Bip39 Ian Coleman. At the start you must keep it Independently from a seed. Having your seed as well as your passphrase in exactly the same site defeats the goal of aquiring a passphrase to begin with. No, there is not any technical limit on the duration within your passphrase. https://scrapbookmarket.com/story19380896/bip39-list-https-linktr-ee-bip39-top-latest-five-bip39-list-urban-news