Device, system, and method of obfuscating data processed within an integrated circuit
US7895327B2 · kind B2 · utility
8Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 10, 2008 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Sep 6, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/12
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Device, system, and method of power trace obfuscation. In some embodiments an integrated circuit may include a signal modifier to introduce a pseudo-randomly selected modification to a state-transition pattern of at least one signal, which is related to internal processing of data within the integrated circuit. Other embodiments are described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.