Mastercard International Incorporated

Dattesh Naik

Ravi Pareek

Piyush Sharma

Deepti Dhapola

Praveen Teragankar

Shrikant Subhash Belan

Embodiments provide methods and systems for preventing a fraudulent payment transaction. The method performed by issuer system associated with payment account of user includes generating unique data for payment transaction of the user upon approval of payment transaction authorization request signal. The method includes facilitating encryption of the unique data based on encryption key and sending payment transaction authorization response signal to payment server associated with payment network. The payment transaction authorization response signal includes at least the encrypted unique data. The method includes processing the payment transaction upon receiving a notification of a successful validation of the payment transaction authorization response signal from payment server. The validation of the payment transaction authorization response signal is performed by payment server. For validation, payment server decrypts unique data received in payment transaction authorization response and determines match between decrypted unique data and payment data associated with payment transaction authorization request signal.

Methods and systems for preventing a fraudulent payment transaction

A system and method for authenticating a location of a payment acceptance device is provided. The method comprises receiving a transaction request comprising merchant data, the merchant data identifying the payment acceptance device and location information identifying a location at which the transaction request is initiated; retrieving, from a database, a payment acceptance device identifier based on the merchant data, the payment acceptance device identifier identifying a location at which the payment acceptance device is registered; authenticating the location of the payment acceptance device by comparing the location information and the location identified by the payment acceptance device identifier.

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Pune, India

Dattesh Naik