Secure boot and software upgrade of a device
US11012859B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2017 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Jul 23, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/645
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of securely resetting a first device comprising a UICC, the method comprising providing a secure reset control application to a secure element of the UICC of the first device wherein the secure reset control application is capable of commanding the UICC to provide notification indicative of a secure reset of the first device being requested if a corresponding signal is received from a remote management server; and/or communication between the secure reset control application and a remote management server cannot be established for a predetermined period of time and upon the next first device reset, determine whether a secure reset has been requested.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.