A field guide, not a firehose

IT and security, explained the way someone should have explained them to you first.

Root & Route is written for people at the actual start of the trail — career switchers, students, and first-line engineers — who are tired of tutorials that assume you already know the thing they're teaching.

Basecamp — no prior knowledge needed
Trailhead — the basics, applied
Ridge — connecting the concepts
Summit — practitioner depth
The route

Four waypoints. Walk them in order or jump ahead.

Latest dispatches

From the trail log

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What a CPU Actually Does All Day

It's not a brain. It's a very fast, very obedient clerk — and that distinction changes how you think about slow computers.

6 min trek

DNS: The Internet's Phone Book (and Why It Breaks Everything)

Humans remember names; networks route numbers. DNS is the translation layer between them — which is why when it fails, it looks like everything failed.

7 min trek

Phishing: Why Smart People Click

Phishing doesn't exploit stupidity — it exploits urgency, authority, and busy Tuesday afternoons. Understanding the mechanics beats mocking the victims.

7 min trek

Zero Trust, Explained Like You're Smart But New

'Never trust, always verify' is the slogan. The castle that stopped working is the actual story.

8 min trek

Your First 30 Days in Cybersecurity: What Actually Matters

You are not expected to know everything on day one. Here's the short list of things that are actually worth your energy.

10 min trek

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