Secured communication between a host device and a client device
US11218298B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2018 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | May 29, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W4/70
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for a host to establish communication with a client comprising receiving a client-specific certificate and a pairing request message, verifying the client-specific certificate, verifying the pairing request message, sending a host-specific certificate and a first value, receiving a second value, verifying the second value; sending a third value, receiving an encrypted fourth value, decrypting the fourth value using a group key, determining the fourth value equals the third value, identifying the client received the group key correctly, and ending a verification message indicating successful establishment of communication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.