Bip39 Format. Theoretically, you can Believe out the mnemonic phrase by his possess, but It's not at all safe, because a human are unable to do an excellent task with the random technology. The easiest method to protected one particular’s wallet would be to take a mnemonic phrase created by https://zanesfrep.yourkwikimage.com/1098130/the_anatomy_of_the_bip39_phrase_entropy_words_and_stability