seovendor





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AVS, or address verification service, is a fraud prevention measure that compares the
billing address used in a transaction to the address the cardholder’s bank has on file.
During the checkout process, the customer is required to fill out a billing address. Once a customer
submits their transaction for authorization, your online payment gateway cross-checks that address
with the address the credit card issuer (MasterCard, Visa, etc.) has on file.
Then the issuing bank delivers a response code that either details a full match, partial match,
negative match, no match, retry, unavailable, or international card.
That’s it in a nutshell, but let’s explore the nuts and bolts a bit more.
First of all, AVS only checks the numerals of a customer’s zip code and housing number,
so if you’re having trouble completing a transaction for a customer, remember that the only
ariables being checked are numbers. You can rule out letters and save yourself some time and headaches this way.
This is also important to remember when designing your responses
to certain error codes, which we will talk more about later on.
If you’ve ever accidentally put in the incorrect billing address when checking out online and had to
redo the transaction, you’ve experienced AVS firsthand. Usually, text will appear above the order form,
informing you of the particular variable that triggered the error code.
AVS was originally developed by MasterCard but is now used across almost all major credit card banks
(VISA, American Express, etc.) to help protect its customers from fraud.
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