nologin (5)
NAME
nologin - prevent unprivileged users from logging into the systemDESCRIPTION
If the file /etc/nologin exists and is readable, 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/nologinSEE ALSO
login(1), shutdown(8)COLOPHON
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