Bip39 Seed Phrase. It is really simple — if you do not be worried about copyright inheritance, nobody else will — not your program or hardware wallet vendors, not your exchanges, rather than your wealth managers. BIP39 specifies a list of 2048 words from which the mnemonic phrase is picked https://socialislife.com/story5053846/bip39-passphrase-https-linktr-ee-bip39-about-ian-coleman-bip39