BIOS update file
US7017040B2 · kind B2 · utility
14Cited by
7References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2003 |
| Grant date | Mar 21, 2006 |
| Priority date | — |
| Expiry date | Apr 10, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/572
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system includes a processor, a memory including a basic input/output system (BIOS) in flash memory that includes digital signature verification, and a BIOS update installation process, and a medium containing a BIOS update file. The BIOS update file includes a signed data portion having a volume header, signed data and executable update code to configure the signed data with data in an unsigned data portion, and a digital signature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.