Storage device providing high security and electronic device including the storage device
US11323265B2 · kind B2 · utility
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7References
9Claims
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Key dates
| Filing date | Nov 27, 2019 |
| Grant date | May 3, 2022 |
| Priority date | — |
| Expiry date | Feb 13, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/3228
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A storage device includes a basic memory to store a message received from an external device, a security memory to store an authentication key for authenticating the message, a controller to output a control signal, and a security engine to obtain the authentication key from the security memory with an authority to access the security memory in response to the control signal from the controller and to block an access of the controller to the security memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.