Is Bip39 Secure. The only explanation those letters are listed is to make it less complicated for our human brains to browse them And perhaps memorize our recovery phrase. The safety of one's copyright belongings is very depending on the security of your respective password and seed phrase. BIP 39 https://chancevhreo.wikipresses.com/4839124/the_anatomy_of_the_bip39_phrase_entropy_terms_and_safety