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In CKD function the public key is compressed

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264 bits is the size of a compressed public key
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Tiago Canto 2018-11-07 16:26:24 -03:00 committed by GitHub
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@ -325,7 +325,7 @@ The chain code (c) is used to introduce entropy in the function that creates chi
The child key derivation functions are based on a one-way hash function that combines: The child key derivation functions are based on a one-way hash function that combines:
* A parent private or public key (ECDSA uncompressed key) * A parent private or public key (ECDSA compressed key)
* A seed called a chain code (256 bits) * A seed called a chain code (256 bits)
* An index number (32 bits) * An index number (32 bits)