The Terminal Is a Conversation
My first Linux distribution no longer exists. I mention that because it lands two points at once: Linux is old enough to have history, and the skills transfer anyway...
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The Map and the Floor
After years of working, teaching, writing in this field, the pattern I see most in newcomers is not lack of ability. It is freezing...
The Moment AI Stops Being a Tool: Why Autonomy Is the Risk Multiplier
A tool's failure is advisory because a human still reviews the output before anything happens. An agent's failure is operational because the bad output is the action...
The Outermost Ring: Enterprise and Cloud Security — and the End of the Series
This installment goes in a different direction. Where the last post zoomed all the way in — past the running host, past the alert, down to a single line of source...stepping away from individual controls entirely and asks about the distributed, multi-platform enterprise the cloud produced.
Four Tools, One Target: The Application Security Testing Labs in the Cybersecurity Architect's Handbook, Second Edition
We've climbed through the rings of the architecture... This installment goes further upstream than any of them. It steps back to the code itself — and asks how you find the flaw while it's still cheap to fix and it hasn't shipped yet. That's the domain at the heart of Application Security Testing.
Every Seat in the SOC: The Incident Response and Investigation Labs in the Cybersecurity Architect's Handbook, Second Edition
This installment does something different. Every domain we've covered so far — even the unglamorous hygiene loop — was, at bottom, an attempt to keep the bad day from arriving. This one starts the morning after it did...
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Book Review: The Ultimate Ubuntu Handbook — A 24.04 Field Guide That Will Outlive 24.04
My lab runs Debian 13 as the primary environment, so when a 356-page Ubuntu book landed on my desk, my first instinct was to skim it, nod politely... Instead I read the whole thing — and I'm giving it five stars...
The Unglamorous Loop That Decides Everything: Inside the Vulnerability and Configuration Management Labs
I've been working through the second edition of the Cybersecurity Architect's Handbook's "secret menu" one domain at a time...the controls that still mean something after everything else has fallen. This installment does something different...it looks down at the ground all of them are standing on.
Know the Ground: Inside the Network Security Controls Labs of the Cybersecurity Architect's Handbook
Before we get into the core of the article — a quick, time-bound note. Packt is sponsoring a giveaway on my LinkedIn channel...This post moves to the first place that thinking touches wire: Category 2, Network Security Controls...
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Strategy Without Tactics
"Instead of just rehashing abstract theory, it bridges the gap between high-level security principles and real-world execution. It's practical, actionable, and a great tool for anyone designing or engineering modern infrastructure."
Many Calculations Before the Battle: Inside the Threat Modeling Labs of the Cybersecurity Architect's Handbook
In the last post I gave you the tour — the foundational labs, the eight operational categories...So let's start where the whole discipline starts: Category 1, Threat Modeling and Risk Assessment.
Foundations Before Firepower: The Full Lab Curriculum Behind the Cybersecurity Architect's Handbook, Second Edition
In the last post, I jumped straight to the top of the spire — the AI Security Automation capstone. But a capstone, by definition, sits on top of something. You can't appreciate the spire if you've never seen the cathedral....