Update management apparatus of industry control system, apparatus and method for update verification
US11144644B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Oct 24, 2017 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Sep 29, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/033
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An update management apparatus and an update verification apparatus and method of a control system. The update verification apparatus of the control system includes a file type classification unit for classifying one or more input update files into any one file type of a firmware file, a patch file, and another type of file; an integrity verification unit for verifying integrity of the update files based on the file types of the update files; and an update file generation unit for generating a final update file from the update files, the integrity of which has been verified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.