Patent · US Expired

Protecting software environment in isolated execution

US7082615B1 · kind B1 · utility

48Cited by

172References

40Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Carl M. Ellison · Portland, US
Roger Golliver · Beaverton, US
Howard C. Herbert · Phoenix, US
Derrick C. Lin · San Mateo, US
Francis X. McKeen · Portland, US
Gilbert Neiger · Hillsboro, US
Ken Reneris · Wilbraham, US
James A. Sutton · Portland, US
Shreekant S. Thakkar · Portland, US
Millind Mittal · Palo Alto, US

Key dates

Filing date	Sep 22, 2000
Grant date	Jul 25, 2006
Priority date	—
Expiry date	Aug 10, 2022

Classification

Technology area (CPC G)Physics
CPC primaryG06F2221/2105
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

The present invention is a method and apparatus to protect a subset of a software environment. A key generator generates an operating system nub key (OSNK). The OSNK is unique to an operating system (OS) nub. The OS nub is part of an operating system in a secure platform. A usage protector uses the OSNK to protect usage of a subset of the software environment.

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