System and method for secure replacement of high level cryptographic keys in a personal security device
US7085386B2 · kind B2 · utility
38Cited by
13References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2001 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Aug 31, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/0877
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A data processing system and method for generating and installing a master key replacement key and a new master key post issuance without using a potentially compromised master key to access a PSD's security executive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.