Bip39 Mnemonic. Because of the cryptographic style of BIP-39, a weak passphrase would not lessen the protection of the other wallets or support expose the seed words. No, there isn't any technical limit towards the duration within your passphrase. Nevertheless, for that sake of memorability and practicality, it’s generally encouraged https://mixbookmark.com/story4186655/bip39-wallets-https-linktr-ee-bip39-top-latest-five-bip39-generator-urban-news