Telecommunications device security
US9049597B2 · kind B2 · utility
3Cited by
4References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2008 |
| Grant date | Jun 2, 2015 |
| Priority date | — |
| Expiry date | Jul 29, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2149
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A terminal (1) for use with a cellular or mobile telecommunications network (3) includes authentication means (15) such as a SIM, USIM, UICC etc. for authenticating the terminal with the network. The terminal further includes a normal execution environment (30) and a secure execution environment (34). An interface controller (46) is provided in the secure execution environment and intercepts all communications directed to the authentication means to control access to the authentication means by these communications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.