Port 22 HostKey /hostkeys/etc/ssh/ssh_host_rsa_key HostKey /hostkeys/etc/ssh/ssh_host_ecdsa_key HostKey /hostkeys/etc/ssh/ssh_host_ed25519_key # The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2 # but this is overridden so installations will only check .ssh/authorized_keys AuthorizedKeysFile .ssh/authorized_keys UsePAM yes PermitRootLogin no PasswordAuthentication no KbdInteractiveAuthentication no AllowAgentForwarding no AllowTcpForwarding no GatewayPorts no X11Forwarding no PermitTTY no PrintLastLog no PermitUserEnvironment no PermitTunnel no