sss_ssh_knownhostsproxy 1 sss_ssh_knownhostsproxy get OpenSSH host keys sss_ssh_knownhostsproxy options HOST PROXY_COMMAND sss_ssh_knownhostsproxy acquires SSH host public keys for host HOST, stores them in a custom OpenSSH known_hosts file (see the SSH_KNOWN_HOSTS FILE FORMAT section of sshd 8 for more information) /var/lib/sss/pubconf/known_hosts and estabilishes connection to the host. If PROXY_COMMAND is specified, it is used to create the connection to the host instead of opening a socket. ssh 1 can be configured to use sss_ssh_knownhostsproxy for host key authentication by using the following directives for ssh 1 configuration: ProxyCommand /usr/bin/sss_ssh_knownhostsproxy -p %p %h GlobalKnownHostsFile /var/lib/sss/pubconf/known_hosts -p,--port PORT Use port PORT to connect to the host. By default, port 22 is used. -d,--domain DOMAIN Search for host public keys in SSSD domain DOMAIN. ssh8 , ssh_config5 , sss_ssh_authorizedkeys1 .