Linux create salted password

Method 1

openssl passwd -1 -salt xyz yourpass

Method 2

makepasswd –clearfrom=- –crypt-md5 <<< YourPass

Method 3

echo "username:password" | chpasswd

Or you can use encrypted password with chpasswd first generate it using :

perl -e 'print crypt("YourPasswd", "salt"),"\n"'

then later you can use generated password to update

echo "username:encryptedPassWd" | chpasswd -e

this encrypted password we can use to create new user with password

Ex.

useradd -p 'encryptedPassWd' username

Method 4

echo -e "md5crypt\npassword" | grub | grep -o "\$1.*"