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The Cyber Thriller Field Guide — Front Cover
Free Field Guide
A reader companion to the Obisec Trilogy
THE CYBER THRILLER FIELD GUIDE
The real cybersecurity, surveillance, digital forensics, and financial control behind modern fiction.

Read any cyber thriller and quietly know which parts are real, which are exaggerated, and which should genuinely worry you.
by Dimitrios Zacharopoulos
Free PDF 62 Pages 7 Parts Readers & Professionals Plain Language Includes Exclusive Scene
Why this guide exists

Everything in this guide teaches you what a digital control system looks like from the outside.

Then it shows you what it looks like from the inside, on the ordinary Tuesday it decides you are no longer useful.

The guide ends with The File They Were Not Supposed to Find, a self-contained story set in the world of the OBISEC trilogy. It has never been published. It is not on Amazon, it is not in the books, and it is not for sale. It exists only here, for people who download this guide.

Read it, and you will understand exactly why the trilogy was written.

What you are signing up for

Yes, this is free. Here is the honest version.

This is a registration for my free weekly articles on cybersecurity, surveillance, digital forensics, and the technology behind the headlines. No charge, ever, and you can unsubscribe in one click.

  • Free weekly articles delivered to your inbox, written in plain language for readers and professionals alike.
  • The complete Cyber Thriller Field Guide as a free PDF, sent to you the moment you join, as a thank you for subscribing.
  • An exclusive bonus scene, The File They Were Not Supposed to Find, that appears nowhere else and is not for sale.
  • First to know when the next book and the next free guide arrive.
Inside the guide
The Cyber Thriller Field Guide — Front Cover Front Cover
The Cyber Thriller Field Guide — Back Cover Back Cover
Part 1

What Cyber Thrillers Get Right and Wrong

The "I'm in" myth, instant tracing, government backdoors, unbreakable encryption, digital identity, untraceable crypto, and all-seeing surveillance, separating the theatre from the tradecraft.

Part 2

The Real Attack Chain Behind a Cyber Thriller

A clear map of how attacks really unfold, from reconnaissance and phishing to lateral movement, data theft, the cover-up, and the defender's counter-story. The thinking, not a manual.

Part 3

Digital Forensics for Readers

Why everything leaves a trace: logs, timestamps, metadata, deleted files, mobile devices, cloud accounts, and the chain of custody that decides whether evidence is believed.

Part 4

Surveillance, Digital Identity, and Financial Control

Centralised payments, account freezing, location tracking, biometrics, health data, smart cities, and behavioural scoring, and the architecture that quietly joins them together.

Part 5

The 12 Red Flags of a Digital Control System

The part to keep and share: the warning signs that a system has shifted from serving people to controlling them, read as a single question rather than a verdict.

Part 6

A Cyber Thriller Reading Checklist

The questions to keep beside you: is the attack possible, who controls the infrastructure, who benefits, and what would it mean if this existed today. The same questions a professional asks.

Part 7 · Bonus

The File They Were Not Supposed to Find

An exclusive, never-published story from the world of the OBISEC trilogy. Not on Amazon, not in the books, not for sale. It exists only in this guide, for subscribers.

A note on tone
Nothing in the field guide is an instruction manual. It explains how attackers think and how investigators respond, the way a good crime novel explains how detectives work. The goal is understanding, not capability.

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