Is bip39 safe https://zenwriting.net/keenanctdp/how-to-create-a-bip39-seed-a-step-by-step-guide Let's believe It will likely be 10x speedier than the GFX card previously mentioned so around two,4M hashes/s. A standard attacker will own a couple of these types of specialised equipment. Not like standard wallets derived exclusively from a seed phrase, passphrase-guarded wallets are conc... https://www.4shared.com/s/fAf7kF4dLku