METHODS, APPARATUS, SYSTEMS AND COMPUTER READABLE MEDIUMS FOR ANONYMIZED IDENTIFICATION OF PAYMENT CARD ACCOUNTS BELONGING TO A SAME ENTITY

摘要

In one embodiment, a method includes receiving, by a processing device, data representing a plurality of payment card transactions made in association with payment card accounts, the data including personally identifiable information; anonymizing, by a processing device, the data by hashing the personally identifiable information; determining, by a processing device, a plurality of the payment card accounts that belong to a same entity based on the hashed personally identifiable information without decoding the hashed personally identifiable information to recover the personally identifiable information; and identifying, by a processing device, the determined plurality of payment card accounts as belonging to the same entity.

主权项

1. A method comprising:
receiving, by a processing device, data representing a plurality of payment card transactions made in association with payment card accounts, the data including personally identifiable information; anonymizing, by a processing device, the data by hashing the personally identifiable information; determining, by a processing device, a plurality of the payment card accounts that belong to a same entity based on the hashed personally identifiable information without decoding the hashed personally identifiable information to recover the personally identifiable information; and identifying, by a processing device, the determined plurality of payment card accounts as belonging to the same entity.