Bip39 Standard. Take into consideration the way to securely again up and move over the passphrase if necessary: Whilst you could possibly theoretically count on your memory, you might want to think about a protected backup technique. No, there is no technical Restrict to the size of the passphrase. Even https://socialevity.com/story20734443/bip39-wallet-https-linktr-ee-bip39-a-review-of-bip39-generator