Method and apparatus for supporting dynamic change of authentication means secure booting
US9971895B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2013 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Mar 7, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/02
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for supporting change of the authentication means for secure booting with the change of the trust root (root of trust) of the readymade electronic device and the electronic device therefor is provided. The secure boot generation method of an electronic device of the present disclosure includes storing plural initial certificates including a first initial certificate and a second initial certificate, designating the first initial certificate as a root certificate for secure booting of the electronic device, and switching the initial certificate from the first initial certificate to the second initial certificate in response to a request. Various other embodiments are possible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.