Patent · US Active

Certificate issuance support system, certificate issuance support method and program

US12278911B2 · kind B2 · utility

0Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 2020
Grant dateApr 15, 2025
Priority date
Expiry dateJul 3, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L9/3247
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A certificate issuance support system includes a certificate application device in a first organization for applying to an authentication station for issuance of an OV certificate; and an existence assurance device in a second organization for guaranteeing the existence of the first organization. The existence assurance device imparts a first signature to first information for guaranteeing the existence of the first organization in response to a request from a terminal used by a member of the first organization, transmits the first information imparted with the first signature is to the certificate application device, and verifies a second signature generated by the certificate application device and imparted to second information for guaranteeing affiliation of the member with the authentication station. The certificate application device transmits the first information with the first signature and the second information with the second signature to the authentication station to receive the OV certificate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.