sshd_config

Port 22
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

RekeyLimit default none

SyslogFacility AUTH
LogLevel INFO

LoginGraceTime 10
PermitRootLogin no
StrictModes no
MaxAuthTries 5
MaxSessions 10

PubkeyAuthentication yes

AuthorizedKeysFile .ssh/authorized_keys

AuthorizedPrincipalsFile none

AuthorizedKeysCommand none
AuthorizedKeysCommandUser nobody

HostbasedAuthentication no
IgnoreUserKnownHosts no
IgnoreRhosts yes

PasswordAuthentication no
PermitEmptyPasswords no

ChallengeResponseAuthentication no

AllowAgentForwarding yes
AllowTcpForwarding yes
GatewayPorts yes
X11Forwarding no
PermitTTY yes
PrintMotd no
TCPKeepAlive yes
PermitUserEnvironment no
Compression yes
ClientAliveInterval 0
ClientAliveCountMax 3
UseDNS no
PidFile /var/run/sshd.pid
MaxStartups 10:30:100
PermitTunnel no
ChrootDirectory none
VersionAddendum none

Banner none

Subsystem       sftp    /usr/lib/ssh/sftp-server