Boot security
=========================================
BIOS
pwd
GRUB
pwd
KERNEL
check the dmesg file
cpu,mem,hardware,kernel version
INIT
1, default run-level to 3 from 5
a. no graphical tcp x windows listeners
b. uses fewer system resources
2, Disabled Ctrl,alt,del -reboot
3, Reduce the number of TTYS
Shell security
======================================
=========================================
BIOS
pwd
GRUB
pwd
KERNEL
check the dmesg file
cpu,mem,hardware,kernel version
INIT
1, default run-level to 3 from 5
a. no graphical tcp x windows listeners
b. uses fewer system resources
2, Disabled Ctrl,alt,del -reboot
3, Reduce the number of TTYS
Shell security
======================================