1# $OpenBSD: sshd_config,v 1.93 2014/01/10 05:59:19 djm Exp $ 2 3# This is the sshd server system-wide configuration file. See 4# sshd_config(5) for more information. 5 6# The strategy used for options in the default sshd_config shipped with 7# OpenSSH is to specify options with their default value where 8# possible, but leave them commented. Uncommented options override the 9# default value. 10 11#Port 22 12#AddressFamily any 13#ListenAddress 0.0.0.0 14#ListenAddress :: 15 16# The default requires explicit activation of protocol 1 17#Protocol 2 18 19# HostKey for protocol version 1 20#HostKey /etc/ssh/ssh_host_key 21# HostKeys for protocol version 2 22#HostKey /etc/ssh/ssh_host_rsa_key 23#HostKey /etc/ssh/ssh_host_dsa_key 24#HostKey /etc/ssh/ssh_host_ecdsa_key 25#HostKey /etc/ssh/ssh_host_ed25519_key 26 27# Lifetime and size of ephemeral version 1 server key 28#KeyRegenerationInterval 1h 29#ServerKeyBits 1024 30 31# Ciphers and keying 32#RekeyLimit default none 33 34# Logging 35# obsoletes QuietMode and FascistLogging 36#SyslogFacility AUTH 37#LogLevel INFO 38 39# Authentication: 40 41#LoginGraceTime 2m 42#PermitRootLogin yes 43#StrictModes yes 44#MaxAuthTries 6 45#MaxSessions 10 46 47#RSAAuthentication yes 48#PubkeyAuthentication yes 49 50# The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2 51# but this is overridden so installations will only check .ssh/authorized_keys 52AuthorizedKeysFile .ssh/authorized_keys 53 54#AuthorizedPrincipalsFile none 55 56#AuthorizedKeysCommand none 57#AuthorizedKeysCommandUser nobody 58 59# For this to work you will also need host keys in /etc/ssh/ssh_known_hosts 60#RhostsRSAAuthentication no 61# similar for protocol version 2 62#HostbasedAuthentication no 63# Change to yes if you don't trust ~/.ssh/known_hosts for 64# RhostsRSAAuthentication and HostbasedAuthentication 65#IgnoreUserKnownHosts no 66# Don't read the user's ~/.rhosts and ~/.shosts files 67#IgnoreRhosts yes 68 69# To disable tunneled clear text passwords, change to no here! 70#PasswordAuthentication yes 71#PermitEmptyPasswords no 72 73# Change to no to disable s/key passwords 74#ChallengeResponseAuthentication yes 75 76#AllowAgentForwarding yes 77#AllowTcpForwarding yes 78#GatewayPorts no 79#X11Forwarding no 80#X11DisplayOffset 10 81#X11UseLocalhost yes 82#PermitTTY yes 83#PrintMotd yes 84#PrintLastLog yes 85#TCPKeepAlive yes 86#UseLogin no 87UsePrivilegeSeparation sandbox # Default for new installations. 88#PermitUserEnvironment no 89#Compression delayed 90#ClientAliveInterval 0 91#ClientAliveCountMax 3 92#UseDNS yes 93#PidFile /var/run/sshd.pid 94#MaxStartups 10:30:100 95#PermitTunnel no 96#ChrootDirectory none 97#VersionAddendum none 98 99# no default banner path 100#Banner none 101 102# override default of no subsystems 103Subsystem sftp /usr/libexec/sftp-server 104 105# Example of overriding settings on a per-user basis 106#Match User anoncvs 107# X11Forwarding no 108# AllowTcpForwarding no 109# PermitTTY no 110# ForceCommand cvs server 111