Blockchain is a cutting-edge technology. When you say blockchain, you want to participate in digital currency transactions similar to Bitcoin, right?
If you don't learn the basics well, you should come here and ask such questions. Please find out for yourself first. When some so-called profiteering fields are known by ordinary people, it is not far from collapse, and it is time to lack the pick-up man. P2P, digital currency, which one is not. Think clearly.