Port 22
Protocol 2
AddressFamily any
ListenAddress 0.0.0.0
ListenAddress ::

HostKey /etc/ssh/ssh_host_rsa_key
HostKey /etc/ssh/ssh_host_ecdsa_key
HostKey /etc/ssh/ssh_host_ed25519_key

PermitRootLogin yes
PubkeyAuthentication yes
PasswordAuthentication no
KbdInteractiveAuthentication no
ChallengeResponseAuthentication no
UsePAM no
AuthorizedKeysFile .ssh/authorized_keys
PermitEmptyPasswords no

X11Forwarding no
AllowTcpForwarding yes
GatewayPorts no
PermitTunnel no
ClientAliveInterval 30
ClientAliveCountMax 2
PrintMotd no
PidFile /run/sshd.pid
Subsystem sftp /usr/lib/ssh/sftp-server