Authentication
US9698985B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 2014 |
| Grant date | Jul 4, 2017 |
| Priority date | — |
| Expiry date | Jun 3, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method in a first entity for authenticating itself to a second entity by proving to the second entity that it is in possession of a full secret without sending the full secret to the second entity, the method comprising: receiving in the first entity an input from a user, the full secret having been divided into at least a first factor and a second factor and the input relating to the second factor of the full secret; reconstructing in the first entity the full secret from at least the first factor and the input; and carrying out a calculation in the first entity using the reconstructed full secret and sending the results of the calculation to the second entity, wherein the results provide an input to a pairing calculation in the second entity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.