Port 22 AddressFamily any ListenAddress 0.0.0.0 ListenAddress :: MaxAuthTries 3 PubkeyAuthentication yes PermitRootLogin no PermitEmptyPasswords no PasswordAuthentication no IgnoreRhosts yes UsePAM yes AllowAgentForwarding no X11Forwarding no PrintMotd no UseDNS no AcceptEnv LANG LC_* Include /etc/ssh/sshd_config.d/*.conf