Masking with shared random bits
US9143325B2 · kind B2 · utility
4Cited by
1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2012 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Aug 21, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A non-linear transformation including a plurality of non-linear logical operations is masked to a second or higher order. The masking includes receiving a set of random bits, and machine-masking two or more of the plurality of non-linear logical operations with a same random bit from the set of random bits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.