Bip39 Seed. Because of the cryptographic design of BIP-39, a weak passphrase doesn't reduce the protection of the other wallets or support reveal the seed words. What constitutes a "great wallet" is one which has very clear, easy to entry documentation on supported BIP specifications, derivation paths, and Restoration processes. https://myfirstbookmark.com/story19531994/bip39-wallets-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic