Bip39 backup https://blogfreely.net/travenmdoq/create-your-own-distinct-bip39-mnemonic-expression-with-python-scripts While it employs BIP32 method you may however import BIP39 seeds into Electrum wallet. Also besides BIp32 There's BIP44 Model which some wallet use for your generation of seeds. BIP39 simplifies important administration by replacing lengthy cryptographic knowledge with... https://trackbookmark.com/story21688427/bip39-dart-a-secret-weapon-for-bip39-mnemonic-https-linktr-ee-bip39