On the keypad, enter the password: 1, alpha, alpha, 6, 6, 8, 3, 1. (The SoftPay home screen displays the Sale, Refunds, and Void options). Vx520 Keeps Asking for a Password (Keyboard Locked) From the SoftPay home screen, press 8. How do I find my VeriFone vx520 password? The purpose of this default password is to simply initiate terminal installation, and it is not intended to serve as a strong security control. The Verifone default password is Z66831 and is loaded on all Verifone devices in the field. Press and hold the green Enter key to restart the terminal.