公开(公告)号：US11451519B2

公开(公告)日：2022-09-20

申请号：US17104695

申请日：2020-11-25

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Jung Yeon Hwang ,  Seung-Hyun Kim ,  Sung-Hoon Lee ,  Soo Hyung Kim ,  Sangrae Cho ,  Seok Hyun Kim ,  Young Seob Cho ,  Youngsam Kim ,  Jong-Hyouk Noh ,  Kwantae Cho ,  Jin-Man Cho

IPC: H04L9/32 ,  G06F21/45 ,  H04L9/30 ,  H04L9/40

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.