Mixing secure and insecure data and operations at server database
US9118631B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2013 |
| Grant date | Aug 25, 2015 |
| Priority date | — |
| Expiry date | Jan 14, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0442
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Processing a query, includes, at a client, receiving a user-generated query having a plurality of recognizable terms, securing the user-generated query to generate an encrypted query, so that the plurality of recognizable terms generated by the user-generated query cannot be determined by a server, transmitting the encrypted query to the server, to perform the query on encrypted data comprising a mix of regular data and secure data previously provided by the client, wherein at least one of selection criteria of the query and identifies of selected records of the query result cannot be determined by the server, and interpreting a result of the query provided by the server, and providing an output of the query to the user having the plurality of recognizable terms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.