Bip39 Json. Although it employs BIP32 method it is possible to continue to import BIP39 seeds into Electrum wallet. Also other than BIp32 There is certainly BIP44 Edition which some wallet use with the technology of seeds. Passphrase values are stored within the /.tmp.tmp file around the MicroSD card. The https://finance-freedom61616.wikipublicity.com/5951450/the_anatomy_of_the_bip39_phrase_entropy_words_and_phrases_and_safety