Apparatus and method for creating a trusted environment
US7376974B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2002 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Dec 19, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2153
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A computer apparatus for creating a trusted environment comprising a trusted device arranged to acquire a first integrity metric to allow determination as to whether the computer apparatus is operating in a trusted manner; a processor arranged to allow execution of a first trust routine and associated first operating environment, and means for restricting the first operating environment access to resources available to the trust routine, wherein the trust routine being arranged to acquire the first integrity metric and a second integrity metric to allow determination as to whether the first operating environment is operating in a trusted manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.