Certificate based security using post quantum cryptography
US11716206B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2020 |
| Grant date | Aug 1, 2023 |
| Priority date | — |
| Expiry date | Dec 1, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0823
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Establishing secure communications by sending a server certificate message, the certificate message including a first certificate associated with a first encryption algorithm and a second certificate associated with a second encryption algorithm, the first certificate and second certificate bound to each other, signing a first message associated with client-server communications using a first private key, the first private key associated with the first certificate, signing a second message associated with the client-server communications using a second private key, the second private key associated with the second certificate, the second message including the signed first message, and sending a server certificate verify message, the server certificate verify message comprising the signed first message and the signed second message.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.