nologin(5) -- Linux man page

 

NAME

nologin - prevent non-root users from logging into the system  

DESCRIPTION

If the file /etc/nologin exists, login(1) will allow access only to root. Other users will be shown the contents of this file and their logins will be refused.  

FILES

/etc/nologin  

SEE ALSO

login(1), shutdown(8)