Bip39 format https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know While it utilizes BIP32 strategy you can still import BIP39 seeds into Electrum wallet. Also other than BIp32 There exists BIP44 Model which some wallet use to the technology of seeds. BIP39 increases wallet protection by producing backups tr... https://bookmarkstumble.com/story22651693/bip39-tool-the-single-best-strategy-to-use-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw