SHE Secure Hardware Extension - ESCRYPT
SHE Secure Hardware Extension - ESCRYPT
SHE Secure Hardware Extension - ESCRYPT
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<strong>SHE</strong> – Perspective from Specification (2)<br />
� <strong>SHE</strong> specifies <strong>Secure</strong> Zone components and algorithms<br />
� Cryptography<br />
• En-/decryption unit<br />
• AES 128 algorithm<br />
� ROM<br />
• Secret key storage<br />
SECRET_KEY<br />
• Unique key storage<br />
UID<br />
� RAM<br />
• RAM key storage<br />
• PRNG key storage<br />
� NV-Memory<br />
• Boot key & MAC storage<br />
INTERNAL USE ONLY<br />
RAM<br />
ROM<br />
• Master key, general purpose key storage<br />
13<br />
Crypto-<br />
graphy<br />
NV-Memory<br />
Copyright 2012 FUJITSU SEMICONDUCTOR EUROPE GMBH
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