It has been years since blockchain technology was invented. All of governments of advanced countries and multinational corporations are exploring and developing application of blockchain technology. And financial technology application has been the leader of blockchain technology. Besides, in other industry field, they notice that the blockchain technology may bring technology revolution to their own industry.
In recent years, driven by various governments, the trend of open banking is already been the major driving force of financial technology evolution. But every open banking investor has faced same problems about identity verification security and safety of information exchange. The same issues are taken seriously in the applications of internet. And the technology in nowadays can’t solve the problems of personal information leakage. As a result, the decentralized ID based on blockchain technology was received attention extremely that it may solve those problems of information security in internet era