Bip39 library https://penzu.com/p/2ea6922b70254307 A BIP39 seed phrase created with proper randomness cannot be guessed through brute force, since you can find just too a lot of permutations. It is easy — if you don't be worried about copyright inheritance, nobody else will — not your computer software or hardware wallet https://agendabookmarks.com/story19967856/bip39-checksum-failed-rumored-buzz-on-bip39-generator-https-cutt-ly-uryc5rw7