Verified by Visa (VbV) is a security technology that authenticates your Visa card and makes sure that only the authorized cardholder using it to place orders. If the bank that issued your Visa card supports VbV, you'll be prompted to enter your password or to sign up for VbV when you check out on Walmart.com. Visit the Verified by Visa page for the bank that issued your VbV card to register and activate your card.
Once your card is activated, your card number will be recognized whenever you purchase at Walmart.com or at other participating online stores. Enter your password in the VbV pop-up window, follow the prompts to verify your identity, and complete the transaction normaly. In stores that are not yet participating in Verified by Visa, your Visa card will continue to work as usual without requiring you to verify your information.