Cole 🇿🇦
@ColeTU
I help people secure and understand bitcoin. ⚡ Latest video on YouTube:
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How to build a Casa multi-signature vault with two hardware wallets.
- Setup 2 hardware wallets from scratch (preferably, different vendors)
- Build a Casa vault using 3 keys
- How to receive and send Bitcoin
- Optionally: How to export wallet to Sparrow Wallet
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The main “complexity” with multi-signature is the descriptor file.
In order to “build” your multi-sig vault, you need the public keys for each wallet involved in that multi-sig.
Without the public keys, your wallet coordinator (like Sparrow) can not “access” your funds to build a spending transaction.
So if you do a 2/3 multi-signature, you can lose a seed, but you CAN NOT lose the descriptor!
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How to Self Custody your Bitcoin - Complete Beginners Guide
