Bip39 Passphrase Bitcoin Advancement Proposal 39, or BIP39, can be a protocol that was launched as a method to generate deterministic wallets. It's a way for developing a human-readable mnemonic sentence – simple to study and produce – from random details that serves like a backup to Recuperate your wallet. https://socialimarketing.com/story4257057/bip39-electrum-a-review-of-seed-phrase-generator