Bip39 last word checksum https://www.giantbomb.com/profile/blathayqvn/ Let's assume It'll be 10x more quickly as opposed to GFX card above so approximately two,4M hashes/s. A normal attacker will have a handful of this sort of specialised gadgets. BitBox02 - A successor into the BitBox series, this hardware wallet supports BIP39 seed phrases https://postheaven.net/tiablexcen/recognizing-the-duty-of-bip39-in-copyright-budgets