July 2002
Intermediate to advanced
352 pages
11h 1m
English
book
Trusted Computing Platforms: TCPA Technology in Context
by Siani Pearson, Boris Balacheff, Liqun Chen, David Plaquin, Graeme Proudler
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Data Integrity Registers
If the RTM and measurement agents that measure the boot process of a platform are modified to enforce a secure boot, it is possible for the TPM owner (who is also the platform owner) to dictate that the platform will boot in a prescribed manner or not at all.
A data integrity register (DIR) is a storage register that holds digest values. During a boot process, the RTM or the current measurement agent makes an integrity measurement and incorporates the measurement result into a PCR. In a secure boot process, the RTM or measurement agent then reads the PCR and reads a DIR. If the two values match, the RTM or measurement agent passes control to the measured software, and the boot process continues. If the two values don't ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.