Hardware secret usage limits
US9292711B1 · kind B1 · utility
12Cited by
55References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2014 |
| Grant date | Mar 22, 2016 |
| Priority date | — |
| Expiry date | Apr 14, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/1052
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A hardware secret is securely maintained in a computing device. The device operates in accordance with a usage limit corresponding to a limited number of operations using the hardware secret that the device is able to perform. Once the device reaches a usage limit, the device becomes temporarily or permanently unable to perform additional operations using the hardware secret.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.