub
/etc/ssh/ssh_host_rsa_key-cert.pub
