The payment processor verifies the card details and sends a response code that indicates the results of the validation check.

Response Code

Description

Recommended Handling

AVS

The billing address could not be validated

Prompt the customer to correct address details.

AVSCSC

Both the billing address and the card security code could not be validated

Prompt the customer to correct address and card security code details.

CSC

The card security code could not be validated

Prompt the customer to correct card security code details.

INVALID

The credit card details could not be validated

Prompt customer to use an alternate card.

TIMEOUT

The payment processor did not respond

Attempt to resend the validate Card request.

VALID

The Credit card details are valid

The card could be accepted

ERROR

An internal error occurred

The request could not be processed