2015-05-31 22:47:13 +02:00
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# Package generated configuration file
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# See the sshd_config(5) manpage for details
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# What ports, IPs and protocols we listen for
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Port 22
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# Use these options to restrict which interfaces/protocols sshd will bind to
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#ListenAddress ::
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#ListenAddress 0.0.0.0
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Protocol 2
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# HostKeys for protocol version 2
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HostKey /etc/ssh/ssh_host_rsa_key
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HostKey /etc/ssh/ssh_host_ed25519_key
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#Privilege Separation is turned on for security
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UsePrivilegeSeparation yes
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# Lifetime and size of ephemeral version 1 server key
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KeyRegenerationInterval 3600
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ServerKeyBits 1024
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# Logging
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SyslogFacility AUTH
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LogLevel INFO
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# Authentication:
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LoginGraceTime 120
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PermitRootLogin without-password
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StrictModes yes
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RSAAuthentication yes
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PubkeyAuthentication yes
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#AuthorizedKeysFile %h/.ssh/authorized_keys
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# Don't read the user's ~/.rhosts and ~/.shosts files
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IgnoreRhosts yes
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# For this to work you will also need host keys in /etc/ssh_known_hosts
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RhostsRSAAuthentication no
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# similar for protocol version 2
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HostbasedAuthentication no
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# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
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#IgnoreUserKnownHosts yes
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# To enable empty passwords, change to yes (NOT RECOMMENDED)
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PermitEmptyPasswords no
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# Change to yes to enable challenge-response passwords (beware issues with
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# some PAM modules and threads)
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ChallengeResponseAuthentication no
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# Change to no to disable tunnelled clear text passwords
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PasswordAuthentication yes
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# Kerberos options
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#KerberosAuthentication no
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#KerberosGetAFSToken no
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#KerberosOrLocalPasswd yes
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#KerberosTicketCleanup yes
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# GSSAPI options
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2015-05-31 22:48:14 +02:00
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GSSAPIAuthentication no
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GSSAPICleanupCredentials yes
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2015-05-31 22:47:13 +02:00
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2015-05-31 22:48:14 +02:00
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X11Forwarding no
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2015-05-31 22:47:13 +02:00
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X11DisplayOffset 10
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PrintMotd no
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PrintLastLog yes
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TCPKeepAlive yes
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#UseLogin no
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#MaxStartups 10:30:60
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#Banner /etc/issue.net
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# Allow client to pass locale environment variables
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AcceptEnv LANG LC_*
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Subsystem sftp /usr/lib/openssh/sftp-server
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# Set this to 'yes' to enable PAM authentication, account processing,
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# and session processing. If this is enabled, PAM authentication will
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# be allowed through the ChallengeResponseAuthentication and
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# PasswordAuthentication. Depending on your PAM configuration,
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# PAM authentication via ChallengeResponseAuthentication may bypass
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# the setting of "PermitRootLogin without-password".
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# If you just want the PAM account and session checks to run without
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# PAM authentication, then enable this but set PasswordAuthentication
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# and ChallengeResponseAuthentication to 'no'.
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2015-05-31 22:48:14 +02:00
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UsePAM yes
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# https://stribika.github.io/2015/01/04/secure-secure-shell.html
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Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes128-ctr
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MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-ripemd160-etm@openssh.com,umac-128-etm@openssh.com
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KexAlgorithms curve25519-sha256@libssh.org,diffie-hellman-group-exchange-sha256
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{% if ssh_allowed_users is defined and ssh_allowed_users %}
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# Is there a list of allowed users?
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# Is it populated? (An empty list is 'None', which evaluates as False in Python)
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AllowUsers {{ ssh_allowed_users }} provisioning
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{% endif %}
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