# $OpenBSD: sshd_config,v 1.103 2018/04/09 20:41:22 tj Exp $ # This is the sshd server system-wide configuration file. See # sshd_config(5) for more information. # This sshd was compiled with PATH=/bin:/usr/bin:/usr/local/bin # The strategy used for options in the default sshd_config shipped with # OpenSSH is to specify options with their default value where # possible, but leave them commented. Uncommented options override the # default value. Port 192 Banner "Authorized access only!" #AddressFamily any #ListenAddress 0.0.0.0 #ListenAddress :: #HostKey /etc/openssh/ssh_host_rsa_key #HostKey /etc/openssh/ssh_host_ecdsa_key #HostKey /etc/openssh/ssh_host_ed25519_key # Ciphers and keying #RekeyLimit default none # Logging #SyslogFacility AUTHPRIV #LogLevel INFO # Authentication: LoginGraceTime 7m PermitRootLogin no #StrictModes yes MaxAuthTries 5 #MaxSessions 10 PubkeyAuthentication yes #PubkeyAcceptedKeyTypes ssh-ed25519-cert-v01@openssh.com,ssh-ed25519,rsa-sha2-512,rsa-sha2-256,ssh-rsa-cert-v01@openssh.com,ssh-rsa,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp521,ecdsa-sha2-nistp384,ecdsa-sha2-nistp256 #AuthorizedKeysFile /etc/openssh/authorized_keys/%u /etc/openssh/authorized_keys2/%u .ssh/authorized_keys .ssh/authorized_keys2 #AuthorizedPrincipalsFile none #AuthorizedKeysCommand none #AuthorizedKeysCommandUser nobody # For this to work you will also need host keys in /etc/openssh/ssh_known_hosts #HostbasedAuthentication no # Change to yes if you don't trust ~/.ssh/known_hosts for # HostbasedAuthentication #IgnoreUserKnownHosts no # Don't read the user's ~/.rhosts and ~/.shosts files #IgnoreRhosts yes # To disable tunneled clear text passwords, change to no here! PasswordAuthentication no PermitEmptyPasswords no # Change to yes to enable s/key passwords #ChallengeResponseAuthentication no # Kerberos options #KerberosAuthentication no #KerberosOrLocalPasswd yes #KerberosTicketCleanup yes #KerberosGetAFSToken no # GSSAPI options #GSSAPIAuthentication no #GSSAPICleanupCredentials yes # Set this to 'yes' to enable PAM authentication, account processing, # and session processing. If this is enabled, PAM authentication will # be allowed through the ChallengeResponseAuthentication and # PasswordAuthentication. Depending on your PAM configuration, # PAM authentication via ChallengeResponseAuthentication may bypass # the setting of "PermitRootLogin without-password". # If you just want the PAM account and session checks to run without # PAM authentication, then enable this but set PasswordAuthentication # and ChallengeResponseAuthentication to 'no'. #UsePAM yes #AllowAgentForwarding yes #AllowTcpForwarding yes #GatewayPorts no #X11Forwarding yes #X11DisplayOffset 10 #X11UseLocalhost yes #PermitTTY yes #PrintMotd yes #PrintLastLog yes #TCPKeepAlive yes #PermitUserEnvironment no #Compression delayed #ClientAliveInterval 0 #ClientAliveCountMax 3 #UseDNS no #PidFile /var/run/sshd.pid #MaxStartups 10:30:100 #PermitTunnel no #ChrootDirectory none #VersionAddendum none # no default banner path #Banner none # override default of no subsystems Subsystem sftp /usr/lib/openssh/sftp-server #AllowGroups wheel users # Accept locale environment variables AcceptEnv LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE AcceptEnv LC_IDENTIFICATION LC_MEASUREMENT LC_MESSAGES LC_MONETARY AcceptEnv LC_NAME LC_NUMERIC LC_PAPER LC_TELEPHONE LC_TIME # Example of overriding settings on a per-user basis #Match User anoncvs # X11Forwarding yes # AllowTcpForwarding no # PermitTTY no # ForceCommand cvs server #Match Group secured # AuthorizedKeysFile /etc/openssh/authorized_keys/%u #Match Group !secured,* # AuthorizedKeysFile /etc/openssh/authorized_keys/%u .ssh/authorized_keys