From the course: IoT Product Security

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Trusted Platform Module: Part 4

Trusted Platform Module: Part 4

From the course: IoT Product Security

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Trusted Platform Module: Part 4

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Hi, I'm Matthew Clark. And this is Lesson 4.10: Trusted Platform Module, Part 4. In this lesson, we'll talk about TPM states and the CRTM. We'll also talk more about the PCR and measured boot, and then we'll tie everything we've learned in the last four lessons together. So let's get started. Okay. So let's do a quick review. Let's talk about certification authorities and the ownership process. Within certification authorities, there's really two main that we've talked about, the trusted platform module entity or TPME and the privacy CA. So let's talk about the TPME. It creates and signs a certificate called an endorsement credential, and the TPM is usually the TPM manufacturer. The signed certificate provides assurance that the public key is properly tied to the private key, that the private key is securely held within the TPM and that the TPM properly follows the TCG standards. The privacy CA is used for creation of attestation identity keys or AIKs. So the private CA receives a…

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