Title:
METHOD FOR STORING AND RECOVERING CONFIDENTIAL INFORMATION IN SERVER
Document Type and Number:
WIPO Patent Application WO/2020/130297
Kind Code:
A1
Abstract:
According to the present invention, a method for storing confidential information in a server is performed in an environment including a biometric information recognition device, a user terminal, and a server, and the method comprises: a first step of acquiring, by a user terminal, a template of biometric information recognized by a biometric information recognition device; a second step of generating identification information by the user terminal on the basis of primary authentication information input by a user; a third step of generating a function encryption key by the user terminal; a fourth step of generating, by the user terminal, an encryption key for encryption of confidential information; a fifth step of encrypting the template with the function encryption key by the user terminal; a sixth step of encrypting the confidential information with the encryption key by the user terminal; a seventh step of transmitting the identification information, the function-encrypted template, and the encrypted confidential information to a server by the user terminal; and an eighth step of storing the function-encrypted template, the confidential information, and the function encryption key by the user terminal.
Inventors:
KANG JOONKOO (KR)
MOON KIBONG (KR)
SEO DONGGUON (KR)
LEE KWANGHOO (KR)
MOON KIBONG (KR)
SEO DONGGUON (KR)
LEE KWANGHOO (KR)
Application Number:
PCT/KR2019/012444
Publication Date:
June 25, 2020
Filing Date:
September 25, 2019
Export Citation:
Assignee:
KOREA SMART AUTHENTICATION CORP (KR)
International Classes:
H04L9/08; H04L9/32
Domestic Patent References:
| WO2018038914A1 | 2018-03-01 |
Foreign References:
| KR101888903B1 | 2018-08-17 | |||
| KR101838432B1 | 2018-04-26 | |||
| KR20180026508A | 2018-03-12 | |||
| KR20170075655A | 2017-07-03 |
Attorney, Agent or Firm:
BACK, Doehyun (KR)
Download PDF: