[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8},"actionData","errors","root",{"_28":-5,"_38":-5,"_39":40,"_41":42,"_43":44,"_45":46,"_47":48,"_49":50,"_51":52,"_53":54,"_55":56,"_57":58},"routes/_store+/_readers+/email_author.$slug/route",{"_9":10,"_11":-5},"book",{"_12":13,"_14":15,"_16":17,"_18":19,"_20":21,"_22":23},"currentUser","id","Z2lkOi8vbGVhbnB1Yi9TdG9yZTo6Qm9va1Byb2R1Y3QvODI3NjM","title","The Psychology of a Smart Contract Hacker","state","published","contactAuthorMethod","email","aboutText","

Most security books tell you to write safer code. This one forces you to think like the adversary.

Harold Achiando doesn't just show you where reentrancy hides or how to configure an oracle. He walks you through the psychological and architectural patterns that make protocols vulnerable in the first place. Drawing from years of real-world research and post-mortem analysis, this book bridges the gap between \"what the code says\" and \"what the chain actually enforces.\"

Inside, you will move through a spiral of learning: from the restless curiosity of a hacker, to the geometry of attack trees, to the economic weapons of flash loans and governance manipulation, and finally to the defensive habits that turn a fragile system into a resilient one.

What makes this book different?

It teaches assumption auditing—finding the untested beliefs that kill protocols.
It demystifies advanced attacks (MEV, cross-chain exploits, governance takeovers) without drowning you in jargon.
It provides ready-to-use tools: the Assumption Ledger, the Golden Hour Incident Playbook, and the Security Maturity Model.
It treats security as a human and cultural challenge, not just a technical checkbox.

Who This Book Is For

Solidity Developers: Learn to spot the silent assumptions in your own code before an attacker does.
Security Auditors & Researchers: Add the \"Mirror Principle\" and economic modeling to your review toolkit.
Protocol Founders & Engineering Leads: Understand where your team's blind spots lie and build a culture that rewards paranoia over certainty.

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Kick off your book project, get started with GhostAI, get better at marketing, or spend the day doing all three! Free live workshops on Zoom. Saturday, June 27, 2026.

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