Bip39 tool github https://writeablog.net/ipennywpzc/the-ultimate-overview-to-offline-bip39-generators-remain-secure Let's suppose It will probably be 10x faster than the GFX card above so approximately 2,4M hashes/s. An average attacker will have a couple of these specialised devices. It is really simple — if you don't be worried about copyright inheritance, no one else will — https://thebookpage.com/story5791554/bip39-list-github-bip39-converter-an-overview-https-cutt-ly-uryc5rw7