Bip38 vs bip39 http://www.mediafire.com/file/uilrjfajg2ami24/pdf-14673-57158.pdf A BIP39 seed phrase developed with acceptable randomness cannot be guessed through brute force, simply because you can find just too a lot of permutations. BitBox02 - A successor into the BitBox sequence, this components wallet supports BIP39 seed phrases and provides a combination of usability http://www.mediafire.com/file/uilrjfajg2ami24/pdf-14673-57158.pdf