MODULE 4

Cold Storage & Hardware Wallets

The practical core of the course. Move from theory to hands-on action: setting up hardware wallets, generating and backing up seed phrases, and building multi-signature vaults that protect against theft, loss, and single points of failure.

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What You'll Learn

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Storage Options

Understand hot wallets, cold wallets, and air-gapped setups for maximum security.

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Hardware Wallet Setup

Configure Coldcard, Ledger, Trezor, and verify supply chains for authenticity.

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Seed Phrase Security

Master backup strategies using paper and steel plates with Shamir's Secret Sharing.

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Multisig Vaults

Build 2-of-3 and 3-of-5 multisig configurations for fortress-level protection.

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Recovery Testing

Verify your setup with test transactions and disaster recovery simulations.

Lesson Breakdown

1

Hot vs. Cold Storage

Learn the fundamental distinction between exchange accounts, hot wallets, and cold wallets. Understand air-gapped setups.

Exchange Accounts Hot Wallets Cold Wallets Air-Gapped Multisig
2

Hardware Wallet Setup

Hands-on guide to configuring Coldcard, Ledger, and Trezor devices. Learn supply chain verification techniques.

Coldcard Ledger Trezor Supply Chain Verification
3

Seed Phrase Security and Backup

Master backup strategies including paper backups, steel plate storage, and Shamir's Secret Sharing for redundancy.

Paper Backup Steel Plates Shamir's Secret Sharing Geographic Distribution
4

Multisig Vaults Explained

Understand multisignature technology. Learn 2-of-3, 3-of-5, timelock contracts, and key distribution strategies.

2-of-3 Setup 3-of-5 Setup Key Management Timelock Contracts
5

Building a 2-of-3 Multisig Vault

Step-by-step construction of your own multisig vault using Sparrow Wallet and coordinator setup.

Sparrow Wallet Multisig Coordinator Setup Test Transactions
6

Recovery Testing

Verify your setup with test transactions, disaster simulations, recovery verification, and full wipe tests.

Disaster Simulation Recovery Verification Full Wipe Test

What's Included

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Lifetime Access

Access the course forever. New updates included at no extra cost.

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6 Comprehensive Lessons

In-depth coverage of every aspect of cold storage and multisig security.

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Hands-On Exercises

Practical setup and testing activities with your own hardware wallets.

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Diagrams & Illustrations

Visual guides for seed distribution, multisig architecture, and wallet setup.

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Downloadable Study Guide

Checklists, configuration templates, and recovery procedures you can save offline.

$29
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30-day money-back guarantee. No questions asked.

Continue Your Journey

Previous Module

Module 3: Running a Full Node

Verification and sovereignty through self-hosted Bitcoin

Next Module

Module 5: Privacy & Anonymity

Reclaim your financial privacy on the blockchain