Bip39. It is simple — if you do not worry about copyright inheritance, no person else will — not your program or components wallet sellers, not your exchanges, instead of your wealth managers. They do not keep directly private info, but are depending on uniquely determining your browser and internet https://telebookmarks.com/story9362136/bip39-word-list-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic