公开(公告)号：US11343072B2

公开(公告)日：2022-05-24

申请号：US16743781

申请日：2020-01-15

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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

IPC: H04L29/06 ,  H04L9/06 ,  H04L9/32 ,  H04L9/30

Abstract: A method and an apparatus for providing a service using a kiosk by a service providing server by performing the steps of: receiving a device list of at least one kiosk having an ability to provide the service among a plurality of kiosks registered in a blockchain from a kiosk server; authenticating a first kiosk through a smart contract function embedded in the blockchain when a user requests the service through the first kiosk and determining whether the first kiosk is included in the device list; and providing the service to the user when the first kiosk is authenticated by the smart contract function and is included in the device list are provided.

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.