Solved I require some assistance with the | Chegg.com
Protect grub with password on Debian/Ubuntu/Kali Linux | ComputingForGeeks
Understanding the /etc/passwd File - GeeksforGeeks
The Art Of Ninjutsu - to change Linux password in one command echo "linuxpassword" | passwd --stdin linuxuser or on modern Linux echo -e "linuxpassword\nlinuxpassword" | passwd linuxuser | Facebook
linux - How to create script which will enter password automatically? - Unix & Linux Stack Exchange
passwd - Wikipedia
passwd command in Linux with Examples - GeeksforGeeks