BIP39 means Bitcoin Improvement Proposal 39. The words are chosen from a specific list of 2048 prevalent English words which can be used to the crank out a binary seed (your private essential). BIP39 and forty four, However, absolutely are a more recent form of standardization of a certain list https://natural-bookmark.com/story18919198/the-fact-about-valid-bip39-seed-phrase-that-no-one-is-suggesting