Masking query data access pattern in encrypted data
US10089487B2 · kind B2 · utility
1Cited by
7References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 31, 2017 |
| Grant date | Oct 2, 2018 |
| Priority date | — |
| Expiry date | Mar 31, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/602
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for searching in an encrypted database includes the following steps. A search is formulated as a conjunct of two or more atomic search queries. One of the conjuncts is selected as a primary atomic search query. Search capabilities are generated for a secondary atomic search query using the primary atomic search query and the secondary atomic search query.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.