Patent · US Active

Secure processor arrangement

US7895447B2 · kind B2 · utility

4Cited by
3References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 2004
Grant dateFeb 22, 2011
Priority date
Expiry dateMay 14, 2028

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F21/52
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system and method for verifying the authenticity of instructions retrieved from a memory for execution by a processor. In one embodiment, an instruction monitor monitors execution parameters associated with the retrieved instruction and resets the system in response to an indication that an instruction is not authentic.

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