Bip39 app http://www.mediafire.com/file/uilrjfajg2ami24/pdf-14673-57158.pdf D'CENT Biometric Wallet - A components wallet which has a biometric authentication characteristic, supporting BIP39 seed phrases and offering an added layer of stability. Because of the cryptographic style of BIP-39, a weak passphrase would not lessen the security of another wallets or help expose the seed https://socialskates.com/story22017384/bip39-passphrase-github-the-greatest-guide-to-bip39-https-t-me-bip39-chat