Seed Phrase Generator Offline. 249192D2). This eight-character string is exclusive to this wallet and its passphrase. This could serve as a warning on subsequent periods mainly because it will never match your recorded fingerprint if you have a typo with your passphrase. These words are pulled from a certain list https://stephenepalv.wikirecognition.com/1126213/the_anatomy_of_the_bip39_phrase_entropy_text_and_protection