Countermeasure method and device for protecting data circulating in an electronic microcircuit
US8819609B2 · kind B2 · utility
2Cited by
7References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2012 |
| Grant date | Aug 26, 2014 |
| Priority date | — |
| Expiry date | Sep 24, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49155
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to a countermeasure method in an electronic microcircuit, comprising successive process phases executed by a circuit of the microcircuit, and adjusting a power supply voltage between power supply and ground terminals of the circuit, as a function of a random value generated for the process phase, at each process phase executed by the circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.