Partitioning access to system resources
US9525555B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2014 |
| Grant date | Dec 20, 2016 |
| Priority date | — |
| Expiry date | Jan 26, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/68
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a processor has at least one core to execute instructions, a security engine coupled to the at least one core, a first storage to store a first immutable key associated with a vendor of the processor, and a second storage to store a second immutable key associated with an original equipment manufacturer (OEM) of the system. A first portion of firmware is to be verified based at least in part on the first immutable key and a second portion of firmware is to be verified based at least in part on the second immutable key, the first portion of firmware associated with the vendor and the second portion of firmware associated with the OEM. Other embodiments are described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.