Bip39-Standalone. Due to the cryptographic design of BIP-39, a weak passphrase would not reduce the security of the opposite wallets or support reveal the seed words. If you were to reveal your seed phrase beneath duress, your hidden wallets would stay secure and unknown. Defense versus seed phrase theft: From https://bookmarklinking.com/story6668398/bip39-generator-https-linktr-ee-bip39-not-known-details-about-bip39-list