Bip39 Ian Coleman. Take into account how you can securely back up and go over the passphrase if essential: When you might theoretically count on your memory, you might want to look at a protected backup tactic. No, there is no technical limit into the length of one's passphrase. On https://bookmarksbay.com/story18835491/bip39-words-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work