Method and device for anonymous entity identification
US9225728B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2011 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Nov 14, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0853
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a method for anonymous entity identification, which comprises the following steps: an entity A transmits an RA and an IGA to an entity B; the entity B returns an RB, an IGB and a TokenBA to the entity A; the entity A sends an RA′, the RB, the IGA and the IGB to a credible third-party TP; the credible third-party TP checks the validity of a first group and a second group according to the IGA and the IGB; the credible third-party TP returns an RESGA, an RESGB, and a TokenTA to the entity A, or returns the RESGA, the RESGA, a TokenTA1 and a TokenTA2 to the entity A; and the entity A performs a verification after receiving them; the entity A sends a TokenAB to the entity B; and the entity B performs the verification after receiving it. In the present invention, there is no need to send the identity information of the entity to be identified to an opposite terminal, so that anonymous identity identification is realized.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.