The Direnzic Briefing · Drills

The Direnzic Briefing Drills

Short, hands-on drills that test what you read, what you know, and what you could actually prove. Play one, share your score, and challenge a colleague.

This week's drill

The AI-Cyber Rabbit Hole, Part VI: Was It Findable?

Saturday, October 17, 2026 · Covers Part VI

Quiz + crossword + cryptogram · Part VI

Was It Findable?

The finale gets a finale. Twelve quick questions take you through Part VI, then two bonus rounds wait at the bottom: a crossword built from Part VI, and one last cryptogram hiding the title of every Part in the series.

Play the drill Have not read it yet? Start with Part VI

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Quiz + bonus round · Part V

Do We Have It?

Twelve quick questions on Part V, then put a scrambled Tuesday back in order. Hit a dead end, rewind, and try again.

Play the drill

Quiz + cryptograms · Part IV

Who Decides?

Twelve quick questions and three cryptograms on Part IV. Hit a dead end, rewind, and try again.

Play the drill

Quiz + crossword · Part III

Behind the Door

Twelve quick questions and a sixteen-word crossword on Part III. Hit a dead end, rewind, and try again.

Play the drill

Quiz + crossword · Parts I and II

Rabbit Hole Descent

Fifteen quick questions and a sixteen-word crossword on Parts I and II of The AI-Cyber Rabbit Hole. Hit a dead end, rewind, and try again. At the bottom there is a door, and it leads to this week’s drill.

Play the drill

Readiness drill · Water and wastewater utilities

The 2 A.M. Call

The screens go dark at 2 a.m. Malfunction, or attack? Nine statements drawn from our Minnesota and water-sector analysis. Answer with evidence, not confidence.

Run the drill

Readiness drill · Executive teams

The 9:12 Email

A normal Tuesday. Then one of your largest customers asks for evidence of your cybersecurity controls. Nine statements, scored the way your customer would. How much of it can you actually prove?

Run the drill

What comes next

More drills arrive with new editions of The Direnzic Briefing.

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The Direnzic Briefing

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