Bip39 backup https://unsplash.com/@morganvmyg Checksum generation: A checksum is produced from this entropy using SHA-256 hashing, which helps confirm the mnemonic's integrity later. How much security does a passphrase insert? A BIP39 passphrase substantially improves your Bitcoin wallet’s security. It acts as a further, customizable layer on top of your seed https://mylittlebookmark.com/story6323854/bip39-dart-not-known-details-about-bip39-word-list-txt-https-cutt-ly-uryc5rw7