Wasabi + Cold Card ~ Air-Gapped Private Bitcoin Storage
World Crypto Network
Wasabi wallet and Cold Card hardware create an air-gapped storage system: Cold Card exports only public keys and extended public key data to SD card (private keys never leave the device), which Wasabi imports on a disconnected computer. Users build partially signed Bitcoin transactions (PSBTs) in Wasabi, export to SD card, have Cold Card sign them, then broadcast the signed transactions through To

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