Provisional signature schemes
US7730319B2 · kind B2 · utility
20Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2005 |
| Grant date | Jun 1, 2010 |
| Priority date | — |
| Expiry date | Apr 1, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for implementing portions of a provisional signature scheme are disclosed. In one embodiment, the method comprises creating a provisional signature by performing an operation on a message and completing the provisional signature to create a final signature on the message. Such a scheme may be used for server assisted signature schemes, designated confirmer signature schemes and blind signature schemes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.