What is a hardware token? A hardware token - https://www.protectimus.com/flex/ is an electronic device that creates and displays a secure six-digit code at the touch of a button. To switch from your default two-step authentication system to a hardware token or another smart device like a smartphone, laptop, tablet computer, etc., please see our other articles on this site about How to Change Your Password and How to Backup Your Passwords. Many manufacturers recommend using a hardware token as a secondary security device for preventing a user from accessing personal data on their smart phone, computer, etc. If you are in doubt about which type of security to use, please read on below for more information.