Linux TTY – Shutdown from Login Prompt

consolekeyboard shortcutslinuxshutdown

Suppose I boot a Linux machine without GUI. When it displays a tty login prompt, can I shutdown the machine with a keyboard sequence?

Of course I could type in my username and password and then sudo shutdown -h now; however, is it possible to shut it down before the login using a keyboard shortcut?

Best Answer

I've done this before with a user named "s" and no password.

IIRC you set the user's shell to /sbin/shutdown. Prolly need to add it to /etc/shells.

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