Secure boot devices, systems, and methods
US9749141B2 · kind B2 · utility
5Cited by
3References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2015 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Oct 5, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/64
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A secure boot method includes: obtaining a certificate digest at a digest processor from a write-once, always-on memory; calculating a flash digest using the digest processor by cryptographically processing a sensitive information image; and comparing, using the digest processor, the flash digest with the certificate digest.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.