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Accessing ACPI MSDM From UEFI Shell

This post discusses how to retrieve a Microsoft Windows 8 or later product key from your firmware using an updated, and enhanced, UEFI Shell utility which I initially developed in 2014.

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.

RHCSA Preparation - Script to Configure a Simple OpenLDAP Server

If you are preparing for the RHCSA exam, this post should be of interest to you. I provide a Bash script which will fully configure a simple OpenLDAP directory server which you can then use to test that your OpenLDAP client setup is correct.

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.