Bip39 Light Standard As blockchain is decentralized, irreversible and nameless, it’s nearly impossible to freeze accounts or rollback transactions. Remember to remember to make it possible for recovery from mnemonic phrases which have invalid checksums (or that you don't have the wordlist) Use private keys at brainwallet.org, but watch out https://siambookmark.com/story18663690/seed-phrase-details-fiction-and-bip39