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3 votes

What is an extended fingerprint (xfp) and how does it differ from an xpub?

The fingerprint of a public key is defined in BIP 32 as the first 4 bytes of the RIPEMD160 hash of the SHA256 hash of the public key. The fingerprint of a particular xpub can be gotten from that xpub, ...
Ava Chow's user avatar
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1 vote
Accepted

Tips for child key derivation

What are the last bytes? (0a794dec) The checksum. In the next operation (HMAC-SHA512) I used the chain code obtained, the key and the next depth (80000002), but I'm not sure. Yep, that's it : I ...
Antoine Poinsot's user avatar

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