The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 23, 2021
Filed:
Nov. 13, 2017
American Express Travel Related Services Company, Inc., New York, NY (US);
Manish K. Deliwala, Chandler, AZ (US);
Varaprasad Kotha, Phoenix, AZ (US);
Ajay Babu Maddukuri, Phoenix, AZ (US);
American Express Travel Related Services Company, Inc., New York, NY (US);
Abstract
Systems, methods, and articles of manufacture for secured account provisioning and payments using near-field communication (NFC) enabled devices are provided. The system may receive an encrypted account provisioning request comprising a provisioning account and a device fingerprint; decrypt the encrypted account provisioning request with a server root key; retrieve a limited use payment credential (LUPC) based on the provisioning account; generate an ENC key, a MAC key, and a DEK key based on the device fingerprint and the server root key; and encrypt the LUPC using the ENC key, the MAC key, and the DEK key to generate an encrypted account payload.