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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.

Utilities for Parsing Intel Microcode

This post discusses how to convert and parse Intel microcode files for Linux systems and provides two Python 3 scripts to assist you in this task.

Examining Intel Microcode in Lenovo Firmware Updates

This post demonstrates how to extract Intel microcode updates from a Lenovo firmware update using UEFItool and subsequently use an 010 Editor template to extract useful information from the extracted Intel microcode updates.

My Thoughts on Systemd on RHEL7

This blog post discusses my viewpoint that systemd adds no value when used on an enterprise server such as RHEL7 and, in fact, results in a misuse of scarce corporate or governmental resources for no discernable increase in security or productivity.

So You Think You Are Ready For The RHCSA Exam?

Want to test your RHCSA test preparedness? This blog post provides details of a custom CentOS 7.2 VM which enables you to do exactly that. As close to the real exam experience as possible.