Part I · September 11, 2026 · 8-minute read
From AI Breaking Containment to the Race to Defend Critical Infrastructure
The rabbit hole that sent me looking for what was being built on the other side.
Read Part IThe Direnzic Briefing · A series
The AI-Cyber Rabbit Hole
AI models that reached real systems from inside their test environments. More than 30 water systems hit in one weekend. A billion-dollar commitment to the defense. They looked like separate stories, until they didn’t. So I went looking for what was being built on the other side.
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Read the series in order
Part II · September 15, 2026 · 10-minute read
Somebody Was Building the Other Side. So I Went Looking.
OpenAI had committed $1 billion to the defense. I wanted to know what, exactly, it was building.
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Part III · September 22, 2026 · 9-minute read
The Most Important Part of Daybreak May Not Be the AI
The models are getting more capable. The programs are multiplying. But somebody still has to turn all of that capability into something a real organization can actually use.
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Part IV · September 29, 2026 · 10-minute read
AI Is Moving Faster Than Your Organization Can Decide
The technology is getting faster at finding problems. The question is whether the organization on the other side can decide, coordinate and act at the same speed.
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Part V · October 6, 2026 · 11-minute read
The Vulnerability Is Real. Now Prove Your Organization Can Handle It.
A critical vulnerability is disclosed and a fix exists. The question is whether the organization can figure out if it is affected, decide who owns the call, act safely and prove the problem is closed.
Read Part VPart VI · Tuesday, October 13, 2026
What Happens When Finding the Vulnerability Is No Longer the Hard Part?
The series finale. One finding was hard enough. Part VI asks what happens when the findings arrive by the thousands. Subscribe and it lands in your inbox the day it goes live.
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The AI-Cyber Rabbit Hole: Did You Really Read It?
Do We Have It? covers Part V: twelve quick questions and one scrambled Tuesday. Hit a dead end, rewind, and try again. Missed the earlier ones? Who Decides? covers Part IV, Behind the Door covers Part III, and Rabbit Hole Descent covers Parts I and II.
The Direnzic Briefing
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