NOLOGIN(5) Linux Programmer's Manual NOLOGIN(5)
NAME
nologin - prevent unprivileged users from logging into the system
DESCRIPTION
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.
This provides a simple way of temporarily disabling all unprivileged logins.
FILES
/etc/nologin
SEE ALSO
login(1), shutdown(8)
COLOPHON
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