Bip39 to bip32 https://papaly.com/1/eMEf Despite the fact that it employs BIP32 method you may nonetheless import BIP39 seeds into Electrum wallet. Also apart from BIp32 You can find BIP44 Edition which some wallet use for your technology of seeds. Simply how much security does a passphrase insert? A BIP39 passphrase https://minibookmarking.com/story20258997/bip39-app-helping-the-others-realize-the-advantages-of-bip39-passphrase-https-cutt-ly-uryc5rw7