Secure software updates
US9489496B2 · kind B2 · utility
14Cited by
15References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2005 |
| Grant date | Nov 8, 2016 |
| Priority date | — |
| Expiry date | Mar 29, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2107
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Improved techniques to update software in electronic devices that are already in use are disclosed. In one embodiment, software can be updated in a secure and controlled manner using cryptography. The authenticity of the updated software as well as its appropriateness for the particular electronic device can be confirmed prior to update. The software can also be updated on a per module basis. In one embodiment, a server hosts software updates for various electronic devices, and supplies the appropriate software update to the electronic devices via a data network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.