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. 17, 2020
Filed:
Oct. 12, 2018
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Venkata Subramanian Madhu, Bangalore, IN;
Nishant Roopalwal, Bangalore, IN;
Srikanth Mandalapu, Bangalore, IN;
Ramanath Vishnu Pai, Bangalore, IN;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method for performing a secure payment in an offline mode in an electronic device is provided. The method includes launching a secure application at the electronic device, obtaining a nonce token from an authentication unit of the electronic device, obtaining a nonce signature from a server via a network, entering an offline mode where the electronic device is disconnected from the network, encrypting, by the secure application, a user credential input by a user using the nonce token and the nonce signature, decrypting and validating, by the authentication unit, an encrypted user credential, generating a secure object based on the decrypted user credential and a random number generated by the authentication unit and performing a secure payment based on the secure object.