Bip39 Wiki Storing entropy (including preserving a deck of cards in a specific shuffled get) is unreliable compared to storing a mnemonic. Rather than storing entropy, retail store the mnemonic created through the entropy. Steganography may very well be advantageous when storing the mnemonic. Keep it in a safe locale: https://bookmarkboom.com/story18658194/bip39-first-4-letters-little-known-facts-about-seed-phrase-generator