Provided by: manpages_3.54-1ubuntu1_all 

NAME
securetty - file which lists terminals from which root can log in
DESCRIPTION
The file /etc/securetty is used by (some versions of) login(1). The file contains the device names of
terminal lines (one per line, without leading /dev/) on which root is allowed to login. See
login.defs(5) if you use the shadow suite.
FILES
/etc/securetty
SEE ALSO
login(1), login.defs(5)
COLOPHON
This page is part of release 3.54 of the Linux man-pages project. A description of the project, and
information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.
Linux 1992-12-29 SECURETTY(5)