Bip39. You should then do a primary Restoration by using a command such as the a single below. (This command takes advantage of a sample wallet file bunlded with BTCRecover) Anybody else who discovers the phrase can steal the bitcoins. It need to be retained top secret, for example it https://techonpage.com/story4951256/bip39-word-list-pdf-https-linktr-ee-bip39-not-known-facts-about-bip39