Bip39. As a result, to back up the obtained bitcoin, you would have to transcribe all the non-public keys created from time to time. Actually, this Answer may be very not comfortable. Based on your particular person circumstance, you can decide that yourself, but you can see why quite a https://directoryforever.com/listings13061535/bip39-mnemonic-generator-https-linktr-ee-bip39-not-known-facts-about-bip39-mnemonic-generator