Multiprotocol communication authentication
US8671278B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2011 |
| Grant date | Mar 11, 2014 |
| Priority date | — |
| Expiry date | Sep 5, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/85
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for authenticating a transmission between a first and a second circuit transiting through at least one third circuit, wherein: data are transmitted from the first to the third circuit, and from the third to the second circuit; a first signature of the data is calculated by the first circuit; at least a second signature of the data is calculated by the third circuit; at least one first portion of the first signature is transmitted by the first circuit to the third one; and the second signature is transmitted by the third circuit to the second one, a portion of this signature being distorted in case of a failure of authentication of the first portion of the first signature by the third circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.