Bip39 Private Key Storing entropy (for instance maintaining a deck of cards in a specific shuffled order) is unreliable in comparison to storing a mnemonic. In place of storing entropy, store the mnemonic generated within the entropy. Steganography can be useful when storing the mnemonic. Backup: After created, the seed https://explorebookmarks.com/story18547122/bip39-wiki-bip39-an-overview