Transaction device security
US11961076B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2021 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Nov 30, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q2220/00
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
There is provided a transaction device comprising a chip enclosure comprising a readable reference code; a chip embedded in the chip enclosure, the chip having the reference code stored therein; wherein the chip is configured to generate a cryptographically signed version of the reference code stored in the chip upon receipt of a request message, such that the reference code can be retrieved from the cryptographically signed version of the reference code for comparison with the readable reference code. There is also provided a method of a manufacturing a transaction device, wherein the method comprises storing a reference code in a chip; positioning the chip on a chip enclosure; embedding the chip in the chip enclosure; and applying the reference code to the chip enclosure in a readable format.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.