Patent · US Active

System and method for updating a basic input/output system (BIOS)

US8296579B2 · kind B2 · utility

7Cited by

18References

20Claims

0Family size

Assignee

HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. · US

Inventors

Mark A. Piwonka · Spring, US
Jose A. Sancho-Dominguez · Tomball, US

Key dates

Filing date	Nov 6, 2009
Grant date	Oct 23, 2012
Priority date	—
Expiry date	Nov 19, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG06F8/65
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

There is provided a system and method for updating a basic input output system (BIOS). An exemplary method comprises obtaining a BIOS update package comprising a BIOS image update, a BIOS Signature, and a plurality of Public Key regions, wherein each Public Key region comprises a Public Key area and a signature area. The exemplary method also comprises updating a current Public Key with a new Public Key if the new Public Key is identified in one of the Public Key regions. The exemplary method additionally comprises validating the BIOS Signature using the current Public Key.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.