Bip39 Seed Generator. The passphrase will not be chosen through the predefined list of 2048 words – it might be any word or phrase you select. Sure, BIP39 passphrases are case-sensitive. Be sure to enter your passphrase specifically as you set it up, such as any uppercase or lowercase letters. https://advicebookmarks.com/story26239862/bip39-generator-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained