Bip39 blockchain https://www.bitsdujour.com/profiles/wWbptt D'CENT Biometric Wallet - A hardware wallet by using a biometric authentication feature, supporting BIP39 seed phrases and offering an additional layer of protection. Not like standard wallets derived only from the seed phrase, passphrase-shielded wallets are hidden from simple sight. They exist in a very form https://bookmarkingalpha.com/story20704171/valid-bip39-seed-phrase-bip39-compatible-wallet-an-overview-https-dzen-ru-bip39-phrase-com