Method and apparatus for secure and oblivious document matching
US8949260B2 · kind B2 · utility
0Cited by
6References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2009 |
| Grant date | Feb 3, 2015 |
| Priority date | — |
| Expiry date | Sep 16, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/605
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for secure and oblivious document matching are described. In one embodiment, the method comprises transmitting initial secure dot product data generated from a document thumbprint for a document to a remote system. The method may also comprise receiving a response from the remote system. In one embodiment, the response is generated by the remote system utilizing the initial secure dot product data and without knowledge of the document. In one embodiment, the method may further comprise determining whether the response indicates a match for the document.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.