'Is that even legal?': Companies may be sharing new credit or debit card information without you knowing
Some credit and debit card companies have "updating service" that allows new account numbers and expiry dates to be shared with merchants. Visa's implementation is called VAU and Mastercard's is ABU.
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- 2026-10-10
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Billing › Payments > Credit Cards: “Some credit and debit card companies have "updating service" that allows new account numbers and expiry dates to be shared with merchants. Visa's implementation is called VAU and Mastercard's is ABU.”