Cryptocurrencies, also known as cryptocurrencies, are a new form of payment, similar to conventional money, but they operate through the Internet and facilitate buying and selling transactions in a faster and more efficient way. Over the years several types of cryptocurrencies similar to bitcoin have been developed, but with the advancement of technology others have emerged that have different objectives and operation, currently they are well known as a source of investment, as a business opportunity and forms of payment. The objective of this research is to know how cryptocurrencies have developed over the years and how they affect or benefit the world economy. The concepts and information that were analyzed and studied for the realization of the article were the definitions, history, advantages, disadvantages, characteristics among other variables in order to meet the objective and have a clearer idea of what cryptocurrencies are and what is their function and impact on the world economy. The methodology used in