Chapter 11. Building Trust

As described in earlier chapters, the principle behind the Trusted Computer Platform Alliance (TCPA) is to start from a single point of trust (although in practice this can be divided into multiple roots of trust), and to then build a chain of trust across the layers of firmware and software until reaching the desired level of trusted elements, or the chain has been broken. As will be seen in the next chapter, which expands upon the concept of challenging a TP, this trust construction mechanism can even be extended to remote entities. But first, this chapter describes how to build this chain of trust from all the elements previously introduced.

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