Bip39 bitcoin wallet https://blogfreely.net/travenmdoq/create-your-own-distinct-bip39-mnemonic-expression-with-python-scripts D'CENT Biometric Wallet - A hardware wallet by using a biometric authentication attribute, supporting BIP39 seed phrases and offering an additional layer of protection. This works mainly because BIP39 is supported by a great number of wallet producers. Therefor... https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know