Apparatus and method for providing a reliable channel in the SIM device for the computer system

摘要

Exchanging data between a SIM device and an application executed in a trusted platform, wherein the data to be exchanged is secured from unauthorized access. In one embodiment, the exchanging data includes exchanging an encryption key via a trusted path within a computer system, and exchanging data encrypted with the encryption key, via an untrusted path with the computer system.