Method and device for data confidentiality protection based on embedded universal integrated circuit card
US9390277B2 · kind B2 · utility
2Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2014 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Nov 6, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/63
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention provide a method and device for data confidentiality protection based on an embedded universal integrated circuit card. An embodiment method includes determining that a terminal device is not held by an authorized user; setting an eUICC in the terminal device to an unavailable state; and instructing the eUICC to perform confidentiality protection processing on data in the eUICC.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.