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UEFI Utility to Read TPM 2.0 PCRs

In this post, I discuss a number of key TPM 2.0 features such as multiple algorithm support and PCR banks, and provide the source code for a UEFI shell utility to display the digests from the first 24 PCRs of a TPM 2.0 implementation.

UEFI Utility to Read TPM 1.2 PCRs

In this post, I provide the source code for a UEFI shell utility to print out all the Platform Configuration Registers (PCRs) for a TPM 1.2 (Trusted Platform Module, version 1.2) and briefly discuss SRTM versus DRTM.

Examining TPM2 ACPI Table

In this blog post, I examine and discuss the contents of a TPM2 ACPI table and provide the source code for a simple UEFI shell utility to print out the contents of this table.

Accessing TPM Functionality From UEFI Shell - Part 1

This is the first in a series of posts which demonstrate how to access, use and modify TPM 1.2 and TPM 2.0 resources via a series of UEFI shell applications.

UEFI Shell Utility to Display TPM 1.2 Event Log

In this post I provide the source code for a simple UEFI shell utility to display the TCG TPM 1.2 event log.