Bip39 Seed. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety towards your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://tvsocialnews.com/story4106838/bip39-mnemonic-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf