Digital certificates with distributed usage information
US11206143B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2019 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Oct 24, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/123
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Digital certificates include pointers to remote certificate information stores that maintain usage information associated with digital certificates. The pointers provide a mechanism for enabling the remote certificate information stores to be queried for usage information associated with a particular digital certificate. The usage information can be used to determine a validity of the digital certificate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.