OpenSSH manual collection (opens in a new tab)
The upstream starting point for SSH clients, daemons, agents, keys, and file-transfer tools.
OpenSSH Project · openssh.org
Upstream manuals; features may precede Linux packages
Overview
Remote access & authentication
OpenSSH
Configure clients and servers, manage keys, and transfer files securely.
6References
3Subtopics
ssh: connections and forwarding (opens in a new tab)
Look up remote commands, jump hosts, multiplexing, and local or remote port forwarding.
OpenBSD / OpenSSH · man.openbsd.org
OpenBSD current; compare installed OpenSSH
Client & server
ssh_config: client configuration (opens in a new tab)
Configure host aliases, identities, connection behavior, and matching rules for repeatable access.
OpenBSD / OpenSSH · man.openbsd.org
OpenBSD current; compare installed OpenSSH
Client & server
sshd_config: server configuration (opens in a new tab)
Check authentication, access controls, subsystems, and conditional server configuration.
OpenBSD / OpenSSH · man.openbsd.org
OpenBSD current; compare installed OpenSSH
Client & server
ssh-keygen: keys and SSH certificates (opens in a new tab)
Generate and inspect keys, manage known hosts, and understand SSH certificate operations.
OpenBSD / OpenSSH · man.openbsd.org
OpenBSD current; compare installed OpenSSH
Keys & transfers
sftp: secure file transfer (opens in a new tab)
Reference interactive and batch transfer commands, path handling, and connection options.
OpenBSD / OpenSSH · man.openbsd.org
OpenBSD current; compare installed OpenSSH
Keys & transfers