Historical Archive: The information and utilities on this site are preserved for historical record and archive purposes only. They are deprecated and should not be used in production environments.
Restricting Root Login (cont)
/etc/ttytab lists what terminals root can log in on with a “secure” flag
# @(#)ttytab 1.7 92/06/23 SMI
# name getty type status comments
console "/usr/etc/getty cons8" sun on local secure
ttya "/usr/etc/getty std.9600" unknown off local secure
ttyb "/usr/etc/getty std.9600" unknown off local secure
tty00 "/usr/etc/getty std.9600" unknown off local secure
Delete all “secure” entries except “console”