When was bip39 introduced https://files.fm/u/2eemhhak2q#design BIP85: A newer proposal letting the deterministic derivation of several BIP39 mnemonic seeds from a learn seed. Thanks to the cryptographic layout of BIP-39, a weak passphrase does not lessen the security of another wallets or enable expose the seed words. BIP39 is actually a https://bookmarkja.com/story23117232/bip39-bitcoin-wallet-about-bip39-2048-words-https-x-com-tundra838554