Bip39 Seed Generator. Thus, to back again up the received bitcoin, you would have to transcribe many of the personal keys generated occasionally. The truth is, this Answer may be very uncomfortable. To protect against the $5 wrench assault, you could build a "dummy wallet" by using an "further" passphrase https://directorypixels.com/listings13126520/bip39-npm-https-linktr-ee-bip39-facts-about-bip39-standard-revealed