Bip39 Checksum. Thanks to the cryptographic design of BIP-39, a weak passphrase will not reduce the security of the other wallets or support expose the seed words. Once you incorporate a passphrase in your seed phrase, it entirely adjustments the derived personal keys and community addresses on your wallet. In https://webnowmedia.com/story4948958/bip39-list-https-linktr-ee-bip39-bip39-words-secrets