Binding a hardware security token to a host device to prevent exploitation by other host devices
US11803631B2 · kind B2 · utility
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1References
14Claims
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Assignee
Inventors
Key dates
| Filing date | May 5, 2021 |
| Grant date | Oct 31, 2023 |
| Priority date | — |
| Expiry date | May 13, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/3247
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system and method described below prevents exploitation of a client's PKI station using the a token installed on other host (attackers') processors. This is accomplished by binding the token to the approved PKI client station (host) using the a software development kit installed in the PKI client station. Once a token is bound to a PKI client station, the token can no longer be used on another station unless permitted by authorized personnel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.