Bip39 Vs Slip39. At the start you must retailer it Independently from the seed. Acquiring your seed as well as your passphrase in a similar site defeats the objective of possessing a passphrase to start with. BIP39 specifies a list of 2048 words from which the mnemonic phrase is chosen. https://socialmarkz.com/story10015249/bip39-https-linktr-ee-bip39-bip39-wallet-can-be-fun-for-anyone