Data management system, data management method, and non-transitory computer readable medium
US12321470B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2022 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | May 1, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/30
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A first computer, in data registration processing: determines a type of biometric information for encryption with which the data is to be encrypted; acquires the determined type of biometric information for encryption from a user of the first computer; generates, from each piece of the acquired biometric information for encryption, a public key based on a predetermined algorithm; transmits the public key to a second computer; and transmits the data encrypted with the public key to the third computer, the first computer, in data presentation processing: acquires the encrypted data from a third computer; acquires the determined type of biometric information for decryption from the user of the first computer; generates, from each piece of the acquired biometric information for decryption, a private key based on the predetermined algorithm; decrypts the encrypted data with use of the private key; and presents each piece of the decrypted registered data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.