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.

Date of Patent:
Dec. 14, 2021

Filed:

Oct. 07, 2015
Applicant:

Eleven Street Co., Ltd., Seoul, KR;

Inventors:

Pil Sung Kim, Seoul, KR;

Se Il Oh, Seoul, KR;

Hyeong Moon Kang, Seoul, KR;

Joo Won Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06Q 20/24 (2012.01); G06Q 20/40 (2012.01);
U.S. Cl.
CPC ...
G06Q 20/409 (2013.01); G06Q 20/24 (2013.01); G06Q 20/4012 (2013.01); G06Q 2220/00 (2013.01);
Abstract

The present invention provides that a credit card authentication value is divided into meaningless information blockand information block, the information blockcan be transmitted to a user authentication device that is physically insulated, and the user authentication device that encodes the information blockon the basis of payment PIN information received from user equipment and keeps the encoded information block, and decodes the encoded information blockon the basis of the payment PIN information and transmits the information blockto the credit card permission request device, when there is a request from the credit card permission request device, thereby determining whether there is forgery in payment on a web. Accordingly, security in payment can be improved.


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