Bip39 tool https://writeablog.net/ipennywpzc/the-ultimate-overview-to-offline-bip39-generators-remain-secure D'CENT Biometric Wallet - A hardware wallet with a biometric authentication characteristic, supporting BIP39 seed phrases and giving an added layer of security. For words that have only three letters, there is no 4th letter. As an example with the word “include”, there aren't a... https://thesocialvibes.com/story5882760/bip39-address-examine-this-report-on-bip39-vs-slip39-https-linktr-ee-bip39