1 @MartinDawson The solution tells you how the keys are generated (and it's correct). After building the private/general public keys, you do must shop them somewhere securely. That is what the password-encrypted file is for. Ultimately, you insert 0x again at the start of the ensuing string. The checksum address https://mariodimqs.azzablog.com/26908936/op-wallet-fundamentals-explained