Bip39 Standard. First and foremost you should store it Individually from your seed. Owning your seed plus your passphrase in the identical location defeats the goal of using a passphrase to begin with. No, there is not any technical limit to the length of your passphrase. Nonetheless, for your sake https://socialevity.com/story21519846/bip39-generator-https-linktr-ee-bip39-bip39-words-an-overview