Bip39. Plus, because BIP-39 introduced a universal standard, any High definition wallet will help you to restore your accounts. This can make it quick to deal with various accounts and swap wallet vendors easily. Entropy is a sophisticated element. Your mnemonic might be insecure if this characteristic is applied improperly. https://userbookmark.com/story18647183/bip39-wallets-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list