Bip39 Standard. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety to your wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, Alternatively, is https://social-galaxy.com/story4535046/bip39-word-list-https-linktr-ee-bip39-a-review-of-bip39-words