System and method for improved security in advanced metering infrastructure networks
US12132828B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 29, 2022 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Jan 11, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system includes at least one processor to receive a second public key, a first random number, and a second random number, and store the second public key, the first random number, and the second random number in an installation record, perform key agreement with a first private key and the second public key to determine a MasterSecret, perform key expansion with the MasterSecret, the first random number, and the second random number to generate a client authentication key, a server authentication key, a client encryption key, and a server encryption key, and store the client authentication key, the server authentication key, the client encryption key, and the server encryption key and delete the MasterSecret.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.