Initialization of protected system
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United States of America Patent
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N/A
Issued Date -
Jan 1, 2004
app pub date -
Jun 27, 2002
filing date -
Jun 27, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A system is initialized for operation in a protected operating environment by executing authenticated code that prepares various portions of the hardware for protection from non-trusted software. In one embodiment, initialization includes identifying and locking down specified areas of memory for protected processing, then placing trusted software into the specified areas of memory and validating the trusted software. In a particular embodiment, initialization may also include deriving and protectively storing identifying characteristics of the trusted software.
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