Bip39 Mnemonic. The password can be created down together with the mnemonic phrase, but It will be simpler to recollect it, to ensure that an extremely two-variable Restoration program can be attained: for unblocking Bitcoins, you'll need “what you may have” plus “what you understand”. Sure, BIP39 passphrases are case-sensitive. https://wearethelist.com/story21673318/bip39-https-linktr-ee-bip39-a-review-of-bip39-generator