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Headings (most frequently used words):

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Text of the page (most frequently used words):
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Text of the page (random words):
coldcard key teleport key teleport key teleport is a feature designed for coldcard q devices that lets you securely transfer seed phrases words xprv secure notes passwords singular or all in vault partially signed bitcoin transactions psbts for multisig it uses qr codes or nfc with a helper website for easy reliable transmission keeping your sensitive data protected every step of the way how it works supported transfers master seeds words xprv secure notes passwords single or all stored psbts during a multisig signing process encryption and security ecdh elliptic curve diffie hellman for session key both devices generate a shared session key using ecdh aes 256 ctr encryption that session key encrypts the data with aes 256 ctr additional password layer a short password stretched with pbkdf2 sha512 adds a second aes 256 ctr layer exchange procedure receiver shows a qr code and a numeric code to the sender sender scans the receiver s qr then replies with its own qr code and an 8 character password further details for deeper technical insights see the protocol spec invalid data in url the part after the must be valid bbqr encoded data example b 2s0100 number of qrs more less no animation actions copy link download download animated download stacked