To check your PIN code using the app, check out the tutorial below, which will guide you through the process. Log in and then go to the accounts view. By swiping up from the bottom edge of the screen, you will expand the card section view. Select the card you are interested in, then press icon located on the top-right place on screen. Click on "Card PIN", then enter your application code or use Face ID / Touch ID. Your PIN will be visible on the screen.
Remember! ZEN will never ask you to provide your PIN.