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:
Sep. 20, 2022

Filed:

Nov. 25, 2020
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Jung Yeon Hwang, Daejeon, KR;

Seung-Hyun Kim, Daejeon, KR;

Sung-Hoon Lee, Seoul, KR;

Soo Hyung Kim, Daejeon, KR;

Sangrae Cho, Daejeon, KR;

Seok Hyun Kim, Daejeon, KR;

Young Seob Cho, Daejeon, KR;

Youngsam Kim, Daejeon, KR;

Jong-Hyouk Noh, Daejeon, KR;

Kwantae Cho, Daejeon, KR;

Jin-Man Cho, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); G06F 21/45 (2013.01); H04L 9/30 (2006.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 63/0421 (2013.01); G06F 21/45 (2013.01); H04L 9/30 (2013.01); H04L 9/3218 (2013.01); H04L 63/0884 (2013.01); H04L 63/123 (2013.01);
Abstract

An anonymous credential authentication system receives an anonymous credential signature value indicating that setting proposition information using a credential is satisfied from a user device that has been issued the credential combined with multiple pieces of attribute information constituting personal information, generates signer authentication information that confirms a signer of the anonymous credential signature value using an opening key, and outputs the signer authentication information.


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