This is a quick howto to hide user input on bash (e.g. when you want to ask for a password).
When you need to create a bash script where password input is needed, hiding the typed characters would be preferable this quick how to shows you how to do this in a few lines of code.
Create your bash script as required, when you come to the part where you need to hide your user input:
# << your scripts goes here >> # Create a variable which executes the terminal environment with standard values terminal_original=`stty -g` # Stop the terminal showing user input stty -echo # Read your password read yourpassword # Enable terminal output again stty $terminal_original # << your scripts goes here >>