Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
Reexamination Certificate
2003-11-17
2009-12-22
Vu, Kimyen (Department: 2435)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Particular communication authentication technique
C380S047000, C380S227000, C711S163000, C711S164000
Reexamination Certificate
active
07636844
ABSTRACT:
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.
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Blakely , Sokoloff, Taylor & Zafman LLP
Intel Corporation
Shan April Y
Vu Kimyen
LandOfFree
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