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This method offers a compelling advantage: even if the device is lost or damaged, you can recover your passwords by restoring your Coldcard with the original seed phrase. This means your passwords remain safe, synchronized, and recoverable, tying into the same seed that secures your Bitcoin holdings.
From Passwords to Transactions: Enhanced Utility
Further enhancing its utility, the Coldcard can be plugged into a computer, allowing users to generate or sign transactions securely. For example, one recent feature allows users to scan a transaction QR code, review and approve it on the device, and then broadcast it—all without exposing private keys online.