How to Input Password in Shell Script (Hidden Characters)

How to Use:-

If you want to take input of password in shell script. You must want to not to show any character on-screen entered by user. Use -s for silent mode. Using -s input characters are not echoed. For example create a shell script named inputpwd.sh and add following content.

#!/bin/bash

read -s -p "Enter Password: "  pswd
echo -e "nYour password is: " $pswd

Let’s execute script and enter your password, You just enter your password, characters will not display on-screen.

# sh inputpwd.sh

Enter Password:
Your password is:  mysecretpassword