Bip39 Passphrase Generator. A BIP39 mnemonic sentence is actually a set of words (most often 12 or 24) that we can easily communicate with a lot more properly than other characters that are not words (bits and numbers plus the like). BIP39's objective in introducing the use of mnemonic words https://directoryalbum.com/listings13055251/bip39-standalone-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-words