Bip39 Vs Slip39. It's really worth noting that a seed phrase grants access to your private keys. Whilst private keys are cumbersome to work with and come in a very string of 256 alphanumeric figures, seed phrases are typically twelve or 24 words extended, and produced up of standard words. https://socialtechnet.com/story3997028/bip39-bip32-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip32-vs-bip39