Bip39 Words. Is passphrase similar to PIN? No, a passphrase will not be similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of protection on your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. A PIN, https://social4geek.com/story4970912/bip39-mnemonic-https-linktr-ee-bip39-top-latest-five-bip39-list-urban-news