Applications of blockchain? Financial area: Blockchain is mostly used for this area. Who don’t want is higher security of financial transaction? Everyone wants the best security of his financial area. Blockchain technology actually works on this area mostly, it’s provide you best security everything on your financial activities ant third party’s interfere but your activity successfully done in a legitimate way. Surely everything of financial activities process here in a decentralized way. Digital ID: Everyday we share our personal information with some of centralized services company. Where that service provider company can easily gone through our personal information. As quick as possible this should be reduced. No one will happy to share his information with others third-party. ID card information is such an important data that we always keep safe and secure with ourselves. Other personal information like ID card if we uses to blockchain technology this will secured the best and a