Bip39 Passphrase. You should then do a essential recovery by using a command like the 1 beneath. (This command takes advantage of a sample wallet file bunlded with BTCRecover) They don't keep directly private information, but are based upon uniquely figuring out your browser and internet device. If you don't https://rotatesites.com/story20038558/bip39-wallet-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy