Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase will not be similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of security on your wallet that works together with your seed phrase to encrypt and shield your wallet. A PIN, on https://dailybookmarkhit.com/story19442140/bip39-list-https-linktr-ee-bip39-a-review-of-bip39-words