Bip39 documentation https://bip39marco.mystrikingly.com/ D'CENT Biometric Wallet - A hardware wallet having a biometric authentication characteristic, supporting BIP39 seed phrases and supplying an additional layer of safety. For words that have only 3 letters, there isn't a 4th letter. For instance With all the word “insert”, there isn't any much more https://mysterybookmarks.com/story20363174/bip39-s-entropy-to-mnemonic-detailed-notes-on-bip39-wallet-https-t-me-bip39-chat