Bip39 backup https://www.4shared.com/s/fAf7kF4dLku A BIP39 seed phrase made with acceptable randomness cannot be guessed by means of brute force, simply because there are just too numerous permutations. How much security does a passphrase incorporate? A BIP39 passphrase significantly improves your Bitcoin wallet’s safety. It functions as yet another, customizable layer https://top100bookmark.com/story20267532/bip39-bip44-new-step-by-step-map-for-bip39-github-https-dzen-ru-bip39-phrase-com