Mastercard International Incorporated

James An

Qian Wang

Shen Xi Meng

Arun Acharya

Nigel Noyes

Christopher Bracconeri

A method and system include receiving a request to initiate a purchase transaction with a payment card product; generating a message to verify an authenticity of a cardholder of the payment card product, wherein the message includes a request for data about a previous transaction executed with the payment card product; receiving, in response to the generated message, input from the cardholder; comparing the input from the cardholder to stored data associated with the previous transaction; and one of confirming the cardholder as a true owner of the payment card product or denying the cardholder as the true owner of the payment card product based on the comparison. Numerous other aspects are provided.

Growing community of inventors

Flushing, NY, United States of America

James An