Patent · US Active

Secure booting system and operation method thereof

US12326938B2 · kind B2 · utility

0Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2023
Grant dateJun 10, 2025
Priority date
Expiry dateSep 15, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2221/034
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A booting system includes a firmware release server, an electronic device configured to execute a boot loader and first firmware distributed from the firmware release server, the electronic device including at least one processor, a first storage unit configured to store a secret value shared with the firmware release server, a read-only memory (ROM) configured to store a ROM code executable in booting, a second storage unit configured to store the boot loader and the first firmware, where the ROM code, when executed, causes the at least one processor to perform a verification operation on the boot loader based on the secret value and a first endorsement image received from the firmware release server, and where the boot loader is configured to perform a verification operation on the first firmware based on a second endorsement image received from the firmware release server.

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