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The Remnant
About the Remnant
🏰
Overview
Guide Overview
Is Coldcard secure?
Wasabi Wallet companion app
Securing the wallet: overview of the basics
How people lose their Bitcoin
🔐
wallet & backup
What you need
Initializing the device
Coldcard Pin Overview
Pin Steps
Updating the firmware
Wallet backup basics
Create Wallet backup
🛡
Wallet Security
Passphrase Overview
Steps for adding a passphrase
Steel Plate Backups
PIN Security Features
Power and Login
Address Explorer
🏅
Using Seed XOR
Seed XOR Overview
Steps for Seed XOR
Restoring your backup
⛓
Sending & Receiving
Installing Wasabi Wallet
Connecting to Wasabi Wallet
Steps for receiving Bitcoin
Sending Bitcoin - Overview
Steps for sending Bitcoin
🔏
Privacy
Overview
BIP-85 Wallets
CoinJoin
🌳
Preparing your legacy
Your Key Scheme
⚠
Summary
DO's & DONT's
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What you need
  • A Coldcard Mk.3 (buy here)
  • 5 metal seed plates (buy here)
  • Automatic center punch (buy here)
  • A USB-A to micro USB cable
  • A microSD card
  • An adapter to connect the USB-A cable to an electrical outlet or a power bank
  • A desktop or laptop computer with one of the following operating systems:
    • MacOS
    • Windows
    • Debian / Ubuntu
    • Linux
  • Paper and pen for the wallet backup process
  • Felt tip marker
  • 3 hours of your time
  • An internet connection

Make sure you are in a secure location with no peering eyes

Close off any window blinds and make sure no camera can see what you’re doing (computer camera, phone camera, etc).
Overview - Previous
How people lose their Bitcoin
Next - wallet & backup
Initializing the device
Last modified 5mo ago
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