Security is the main purpose of passwords. These combinations of characters serve as our barrier in shielding our online activities that are personal and classified. Passwords are very common nowadays. In almost every site that requires log-in, you have to use a password. They act as guards to our personal data in the internet. Even so, they are not invincible barriers that can secure us 100%. Online privacy can never be guaranteed as there are hackers who can crack almost every password combination. These people have the skills necessary to crack your password no matter how long it is.
