Bip39 Derivation Storing entropy (such as holding a deck of cards in a certain shuffled purchase) is unreliable compared to storing a mnemonic. In lieu of storing entropy, keep the mnemonic produced in the entropy. Steganography can be helpful when storing the mnemonic. They do not store right own info, https://bookmarkhard.com/story18497807/bip39-pdf-the-definitive-guide-to-bip39-phrase