#StackBounty: #cryptography #bip32 #wallet-security #deterministic-wallets #secp256k1 BIP32 recommends a 256 bit seed. Why do most Bitc…

Bounty: 50

According to BIP32’s “Master key generation” section, “256 bits is advised”.

See https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#Master_key_generation

Why did BIP32 consider 256 bits to be the recommended seed size, and why did the authors of so many Bitcoin wallet implementations consider 256 bits unnecessary?


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