The is a very simple program that allows the user to test the strength of their password. Many of us choose poor passwords that are easy to guess or crack. This password checker tests the length of the password to ensure it is between 6 and 12 characters long, then if it is a suitable length it will then check for Upper and Lower case letters and numbers. It calculates a password strength based on how many of these it finds. If the password is less than strength three it starts the process from the beginning until the password is a high strength and secure .