SSH authorized_keys command option: multiple commands?
Jan 16, 2016 · The authorized_keys has a command="..." option that restricts a key to a single command. Is there a way to restrict a key to multiple commands? E.g. by having a regex there, …
how to add commands in .ssh/authorized_keys - Stack Overflow
Oct 3, 2014 · The command originally supplied by the client is available in the SSH_ORIGINAL_COMMAND environment variable. Note that this option applies to shell, …
authorized_keys - SSH Public Key Authentication File
Learn about the authorized_keys file in Linux and Unix systems, how it enables secure passwordless SSH authentication, and best practices for managing SSH public keys.
What is SSH authorized_keys file and how to check it
Oct 19, 2025 · Authorized_keys files can be edited manually to add or remove keys, but it’s recommended to use the ssh-copy-id command to add a user’s public key to the file.
Restrict executable SSH commands with authorized keys
Nov 9, 2017 · A command restriction for the user prevents the backup server from being automatically compromised if the private key is compromised. Since the user is restricted to a …
SSHD linux command man page
3 days ago · BSD mandoc NAME sshd - OpenSSH SSH daemon SYNOPSIS sshd -words [- 46DdeiqTt [- b bits ] ] [- C connection_spec ] [- c host_certificate_file ] [- E log_file ] [- f …
Restrict commands by SSH authorized_keys command option
Aug 3, 2021 · SSH authorized_keys allows you to define a command which is executed upon authentication with a specific key by prefixing it with the command="cmd" option. …