System, method and computer program product for detecting tampering in a product
US9798294B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 26, 2012 |
| Grant date | Oct 24, 2017 |
| Priority date | — |
| Expiry date | Apr 13, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/87
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for detecting tampering in a product having a tamper-detector seal, including a secure element configured to store a digital signature and a data associated with the digital signature, transmit the digital signature and the data associated with the digital signature in response to a request, detect tampering of the tamper-detector seal, and modify the data associated with the digital signature if tampering is detected. The system further includes a seal validation device configured to receive a public key associated with the product, request the digital signature and the data associated with the digital signature from the secure element, and validate the digital signature utilizing the data associated with the digital signature and the public key associated with the product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.