Method and apparatus for access control in distributed blockchain-based internet of things (IoT) network
US10749677B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2018 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Oct 5, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An electronic device is provided. The electronic device includes a memory, a communication circuitry, and a processor configured to transmit, a first signal for requesting to access an external device, to the external device, receive, a second signal for requesting to provide a token stored in the electronic device, from the external device, the token being generated based on at least part of a block chain including at least one block that is respectively associated with at least one external device that has been accessed by the electronic device, in response to the reception, transmit, information on the token, to the external device, receive, a third signal indicating allowed the access, from the external device, the third signal being transmitted from the external device in response to identifying, by the external device, to validate the token in all of the plurality of external devices, and access the external device based on the third signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.