Method for controlling the distribution of software code updates
US7522732B2 · kind B2 · utility
25Cited by
7References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 9, 2004 |
| Grant date | Apr 21, 2009 |
| Priority date | — |
| Expiry date | Jan 24, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/121
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method is described for controlling the distribution of a software code update for an embedded software application on a device. The method includes the steps of assigning an asymmetric key pair to the software application and another asymmetric key pair to the sender of the software code update. The software code update is sent in a secure manner to one or more devices while preventing devices not possessing to the appropriate keys from obtaining the software code update.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.