Detecting alteration of boot code
US12380213B2 · kind B2 · utility
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5References
12Claims
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Key dates
| Filing date | Mar 2, 2022 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | Jan 24, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/033
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An information processing apparatus includes a first storage medium configured to store a first boot code, a boot code signature value for the entire first boot code, and a specific area signature value for a specific area in the first storage medium, and an alteration detection unit configured to perform detection of an alteration of the first boot code by using the boot code signature value stored in the first storage medium, and perform detection of an alteration in the specific area by using the specific area signature value stored in the first storage medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.