Methods and systems for client-enhanced challenge-response authentication
US9779224B2 · kind B2 · utility
1Cited by
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22Claims
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Key dates
| Filing date | May 5, 2014 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Dec 7, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/48
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Methods, systems and apparatus for performing client-server authentication using a device authentication and optional user authentication approach. In a device authentication stage, the client is unlocked to provide access to a cryptographic key used for authentication. In a user authentication stage, the user provides a personal data credential used to generate an additional cryptographic key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.