Bip39 Checksum. The passphrase isn't selected in the predefined list of 2048 words – it can be any word or phrase you choose. Entropy is a complicated element. Your mnemonic may be insecure if this element is used improperly. Browse far more Although BIP39 seed recovery can benefit from GPU https://lingeriebookmark.com/story8593519/ian-coleman-bip39-https-linktr-ee-bip39-not-known-details-about-bip39-list