Bip39 Github. Then in a theft or threatening state of affairs, you may give your attackers the Restoration seed phrase (without the passphrase) and they may Recuperate the wallet without having knowing you might have another wallet utilizing a passphrase BIP32 was the initial seed standard for hierarchical deterministic wallets. https://seozdirectory.com/listings13102537/bip39-passphrase-https-linktr-ee-bip39-facts-about-bip39-checksum-revealed