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Diff for /src/usr.bin/ssh/ssh.1 between version 1.139.2.2 and 1.139.2.3

version 1.139.2.2, 2002/03/07 17:37:47 version 1.139.2.3, 2002/03/08 15:17:18
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 .Pa /etc/shosts.equiv ,  .Pa /etc/shosts.equiv ,
 and if additionally the server can verify the client's  and if additionally the server can verify the client's
 host key (see  host key (see
 .Pa /etc/ssh/ssh_known_hosts  .Pa /etc/ssh_known_hosts
 and  and
 .Pa $HOME/.ssh/known_hosts  .Pa $HOME/.ssh/known_hosts
 in the  in the
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 .Pa $HOME/.ssh/known_hosts  .Pa $HOME/.ssh/known_hosts
 in the user's home directory.  in the user's home directory.
 Additionally, the file  Additionally, the file
 .Pa /etc/ssh/ssh_known_hosts  .Pa /etc/ssh_known_hosts
 is automatically checked for known hosts.  is automatically checked for known hosts.
 Any new hosts are automatically added to the user's file.  Any new hosts are automatically added to the user's file.
 If a host's identification  If a host's identification
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 Specifies an alternative per-user configuration file.  Specifies an alternative per-user configuration file.
 If a configuration file is given on the command line,  If a configuration file is given on the command line,
 the system-wide configuration file  the system-wide configuration file
 .Pq Pa /etc/ssh/ssh_config  .Pq Pa /etc/ssh_config
 will be ignored.  will be ignored.
 The default for the per-user configuration file is  The default for the per-user configuration file is
 .Pa $HOME/.ssh/config .  .Pa $HOME/.ssh/config .
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 command line options, user's configuration file  command line options, user's configuration file
 .Pq Pa $HOME/.ssh/config ,  .Pq Pa $HOME/.ssh/config ,
 and system-wide configuration file  and system-wide configuration file
 .Pq Pa /etc/ssh/ssh_config .  .Pq Pa /etc/ssh_config .
 For each parameter, the first obtained value  For each parameter, the first obtained value
 will be used.  will be used.
 The configuration files contain sections bracketed by  The configuration files contain sections bracketed by
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 .It Cm GlobalKnownHostsFile  .It Cm GlobalKnownHostsFile
 Specifies a file to use for the global  Specifies a file to use for the global
 host key database instead of  host key database instead of
 .Pa /etc/ssh/ssh_known_hosts .  .Pa /etc/ssh_known_hosts .
 .It Cm HostbasedAuthentication  .It Cm HostbasedAuthentication
 Specifies whether to try rhosts based authentication with public key  Specifies whether to try rhosts based authentication with public key
 authentication.  authentication.
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 file, and refuses to connect to hosts whose host key has changed.  file, and refuses to connect to hosts whose host key has changed.
 This provides maximum protection against trojan horse attacks,  This provides maximum protection against trojan horse attacks,
 however, can be annoying when the  however, can be annoying when the
 .Pa /etc/ssh/ssh_known_hosts  .Pa /etc/ssh_known_hosts
 file is poorly maintained, or connections to new hosts are  file is poorly maintained, or connections to new hosts are
 frequently made.  frequently made.
 This option forces the user to manually  This option forces the user to manually
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 .It Pa $HOME/.ssh/known_hosts  .It Pa $HOME/.ssh/known_hosts
 Records host keys for all hosts the user has logged into that are not  Records host keys for all hosts the user has logged into that are not
 in  in
 .Pa /etc/ssh/ssh_known_hosts .  .Pa /etc/ssh_known_hosts .
 See  See
 .Xr sshd 8 .  .Xr sshd 8 .
 .It Pa $HOME/.ssh/identity, $HOME/.ssh/id_dsa, $HOME/.ssh/id_rsa  .It Pa $HOME/.ssh/identity, $HOME/.ssh/id_dsa, $HOME/.ssh/id_rsa
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 identity files.  identity files.
 This file is not highly sensitive, but the recommended  This file is not highly sensitive, but the recommended
 permissions are read/write for the user, and not accessible by others.  permissions are read/write for the user, and not accessible by others.
 .It Pa /etc/ssh/ssh_known_hosts  .It Pa /etc/ssh_known_hosts
 Systemwide list of known host keys.  Systemwide list of known host keys.
 This file should be prepared by the  This file should be prepared by the
 system administrator to contain the public host keys of all machines in the  system administrator to contain the public host keys of all machines in the
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 does not convert the user-supplied name to a canonical name before  does not convert the user-supplied name to a canonical name before
 checking the key, because someone with access to the name servers  checking the key, because someone with access to the name servers
 would then be able to fool host authentication.  would then be able to fool host authentication.
 .It Pa /etc/ssh/ssh_config  .It Pa /etc/ssh_config
 Systemwide configuration file.  Systemwide configuration file.
 This file provides defaults for those  This file provides defaults for those
 values that are not specified in the user's configuration file, and  values that are not specified in the user's configuration file, and
 for those users who do not have a configuration file.  for those users who do not have a configuration file.
 This file must be world-readable.  This file must be world-readable.
 .It Pa /etc/ssh/ssh_host_key, /etc/ssh/ssh_host_dsa_key, /etc/ssh/ssh_host_rsa_key  .It Pa /etc/ssh_host_key, /etc/ssh_host_dsa_key, /etc/ssh_host_rsa_key
 These three files contain the private parts of the host keys  These three files contain the private parts of the host keys
 and are used for  and are used for
 .Cm RhostsRSAAuthentication  .Cm RhostsRSAAuthentication
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 will be installed so that it requires successful RSA host  will be installed so that it requires successful RSA host
 authentication before permitting \s+2.\s0rhosts authentication.  authentication before permitting \s+2.\s0rhosts authentication.
 If the server machine does not have the client's host key in  If the server machine does not have the client's host key in
 .Pa /etc/ssh/ssh_known_hosts ,  .Pa /etc/ssh_known_hosts ,
 it can be stored in  it can be stored in
 .Pa $HOME/.ssh/known_hosts .  .Pa $HOME/.ssh/known_hosts .
 The easiest way to do this is to  The easiest way to do this is to
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 This file may be useful to permit logins using  This file may be useful to permit logins using
 .Nm  .Nm
 but not using rsh/rlogin.  but not using rsh/rlogin.
 .It Pa /etc/ssh/sshrc  .It Pa /etc/sshrc
 Commands in this file are executed by  Commands in this file are executed by
 .Nm  .Nm
 when the user logs in just before the user's shell (or command) is started.  when the user logs in just before the user's shell (or command) is started.
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