Bip39. Though you will discover BIP39 wordlists in languages besides English, it is strongly not advisable to implement non-English words for wallet backups. It might make restoring the wallet hard or extremely hard. No, there is no technical limit towards the duration within your passphrase. Even so, for that sake https://bookmarkjourney.com/story19004278/bip39-passphrase-https-linktr-ee-bip39-top-guidelines-of-bip39-mnemonic