Bip39 12 Vs 24 Storing entropy (including keeping a deck of playing cards in a certain shuffled order) is unreliable in comparison to storing a mnemonic. As opposed to storing entropy, shop the mnemonic created with the entropy. Steganography could be helpful when storing the mnemonic. Really don't take photos: https://socialclubfm.com/story9068940/bip39-rust-an-unbiased-view-of-seed-phrase-generator