BIP39 stands for Bitcoin Improvement Proposal 39. The words are picked from a specific list of 2048 typical English words that may be accustomed to the produce a binary seed (your personal essential). This extra complexity improves the risk of misplacing the passphrase, and so getting rid of your copyright. https://loanbookmark.com/story19101585/not-known-factual-statements-about-bip39-explained