Method for performing shared secret key renewing and electronic device for supporting same
US12231557B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2022 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Nov 21, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/80
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An electronic device according to various embodiments may include: a communication circuit, a memory, and at least one processor functionally connected to the communication circuit and the memory, wherein the at least one processor is configured to: perform wireless communication with an external electronic device through the communication circuit, based on a shared secret key generated by the electronic device in a process of configuring an association with the external electronic device, transmit, to the external electronic device through the communication circuit, a renewal frame for renewing the shared secret key, at a time point at which a lifetime of the shared secret key expires or at a time point a specified time ahead of the time point at which the lifetime of the shared secret key expires, and renew the shared secret key to perform wireless communication with the external electronic device through the communication circuit, based on the renewed shared secret key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.