Bip39 Cdn. Theoretically, you can Assume out the mnemonic phrase by his individual, but It's not at all Safe and sound, since a human cannot do an incredible job with the random technology. The best way to safe one particular’s wallet would be to have a mnemonic phrase generated by https://socialskates.com/story19714051/bip39-generator-offline-the-5-second-trick-for-seed-phrase-generator-with-balance