Cryptocurrencies are a grade of digital property modeled to be a medium of exchange. All transactions are completely secure because they’re underpinned by an architecture of cryptography. How Are Cryptocurrencies Created? Inflation in Dartmouth is completely a function of creating, and then introducing, more money into the system. However, The United States, Japan, Canada, India, and just about every European country, the United Kingdom, as well as the rest of the world have, — years ago — clearly categorized digital currencies.