Systems and methods for protecting access to encrypted information
US6272637A · kind A · utility
146Cited by
13References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1997 |
| Grant date | Aug 7, 2001 |
| Priority date | — |
| Expiry date | Apr 14, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C29/46
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A microcontroller communicating via a data path and an address path with a memory block containing encrypted contents, the microcontroller including the capability for detecting resets effectuated in the wake of an unauthorized attempt to gain access to the encrypted contents and the capability of evading such an unauthorized attempt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.