Apparatus and method for SSP device and server to negotiate digital certificates
US12238515B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2023 |
| Grant date | Feb 25, 2025 |
| Priority date | — |
| Expiry date | Dec 18, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/03
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of a local bundle assistant (LBA) negotiating a certificate with a secondary platform bundle manager (SPBM) in a wireless communication system including: transmitting a request message requesting information of certificates supported by a secondary secure platform (SSP) to a secondary platform bundle loader (SPBL) of the SSP; receiving the information of certificates supported by the SSP including information of certificate issuers corresponding to a family identifier from the SPBL; transmitting the information of certificates supported by the SSP to the SPBM; and receiving a certificate of the SPBM for key agreement, information of public key identifiers of certificate issuers to be used by the SSP, and information of the family identifier from the SPBM.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.