Card Authenticator icon

Card Authenticator

WEX, Inc.
Free

About Card Authenticator

Card Authenticator is a simple, free, two-factor authentication app to keep your fuel card transactions secure.

Once your fleet manager enables Dynamic Prompt on your fuel card, you can use Card Authenticator to generate the time-sensitive code needed to complete a transaction.

Here’s how it works:

Step 1: Generate code

Before swiping your card, open Card Authenticator to generate a code.

Step 2: Swipe card

Continue with your transaction as you normally would by swiping your card.

Step 3: Enter code

Enter the code provided from the app to complete your transaction.

Fast, easy, and secure.

Note: You will need to know your card number and PIN or passcode to log in.

Card Authenticator Screenshots